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

Return flights

28 Aug - 06 Sep	Viva	direct
28 Aug - 08 Sep	Viva	direct
28 Aug - 07 Sep	Viva	direct
28 Aug - 02 Sep	Viva	direct
28 Aug - 05 Sep	Viva	direct
23 Aug - 25 Aug	Viva	direct
23 Aug - 06 Sep	Viva	direct
23 Aug - 08 Sep	Viva	direct
23 Aug - 07 Sep	Viva	direct
23 Aug - 02 Sep	Viva	direct
23 Aug - 05 Sep	Viva	direct
22 Aug - 25 Aug	Viva	direct
16 Aug - 25 Aug	Viva	direct
16 Aug - 16 Aug	Viva	direct
24 Aug - 25 Aug	Viva	direct
23 Aug - 23 Aug	Viva	direct
21 Aug - 25 Aug	Viva	direct
25 Aug - 25 Aug	Viva	direct
28 Aug - 30 Aug	Viva	direct
22 Aug - 23 Aug	Viva	direct

Also check the deals for one-way flights from Monterrey 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 Monterrey to Houston in August from 188€

Return flights