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Description of the business and summary of significant accounting policies - Relevant events (Details)
Dec. 28, 2017
aircraft
Nov. 10, 2016
Nov. 16, 2015
shares
Feb. 17, 2010
May 09, 2005
Description of the business and summary of significant accounting policies          
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      
Ordinary Participation Certificates          
Description of the business and summary of significant accounting policies          
Number of shares sold by shareholders     108,900,000    
Number of shares sold by the Company     0