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Other operating income and expenses (Details)
$ in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2019
USD ($)
Dec. 31, 2019
MXN ($)
Dec. 31, 2018
MXN ($)
Dec. 31, 2017
MXN ($)
Analysis of other operating income        
Gain on sale and leaseback transactions of aircraft and spare engines   $ 284,759 $ 609,168 $ 65,886
Loss on sale of rotable spare parts furniture and equipment   (8,954) (2,356) (908)
Administrative benefits       27,180
Other income   51,403 15,161 4,607
Other operating income $ 17,363 327,208 621,973 96,765
Analysis of other operating expenses        
Administrative and operational support expenses   581,181 536,079 539,101
Technology and communications   381,055 385,841 373,394
Passenger services   65,477 70,337 59,261
Insurance   74,661 60,892 54,569
Others   10,553 5,949 7,933
Other operating expenses $ 59,056 $ 1,112,927 $ 1,059,098 $ 1,034,258