Cheapest return flights from Phoenix to Mexico City in September from $307

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

Return flights

10 Sep - 17 Sep Volaris
23 Sep - 30 Sep Aeromexico direct
10 Sep - 17 Sep Aeromexico direct
18 Sep - 22 Sep Volaris
18 Sep - 22 Sep Aeromexico direct

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

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