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Cover
Oct. 09, 2025
Cover [Abstract]  
Document Type 8-K
Document Period End Date Oct. 09, 2025
Registrant Name DELTA AIR LINES, INC.
Entity Incorporation, State or Country Code DE
Entity File Number 001-05424
Entity Tax Identification Number 58-0218548
Entity Address, Address Line One Post Office Box 20706
Entity Address, City or Town Atlanta
Entity Address, State or Province GA
Entity Address, Postal Zip Code 30320-6001
City Area Code 404
Local Phone Number 715-2600
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, par value $0.0001 per share
Trading Symbol DAL
Security Exchange Name NYSE
Entity Emerging Growth Company false
Central Index Key 0000027904
Amendment Flag false