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Rotable spare parts, furniture and equipment, net - Additional Information (Details)
$ in Thousands, $ in Thousands
 1 Months Ended 3 Months Ended 12 Months Ended
Dec. 28, 2017
aircraft
Aug. 16, 2013
engine
Aug. 27, 2012
USD ($)
Aug. 27, 2012
MXN ($)
Dec. 31, 2017
USD ($)
aircraft
Dec. 31, 2017
MXN ($)
aircraft
Dec. 31, 2016
USD ($)
Dec. 31, 2016
MXN ($)
Nov. 30, 2015
engine
Dec. 31, 2016
MXN ($)
engine
item
Dec. 31, 2017
USD ($)
Dec. 31, 2017
MXN ($)
aircraft
Dec. 31, 2016
USD ($)
engine
Dec. 31, 2016
MXN ($)
engine
Dec. 31, 2015
MXN ($)
Dec. 31, 2011
aircraft
Rotable spare parts, furniture and equipment, net                                
Depreciation expense | $                       $ 496,291   $ 496,253 $ 425,439  
Number of aircraft purchased 80                              
Number of spare engines purchased | engine                 3 2     2 2    
Number of aircraft engines to be provided maintenance services | engine                 16              
Credit notes received         $ 3,060 $ 58,530                    
Accumulated amortization of credit notes | $           $ 1,219           1,219        
Number of aircraft to be delivered         29 29                    
Amounts paid for aircraft and spare engines                     $ 127,778 $ 2,521,752   $ 2,198,697 1,403,863  
Total number of aircraft to be delivered           109           109        
Term of aircraft delivery agreement                     9 years 9 years        
Within one year                                
Rotable spare parts, furniture and equipment, net                                
Total number of aircraft to be delivered           4           4        
Between one year and two years                                
Rotable spare parts, furniture and equipment, net                                
Total number of aircraft to be delivered           7           7        
Between two and three years                                
Rotable spare parts, furniture and equipment, net                                
Total number of aircraft to be delivered           12           12        
Between three and four years                                
Rotable spare parts, furniture and equipment, net                                
Total number of aircraft to be delivered           6           6        
Between four and five years                                
Rotable spare parts, furniture and equipment, net                                
Total number of aircraft to be delivered           13           13        
Between five and six years                                
Rotable spare parts, furniture and equipment, net                                
Total number of aircraft to be delivered           18           18        
Between six and seven years                                
Rotable spare parts, furniture and equipment, net                                
Total number of aircraft to be delivered           9           9        
Between seven and eight years                                
Rotable spare parts, furniture and equipment, net                                
Total number of aircraft to be delivered           15           15        
Between eight and nine years                                
Rotable spare parts, furniture and equipment, net                                
Total number of aircraft to be delivered           25           25        
Lufthansa Technik AG                                
Rotable spare parts, furniture and equipment, net                                
Credit notes received     $ 3,500 $ 46,461                        
Accumulated amortization of credit notes | $           $ 6,580   $ 9,292   $ 9,292   $ 6,580   9,292 $ 9,292  
Term of total support agreement     5 years 5 years                        
Lufthansa Technik AG - December 2016 Agreement                                
Rotable spare parts, furniture and equipment, net                                
Credit notes received             $ 1,500 $ 28,110                
Accumulated amortization of credit notes | $           $ 1,961           1,961        
Term of total support agreement             66 months 66 months                
A320 model                                
Rotable spare parts, furniture and equipment, net                                
Number of aircraft purchased                               44
A320CEO model                                
Rotable spare parts, furniture and equipment, net                                
Number of aircraft purchased                               14
Number of engines purchased | engine   14                            
Number of spare engines purchased | engine   1                            
A320NEO model                                
Rotable spare parts, furniture and equipment, net                                
Number of aircraft purchased 46                             30
Number of engines purchased | engine   30                            
Number of spare engines purchased | engine   6             2              
Number of aircraft engines to be provided maintenance services | engine                 10              
A321NEO model                                
Rotable spare parts, furniture and equipment, net                                
Number of aircraft purchased 34                              
Number of spare engines purchased | engine                 1              
Number of aircraft engines to be provided maintenance services | engine                 6              
Pre-delivery payments                                
Rotable spare parts, furniture and equipment, net                                
Amounts paid for aircraft and spare engines                     $ 90,000 1,707,805 $ 82,700 1,345,081    
Aircraft spare engines                                
Rotable spare parts, furniture and equipment, net                                
Depreciation expense | $                       $ 16,795   $ 1,337    
Amounts paid for aircraft and spare engines | $                   $ 323,025            
Number of major components | item                   2            
Estimated useful lives (in years)                   25 years            
Limited life parts                                
Rotable spare parts, furniture and equipment, net                                
Estimated useful lives (in years)                   12 years