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FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Creditor TOTAL  
Up to 90 days $ 305,059  
More than 90 days to one year 1,530  
More than one to three years 4,080  
More than three to five years 4,080  
More than five years 7,846,000  
Total 322,595  
Nominal value $ 322,595  
LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Creditor Total consolidated Total consolidated
Up to 90 days $ 1,728,818 $ 4,250,103
More than 90 days to one year 889,656 3,773,632
More than one to three years 2,118,180 2,318,762
More than three to five years 3,613,655 2,195,767
More than five years 2,912,885,000 1,857,319,000
Total 11,263,194 14,395,583
Nominal value $ 8,141,264 $ 12,680,106
Liquidity risk [member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Creditor TOTAL TOTAL
Up to 90 days $ 135,760 $ 1,493,535
More than 90 days to one year 575,525 2,445,619
More than one to three years 1,229,770 1,519,275
More than three to five years 2,811,863 1,344,761
More than five years 1,773,443,000 1,064,747,000
Total 6,526,361 7,867,937
Nominal value $ 4,353,414 $ 6,801,685
Liquidity risk [member] | TAM S.A. and Subsidiaries, Tax No. 02.012.862/0001-60, Brazil [Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Creditor   TOTAL
Up to 90 days   $ 283,421
More than 90 days to one year   4,941
More than one to three years   8,755
More than three to five years   15,722
More than five years   5,077,000
Total   317,916
Nominal value   $ 310,451
GOLDMAN SACHS [Member] | Bank Loans [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 0-E  
Creditor GOLDMAN SACHS  
Creditor country U.S.A.  
Currency US$  
Up to 90 days $ 32,071  
More than 90 days to one year 122,278  
More than one to three years 323,125  
More than three to five years 1,361,595  
Total 1,839,069  
Nominal value $ 1,100,000  
Amortization Quarterly  
Annual Effective rate 18.46%  
Annual Nominal rate 13.38%  
SANTANDER [Member] | Bank Loans [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 0-E  
Creditor SANTANDER  
Creditor country Spain  
Currency US$  
Up to 90 days $ 19,164  
More than 90 days to one year 55,288  
Total 74,452  
Nominal value $ 70,951  
Amortization Quarterly  
Annual Effective rate 7.26%  
Annual Nominal rate 7.26%  
SANTANDER [Member] | Obligations with the public [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 97.036.000-K  
Creditor SANTANDER  
Creditor country Chile  
Currency UF  
More than 90 days to one year $ 3,136  
More than one to three years 6,271  
More than three to five years 6,271  
More than five years 178,736,000  
Total 194,414  
Nominal value $ 156,783  
Amortization To the expiration  
Annual Effective rate 2.00%  
Annual Nominal rate 2.00%  
WILMINGTON TRUST COMPANY [Member] | Obligations with the public [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 0-E  
Creditor WILMINGTON TRUST COMPANY  
Creditor country U.S.A.  
Currency US$  
More than 90 days to one year $ 152,531  
More than one to three years 307,625  
More than three to five years 757,625  
More than five years 887,250,000  
Total 2,105,031  
Nominal value $ 1,150,000  
Amortization To the expiration  
Annual Effective rate 15.00%  
Annual Nominal rate 13.38%  
WILMINGTON TRUST COMPANY [Member] | Guaranteed Obligations [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 0-E 0-E
Creditor WILMINGTON TRUST COMPANY WILMINGTON TRUST COMPANY
Creditor country U.S.A. U.S.A.
Currency US$ US$
Up to 90 days $ 3,839 $ 933
More than 90 days to one year 13,465 4,990
More than one to three years 45,564 29,851
More than three to five years 43,444 36,337
More than five years 75,505,000 89,263,000
Total 181,817 161,374
Nominal value $ 141,605 $ 144,358
Amortization Quartely/Monthly Quarterly / Monthly
Annual Effective rate 8.20% 3.17%
Annual Nominal rate 8.20% 1.60%
SANTANDER [Member] | Obligations with the public [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 97.036.000-K  
Creditor SANTANDER  
Creditor country Chile  
Currency US$  
More than five years $ 6,000  
Total 6  
Nominal value $ 3  
Amortization To the expiration  
Annual Effective rate 1.00%  
Annual Nominal rate 1.00%  
BNP PARIBAS [Member] | Guaranteed Obligations [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 0-E 0-E
Creditor BNP PARIBAS BNP PARIBAS
Creditor country U.S.A. U.S.A.
Currency US$ US$
Up to 90 days $ 6,692 $ 17,182
More than 90 days to one year 14,705 19,425
More than one to three years 39,215 40,087
More than three to five years 39,215 41,862
More than five years 138,345,000 95,475,000
Total 238,172 214,031
Nominal value $ 184,198 $ 198,475
Amortization Quarterly Quarterly
Annual Effective rate 5.76% 1.48%
Annual Nominal rate 5.76% 1.48%
BNP PARIBAS [Member] | Financial lease [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 0-E 0-E
Creditor BNP PARIBAS BNP PARIBAS
Creditor country U.S.A. U.S.A.
Currency US$ US$
Up to 90 days $ 6,978 $ 7,351
More than 90 days to one year 20,662 26,519
More than one to three years 1,543 21,685
Total 29,183 55,555
Nominal value $ 28,165 $ 54,918
Amortization Quarterly Quarterly
Annual Effective rate 5.99% 1.56%
Annual Nominal rate 5.39% 0.96%
EXIM BANK [Member] | Other Guaranteed Obligations [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 0-E 0-E
Creditor EXIM BANK EXIM BANK
Creditor country U.S.A. U.S.A.
Currency US$ US$
Up to 90 days $ 394 $ 271
More than 90 days to one year 1,171 1,173
More than one to three years 12,119 3,375
More than three to five years 21,111 10,546
More than five years 60,857,000 55,957,000
Total 95,652 71,322
Nominal value $ 86,612 $ 62,890
Amortization Quarterly Quarterly
Annual Effective rate 2.01% 1.84%
Annual Nominal rate 1.78% 1.84%
EXIM BANK [Member] | Financial lease [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 0-E 0-E
Creditor EXIM BANK EXIM BANK
Creditor country U.S.A. U.S.A.
Currency US$ US$
Up to 90 days $ 3,176 $ 2,758
More than 90 days to one year 9,681 11,040
More than one to three years 137,930 61,167
More than three to five years 193,551 249,466
More than five years 157,978,000 269,087,000
Total 502,316 593,518
Nominal value $ 446,509 $ 533,127
Amortization Quarterly Quarterly
Annual Effective rate 3.58% 2.88%
Annual Nominal rate 2.79% 2.03%
MUFG [Member] | Guaranteed Obligations [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   0-E
Creditor   MUFG
Creditor country   U.S.A.
Currency   US$
Up to 90 days   $ 29,652
More than 90 days to one year   17,921
More than one to three years   36,660
More than three to five years   37,829
More than five years   55,297,000
Total   177,359
Nominal value   $ 166,712
Amortization   Quarterly
Annual Effective rate   1.64%
Annual Nominal rate   1.64%
MUFG [Member] | Other Guaranteed Obligations [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 0-E 0-E
Creditor MUFG MUFG
Creditor country U.S.A. U.S.A.
Currency US$ US$
Up to 90 days $ 13,091 $ 8,150
More than 90 days to one year 38,914 46,746
More than one to three years 69,916 94,062
More than three to five years   14,757
Total 121,921 163,715
Nominal value $ 112,388 $ 156,933
Amortization Quarterly Quarterly
Annual Effective rate 6.23% 1.72%
Annual Nominal rate 6.23% 1.72%
CREDIT AGRICOLE [Member] | Other Guaranteed Obligations [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 0-E 0-E
Creditor CREDIT AGRICOLE CREDIT AGRICOLE
Creditor country France France
Currency US$ US$
Up to 90 days $ 5,769 $ 273,199
More than 90 days to one year 31,478  
More than one to three years 70,890  
More than three to five years 267,615  
Total 375,752 273,199
Nominal value $ 275,000 $ 273,199
Amortization To the expiration At Expiration
Annual Effective rate 8.24% 1.82%
Annual Nominal rate 8.24% 1.82%
CREDIT AGRICOLE [Member] | Financial lease [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   0-E
Creditor   CREDIT AGRICOLE
Creditor country   France
Currency   US$
Up to 90 days   $ 699
More than 90 days to one year   1,387
Total   2,086
Nominal value   $ 2,052
Amortization   Quarterly
Annual Effective rate   3.68%
Annual Nominal rate   3.23%
CITIBANK [Member] | Financial lease [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 0-E  
Creditor CITIBANK  
Creditor country U.S.A.  
Currency US$  
Up to 90 days $ 6,995  
More than 90 days to one year 5,844  
Total 12,839  
Nominal value $ 12,514  
Amortization Quarterly  
Annual Effective rate 6.19%  
Annual Nominal rate 5.47%  
CITIBANK [Member] | Loans To Exporters [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   97.018.000-1
Creditor   CITIBANK
Creditor country   Chile
Currency   US$
Up to 90 days   $ 115,350
Total   115,350
Nominal value   $ 114,000
Amortization   At Expiration
Annual Effective rate   2.96%
Annual Nominal rate   2.96%
NATIXIS [Member] | Financial lease [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 0-E 0-E
Creditor NATIXIS NATIXIS
Creditor country France France
Currency US$ US$
Up to 90 days $ 9,864 $ 5,929
More than 90 days to one year 29,468 34,328
More than one to three years 75,525 59,574
More than three to five years 70,787 59,930
More than five years 129,582,000 130,131,000
Total 315,226 289,892
Nominal value $ 239,138 $ 261,458
Amortization Quarterly Quarterly
Annual Effective rate 6.44% 2.09%
Annual Nominal rate 6.44% 2.09%
NATIXIS [Member] | Financial lease [Member] | TAM S.A. and Subsidiaries, Tax No. 02.012.862/0001-60, Brazil [Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   0-E
Creditor   NATIXIS
Creditor country   France
Currency   US$
Up to 90 days   $ 486
More than 90 days to one year   2,235
More than one to three years   4,080
More than three to five years   11,076
Total   17,877
Nominal value   $ 17,326
Amortization   Quarterly
Annual Effective rate   2.74%
Annual Nominal rate   2.74%
NATIXIS [Member] | Financial Leases [Member] | TAM S.A. and Subsidiaries, Tax No. 02.012.862/0001-60, Brazil [Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 0-E  
Creditor NATIXIS  
Creditor country France  
Currency US$  
Up to 90 days $ 510  
More than 90 days to one year 1,530  
More than one to three years 4,080  
More than three to five years 4,080  
More than five years 7,846,000  
Total 18,046  
Nominal value $ 18,046  
Amortization Semiannual/Quarterly  
Annual Effective rate 7.23%  
Annual Nominal rate 7.23%  
US BANK [Member] | Financial lease [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 0-E 0-E
Creditor US BANK US BANK
Creditor country U.S.A. U.S.A.
Currency US$ US$
Up to 90 days $ 18,072 $ 18,158
More than 90 days to one year 54,088 72,424
More than one to three years 86,076 133,592
More than three to five years   6,573
Total 158,236 230,747
Nominal value $ 152,693 $ 219,667
Amortization Quarterly Quarterly
Annual Effective rate 4.06% 4.03%
Annual Nominal rate 2.85% 2.84%
PK AirFinance [Member] | Financial lease [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 0-E 0-E
Creditor PK AIRFINANCE PK AIRFINANCE
Creditor country U.S.A. U.S.A.
Currency US$ US$
Up to 90 days $ 1,749 $ 853
More than 90 days to one year 5,165 5,763
More than one to three years 6,665 10,913
Total 13,579 17,529
Nominal value $ 12,590 $ 16,851
Amortization Quarterly Quarterly
Annual Effective rate 5.97% 1.88%
Annual Nominal rate 5.97% 1.88%
Bank of Utah [Member] | Other Guaranteed Obligations [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   0-E
Creditor   BANK OF UTAH
Creditor country   U.S.A.
Currency   US$
More than 90 days to one year   $ 1,858,051
Total   1,858,051
Nominal value   $ 1,644,876
Amortization   At Expiration
Annual Effective rate   22.71%
Annual Nominal rate   12.97%
Bank of Utah [Member] | Financial lease [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 0-E  
Creditor BANK OF UTAH  
Creditor country U.S.A.  
Currency US$  
Up to 90 days $ 5,878  
More than 90 days to one year 17,651  
More than one to three years 47,306  
More than three to five years 50,649  
More than five years 145,184,000  
Total 266,668  
Nominal value $ 182,237  
Amortization Monthly  
Annual Effective rate 10.45%  
Annual Nominal rate 10.45%  
Others [Member] | Others loans [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 0-E  
Creditor OTHERS (*)  
Currency US$  
Up to 90 days $ 2,028  
Total 2,028  
Nominal value $ 2,028  
Amortization To the expiration  
Merril Lynch Credit Products LLC [Member] | Bank Loans [Member] | TAM S.A. and Subsidiaries, Tax No. 02.012.862/0001-60, Brazil [Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. 0-E 0-E
Creditor MERRIL LYNCH CREDIT PRODUCTS LLC MERRIL LYNCH CREDIT PRODUCTS LLC
Creditor country Brazil U.S.A.
Currency BRL BRL
Up to 90 days $ 304,549 $ 185,833
Total 304,549 185,833
Nominal value $ 304,549 $ 185,833
Amortization Monthly Monthly
Annual Effective rate 3.95% 3.95%
Annual Nominal rate 3.95% 3.95%
Aircraft [member] | Lease Liability [Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Creditor   AIRCRAFT
Creditor country   OTHERS
Currency   US$
Up to 90 days   $ 694,568
More than 90 days to one year   469,568
More than one to three years   767,629
More than three to five years   811,843
More than five years   778,613,000
Total   3,522,221
Nominal value   $ 2,883,657
Aircraft [member] | Lease Liability [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Creditor AIRCRAFT  
Creditor country OTHERS  
Currency US$  
Up to 90 days $ 80,602  
More than 90 days to one year 250,297  
More than one to three years 845,215  
More than three to five years 776,431  
More than five years 1,094,935,000  
Total 3,047,480  
Nominal value $ 2,134,968  
Other Asset [Member] | Lease Liability [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Creditor OTHER ASSETS OTHER ASSETS
Creditor country OTHERS OTHERS
Currency US$ US$
Up to 90 days $ 1,727 $ 9,859
More than 90 days to one year 8,080 11,820
More than one to three years 20,641 22,433
More than three to five years 6,251 23,365
More than five years 1,763,000 8,651,000
Total 38,462 76,128
Nominal value $ 35,157 $ 73,615
Other Assets CLP [Member] | Lease Liability [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Currency CLP  
Up to 90 days $ 20  
More than 90 days to one year 34  
More than one to three years 69  
Total 123  
Nominal value $ 111  
Other Assets CLP [Member] | Trade and other accounts payables [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Currency CLP CLP
Up to 90 days $ 168,393 $ 214,224
More than 90 days to one year 1,231 4,912
Total 169,624 219,136
Nominal value $ 169,624 $ 219,136
Other Assets UF [Member] | Lease Liability [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Currency UF UF
Up to 90 days $ 574 $ 1,759
More than 90 days to one year 1,568 982
More than one to three years 3,007 245
More than three to five years 2,515 76
More than five years 6,273,000 231,000
Total 13,937 3,293
Nominal value $ 11,703 $ 2,621
Other Assets COP [Member] | Lease Liability [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Currency COP COP
Up to 90 days $ 76 $ 2
More than 90 days to one year 227 7
More than one to three years 301 35
Total 604 44
Nominal value $ 518 $ 42
Other Assets EUR [Member] | Lease Liability [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Currency EUR EUR
Up to 90 days $ 84 $ 198
More than 90 days to one year 253 112
More than one to three years 246 293
More than three to five years 24  
Total 607 603
Nominal value $ 571 $ 599
Other Assets BRL [Member] | Lease Liability [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Currency BRL  
Up to 90 days $ 2,064  
More than 90 days to one year 6,192  
More than one to three years 14,851  
More than three to five years 12,491  
More than five years 28,625,000  
Total 64,223  
Nominal value $ 33,425  
Other Assets BRL [Member] | Trade and other accounts payables [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Currency BRL BRL
Up to 90 days $ 370,772 $ 365,486
More than 90 days to one year 5,242 5,258
Total 376,014 370,744
Nominal value $ 376,014 $ 370,744
OTHERS [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   0-E
Creditor   OTHERS (*)
Currency   US$
Up to 90 days   $ 55,819
Total   55,819
Nominal value   $ 55,819
Amortization   At Expiration
OTHERS [Member] | Trade and other accounts payables [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Creditor OTHERS OTHERS
Creditor country OTHERS OTHERS
Currency US$ US$
Up to 90 days $ 80,557 $ 644,743
More than 90 days to one year 35,542 165,085
Total 116,099 809,828
Nominal value $ 116,099 $ 809,828
Other currency [Member] | Trade and other accounts payables [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Currency Other currency Other currency
Up to 90 days $ 583,118 $ 542,304
More than 90 days to one year 3,935 3,719
Total 587,053 546,023
Nominal value $ 587,053 $ 546,023
Inversora Aeronáutica Argentina S.A. [Member] | Accounts payable to related parties currents [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. Foreign Foreign
Creditor Inversora Aeronáutica Argentina S.A. Inversora Aeronáutica Argentina S.A.
Creditor country Argentina Argentina
Currency US$ US$
Up to 90 days $ 5  
More than 90 days to one year   $ 5
Total 5 5
Nominal value $ 5 $ 5
Patagonia Seafarms INC [Member] | Accounts payable to related parties currents [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No. Foreign Foreign
Creditor Patagonia Seafarms INC Patagonia Seafarms INC
Creditor country U.S.A U.S.A
Currency CLP US$
Up to 90 days $ 7  
More than 90 days to one year   $ 7
Total 7 7
Nominal value $ 7 $ 7
Total [Member] | Liquidity risk [member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Creditor Total Total
Up to 90 days $ 1,287,999 $ 2,473,147
More than 90 days to one year 312,601 1,323,072
More than one to three years 884,330 790,732
More than three to five years 797,712 835,284
More than five years 1,131,596,000 787,495,000
Total 4,414,238 6,209,730
Nominal value $ 3,465,255 $ 5,567,970
ITAU [Member] | Loans To Exporters [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   97.030.000-7
Creditor   ITAU
Creditor country   Chile
Currency   US$
Up to 90 days   $ 20,140
Total   20,140
Nominal value   $ 20,000
Amortization   At Expiration
Annual Effective rate   4.20%
Annual Nominal rate   4.20%
HSBC [Member] | Loans To Exporters [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   0-E
Creditor   HSBC
Creditor country   Chile
Currency   US$
Up to 90 days   $ 12,123
Total   12,123
Nominal value   $ 12,000
Amortization   At Expiration
Annual Effective rate   4.15%
Annual Nominal rate   4.15%
CORPBANCA [Member] | Bank Loans [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   97.023.000-9
Creditor   CORPBANCA
Creditor country   Chile
Currency   UF
Up to 90 days   $ 10,236
Total   10,236
Nominal value   $ 10,106
Amortization   Quarterly
Annual Effective rate   3.35%
Annual Nominal rate   3.35%
SANTANDER [Member] | Bank Loans [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   0-E
Creditor   SANTANDER
Creditor country   Spain
Currency   US$
Up to 90 days   $ 751
More than 90 days to one year   2,604
More than one to three years   106,939
Total   110,294
Nominal value   $ 106,427
Amortization   Quarterly
Annual Effective rate   2.80%
Annual Nominal rate   2.80%
CITIBANK [Member] | Bank Loans [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   0-E
Creditor   CITIBANK
Creditor country   U.S.A.
Currency   UF
Up to 90 days   $ 60,935
Total   60,935
Nominal value   $ 60,935
Amortization   At Expiration
Annual Effective rate   3.10%
Annual Nominal rate   3.10%
CITIBANK [Member] | Other Guaranteed Obligations [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   0-E
Creditor   CITIBANK
Creditor country   U.S.A.
Currency   US$
Up to 90 days   $ 613,419
Total   613,419
Nominal value   $ 600,000
Amortization   At Expiration
Annual Effective rate   2.00%
Annual Nominal rate   2.00%
CITIBANK [Member] | Financial lease [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   0-E
Creditor   CITIBANK
Creditor country   U.S.A.
Currency   US$
Up to 90 days   $ 19,268
More than 90 days to one year   59,522
More than one to three years   5,721
Total   84,511
Nominal value   $ 83,985
Amortization   Quarterly
Annual Effective rate   1.37%
Annual Nominal rate   0.79%
BANCO ESTADO [Member] | Obligations with the public [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   97.030.000-7
Creditor   BANCO ESTADO
Creditor country   Chile
Currency   UF
Up to 90 days   $ 36,171
More than 90 days to one year   179,601
More than one to three years   31,461
More than three to five years   31,461
More than five years   369,537,000
Total   648,231
Nominal value   $ 502,897
Amortization   At Expiration
Annual Effective rate   4.81%
Annual Nominal rate   4.81%
BANK OF NEWYORK [Member] | Obligations with the public [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   0-E
Creditor   BANK OF NEW YORK
Creditor country   U.S.A.
Currency   US$
Up to 90 days   $ 184,188
More than 90 days to one year   104,125
More than one to three years   884,188
More than three to five years   856,000
Total   2,028,501
Nominal value   $ 1,500,000
Amortization   At Expiration
Annual Effective rate   7.16%
Annual Nominal rate   6.94%
NCM [Member] | Bank Loans [Member] | TAM S.A. and Subsidiaries, Tax No. 02.012.862/0001-60, Brazil [Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   0-E
Creditor   NCM
Creditor country   Netherlands
Currency   US$
Up to 90 days   $ 990
Total   990
Nominal value   $ 943
Amortization   Monthly
Annual Effective rate   6.01%
Annual Nominal rate   6.01%
BANCO BRADESCO [Member] | Bank Loans [Member] | TAM S.A. and Subsidiaries, Tax No. 02.012.862/0001-60, Brazil [Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   0-E
Creditor   BANCO BRADESCO
Creditor country   Brazil
Currency   BRL
Up to 90 days   $ 74,661
Total   74,661
Nominal value   $ 74,661
Amortization   Monthly
Annual Effective rate   4.33%
Annual Nominal rate   4.33%
GA Telesis LLC [Member] | Financial lease [Member] | TAM S.A. and Subsidiaries, Tax No. 02.012.862/0001-60, Brazil [Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   0-E
Creditor   GA TELESIS LLC
Creditor country   U.S.A.
Currency   US$
Up to 90 days   $ 762
More than 90 days to one year   2,706
More than one to three years   4,675
More than three to five years   4,646
More than five years   5,077,000
Total   17,866
Nominal value   $ 10,999
Amortization   Monthly
Annual Effective rate   14.72%
Annual Nominal rate   14.72%
Deustche Bank [Member] | Others loans [Member] | TAM S.A. and Subsidiaries, Tax No. 02.012.862/0001-60, Brazil [Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   0-E
Creditor   Deustche Bank (*)
Creditor country   Brazil
Currency   US$
Up to 90 days   $ 20,689
Total   20,689
Nominal value   $ 20,689
Amortization   At Expiration
Others assets PEN [Member] | Lease Liability [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Currency   PEN
Up to 90 days   $ 4
More than 90 days to one year   7
More than one to three years   97
Total   108
Nominal value   $ 103
Delta Air Lines [Member] | Accounts payable to related parties currents [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   Foreign
Creditor   Delta Airlines
Creditor country   U.S.A
Currency   US$
More than 90 days to one year   $ 2,268
Total   2,268
Nominal value   $ 2,268
Costa Verde Aeronautica S.A. [Member] | Accounts payable to related parties currents [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   81.062.300-4
Creditor   Costa Verde Aeronautica S.A.
Creditor country   Chile
Currency   US$
More than 90 days to one year   $ 175,819
Total   175,819
Nominal value   $ 175,819
QA Investments Ltd [Member] | Accounts payable to related parties currents [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   Foreign
Creditor   QA Investments Ltd
Creditor country   Jersey Channel Islands
Currency   US$
More than 90 days to one year   $ 219,774
Total   219,774
Nominal value   $ 219,774
QA Investments 2 Ltd [Member] | Accounts payable to related parties currents [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   Foreign
Creditor   QA Investments 2 Ltd
Creditor country   Jersey Channel Islands
Currency   US$
More than 90 days to one year   $ 219,774
Total   219,774
Nominal value   $ 219,774
Lozuy S.A. [Member] | Accounts payable to related parties currents [Member] | LATAM Airlines Group S.A. and Subsidiaries {Member]    
FINANCIAL RISK MANAGEMENT (Details) - Schedule of class of liability for the analysis of liquidity risk ordered by date of maturity [Line Items]    
Tax No.   Foreign
Creditor   Lozuy S.A.
Creditor country   Uruguay
Currency   US$
More than 90 days to one year   $ 43,955
Total   43,955
Nominal value   $ 43,955