AirHint found the following cheapest return flights from Houston (IAH) to Mexico City (MEX) in July 2026 (see full year).

Return flights

15 Jul - 21 Jul	Viva
25 Jul - 10 Aug	Viva
20 Jul - 10 Aug	Viva
20 Jul - 10 Aug	Viva	direct
15 Jul - 21 Jul	Viva	direct
25 Jul - 10 Aug	Viva	direct
03 Jul - 12 Jul	Viva
01 Jul - 12 Jul	Viva
03 Jul - 16 Jul	Viva
03 Jul - 15 Jul	Viva
01 Jul - 16 Jul	Viva
01 Jul - 15 Jul	Viva
03 Jul - 12 Jul	Viva	direct
01 Jul - 12 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 $224

Return flights