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

Return flights

29 Aug - 01 Sep	Volaris	direct
29 Aug - 03 Sep	Delta	direct
29 Aug - 05 Sep	Delta	direct
29 Aug - 19 Sep	Aeromexico	direct
29 Aug - 07 Sep	Delta	direct
23 Aug - 01 Sep	Volaris	direct
30 Aug - 12 Sep	Delta	direct
22 Aug - 31 Aug	Volaris	direct
31 Aug - 07 Sep	Volaris	direct
20 Aug - 24 Sep	Volaris	direct
21 Aug - 26 Aug	Volaris	direct
28 Aug - 18 Sep	Viva	direct
25 Aug - 31 Aug	Viva
23 Aug - 31 Aug	Viva
20 Aug - 25 Aug	Volaris	direct
23 Aug - 25 Aug	Viva
18 Aug - 22 Aug	Volaris	direct
19 Aug - 25 Aug	Volaris	direct
25 Aug - 27 Aug	Viva
23 Aug - 27 Aug	Viva

Also check the deals for one-way flights from Mexico City to Houston in August.

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 Houston in August from 149€

Return flights