AirHint found the following cheapest return flights from Mexico City (MEX) to Los Angeles (LAX) in September 2026 (see full year).

Return flights

24 Sep - 08 Oct	Viva
17 Sep - 08 Oct	Viva
25 Sep - 08 Oct	Viva
06 Sep - 08 Sep	Viva
03 Sep - 08 Sep	Viva
04 Sep - 08 Sep	Viva
05 Sep - 08 Sep	Viva
01 Sep - 08 Sep	Viva
22 Sep - 08 Oct	Viva
29 Sep - 08 Oct	Viva
23 Sep - 08 Oct	Viva
30 Sep - 08 Oct	Viva
18 Sep - 08 Oct	Viva
24 Sep - 29 Sep	Viva
17 Sep - 29 Sep	Viva
17 Sep - 22 Sep	Viva
25 Sep - 29 Sep	Viva
25 Sep - 28 Sep	Viva
24 Sep - 07 Oct	Viva
17 Sep - 07 Oct	Viva

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

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 September from $245

Return flights