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

Return flights

25 Oct - 26 Oct	Delta	direct
25 Oct - 27 Oct	Delta	direct
18 Oct - 20 Oct	Delta	direct
24 Oct - 27 Oct	Delta	direct
09 Oct - 12 Oct	Aeromexico	direct
23 Oct - 26 Oct	Delta	direct
23 Oct - 27 Oct	Delta	direct
17 Oct - 20 Oct	Delta	direct
18 Oct - 02 Nov	Delta	direct
29 Oct - 02 Nov	Delta	direct
10 Oct - 13 Oct	Aeromexico	direct
04 Oct - 11 Oct	Aeromexico	direct
25 Oct - 03 Nov	Viva
25 Oct - 12 Nov	Viva
25 Oct - 10 Nov	Viva
25 Oct - 05 Nov	Viva
25 Oct - 09 Nov	Viva
25 Oct - 02 Nov	Viva
18 Oct - 03 Nov	Viva
22 Oct - 03 Nov	Viva

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

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 October from 161€

Return flights