AirHint found the following cheapest return flights from Mexico City (MEX) to Los Angeles (LAX) in December 2025 (see full year).

Return flights

06 Dec - 31 Jan	Viva
24 Dec - 13 Jan	Volaris
24 Dec - 31 Dec	Volaris	direct
10 Dec - 31 Dec	Viva
24 Dec - 13 Jan	Volaris	direct
09 Dec - 13 Jan	Volaris	direct
10 Dec - 31 Dec	Volaris	direct
08 Dec - 21 Jan	Volaris	direct
24 Dec - 24 Jan	Volaris
04 Dec - 06 Dec	Volaris
06 Dec - 31 Jan	Volaris	direct
05 Dec - 30 Jan	Volaris	direct
02 Dec - 06 Dec	Viva
24 Dec - 12 Jan	Volaris	direct
06 Dec - 08 Dec	Volaris
03 Dec - 04 Dec	Volaris
02 Dec - 08 Dec	Viva
05 Dec - 08 Dec	Volaris
31 Dec - 19 Jan	Viva
01 Dec - 08 Dec	Viva

Also check the deals for one-way flights from Mexico City to Los Angeles in December.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Mexico City to Los Angeles in December from $240

Return flights