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

Return flights

09 Jan - 11 Jan	Delta	direct
15 Jan - 20 Jan	Viva
23 Jan - 01 Feb	United	direct
15 Jan - 02 Feb	Viva
10 Jan - 17 Jan	Aeromexico	direct
12 Jan - 20 Jan	Viva	direct
15 Jan - 20 Jan	Viva	direct
15 Jan - 02 Feb	Viva	direct
01 Jan - 20 Jan	Viva	direct
01 Jan - 11 Jan	Viva	direct
15 Jan - 17 Jan	Viva
01 Jan - 12 Jan	Viva
01 Jan - 12 Jan	Viva	direct
12 Jan - 02 Feb	Viva

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

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 January from 161€

Return flights