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

Return flights

30 Jul - 31 Aug	Viva
29 Jul - 18 Aug	Viva
29 Jul - 17 Aug	Viva
31 Jul - 18 Aug	Viva
29 Jul - 19 Aug	Viva
29 Jul - 15 Aug	Viva
29 Jul - 16 Aug	Viva
31 Jul - 17 Aug	Viva
31 Jul - 21 Aug	Viva
31 Jul - 20 Aug	Viva
29 Jul - 30 Jul	Viva
29 Jul - 31 Jul	Viva
28 Jul - 29 Jul	Viva
28 Jul - 30 Jul	Viva
27 Jul - 30 Jul	Viva
28 Jul - 31 Jul	Viva
27 Jul - 31 Jul	Viva
29 Jul - 30 Jul	Aeromexico	direct
29 Jul - 29 Jul	Viva
31 Jul - 31 Jul	Volaris

Also check the deals for one-way flights from Mexico City to Houston 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 Mexico City to Houston in July from 230€

Return flights