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Description of the business and summary of significant accounting policies - Relevant events (Details)
$ in Billions
Feb. 21, 2020
Jun. 20, 2019
MXN ($)
item
Feb. 16, 2018
shares
Dec. 28, 2017
aircraft
Nov. 10, 2016
Feb. 17, 2010
May 09, 2005
Description of the business and summary of significant accounting policies              
Notes issued   $ 1.5          
Authorized amount under the program   $ 3.0          
Maturity of notes   5 years          
Term of authorization to provide air transportation services 20 years            
Number of aircraft purchased | aircraft       80      
Concesionaria              
Description of the business and summary of significant accounting policies              
Term of authorization to provide air transportation services           10 years 5 years
Volaris Costa Rica              
Description of the business and summary of significant accounting policies              
Term of authorization to provide air transportation services         5 years    
28-day TIIE              
Description of the business and summary of significant accounting policies              
Basis points   1.75%          
Asset backed trust notes ("CEBUR"), in Mexican pesos              
Description of the business and summary of significant accounting policies              
Number of notes issued | item   15,000,000          
Maturity of notes   5 years          
Basis points   1.75%          
Series B shares              
Description of the business and summary of significant accounting policies              
Conversion of equivalent number of shares | shares     45,968,598