AirHint found the following cheapest return flights from Phoenix (PHX) to Mexico City (MEX) in July 2025 (see full year).

Return flights

06 Jul - 15 Jul	Aeromexico	direct
12 Jul - 23 Jul	Aeromexico	direct
10 Jul - 31 Jul	Aeromexico
04 Jul - 09 Jul	Aeromexico	direct
18 Jul - 25 Jul	Delta	direct
13 Jul - 01 Aug	Delta	direct
31 Jul - 03 Aug	Aeromexico	direct
21 Jul - 24 Jul	Aeromexico	direct
06 Jul - 13 Jul	Aeromexico	direct
18 Jul - 26 Jul	Aeromexico
10 Jul - 13 Jul	Allegiant Air
09 Jul - 19 Jul	Aeromexico	direct

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

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 Phoenix to Mexico City in July from $302

Return flights