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

Return flights

07 Jul - 11 Jul	Volaris	direct
09 Jul - 17 Aug	Aeromexico	direct
09 Jul - 14 Aug	Aeromexico	direct
30 Jul - 13 Aug	Viva	direct
23 Jul - 13 Aug	Viva	direct
26 Jul - 13 Aug	Viva	direct
30 Jul - 17 Aug	Viva
30 Jul - 16 Aug	Viva
31 Jul - 13 Aug	Viva	direct
28 Jul - 13 Aug	Viva	direct
29 Jul - 13 Aug	Viva	direct
09 Jul - 25 Jul	Volaris	direct
16 Jul - 23 Jul	Volaris	direct
07 Jul - 16 Jul	Volaris	direct
09 Jul - 16 Jul	Volaris	direct
12 Jul - 16 Jul	Volaris	direct
05 Jul - 24 Jul	Volaris	direct
11 Jul - 16 Jul	Volaris	direct
28 Jul - 30 Jul	Viva	direct
30 Jul - 31 Jul	Viva	direct

Also check the deals for one-way flights from Houston 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 Houston to Mexico City in July from $208

Return flights