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

Return flights

10 Jan - 17 Jan	Volaris
15 Jan - 18 Jan	Volaris
28 Jan - 01 Feb	Volaris
25 Jan - 29 Jan	Volaris
15 Jan - 19 Jan	Volaris
26 Jan - 02 Feb	Volaris
08 Jan - 18 Jan	Frontier Airlines
09 Jan - 16 Jan	Aeromexico	direct
08 Jan - 15 Jan	Aeromexico	direct
23 Jan - 28 Jan	Frontier Airlines
13 Jan - 20 Jan	Aeromexico	direct
26 Jan - 02 Feb	Aeromexico	direct
16 Jan - 15 Feb	Aeromexico	direct
11 Jan - 11 Feb	Aeromexico	direct
11 Jan - 11 Feb	Frontier Airlines
17 Jan - 24 Jan	Aeromexico	direct
28 Jan - 01 Feb	Aeromexico	direct
01 Jan - 01 Feb	Aeromexico	direct

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

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 January from $244

Return flights