Related Parties (Details) - Related Party $ in Millions	3 Months Ended
	Mar. 31, 2024 USD ($) director	Mar. 31, 2023 USD ($)
Controladora Vuela Compañía de Aviación, S.A.B. de C.V. | Indigo Partners
Related Party Transaction [Line Items]
Outstanding shares of common stock held (as a percentage)	18.00%
Controladora Vuela Compañía de Aviación, S.A.B. de C.V.
Related Party Transaction [Line Items]
Number of company directors	2
Number of alternate company directors	1
Indigo Partners
Related Party Transaction [Line Items]
Management fees, expense reimbursements, and director compensation (less than) | $	$ 1	$ 1