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

Return flights

18 Jan - 29 Jan	Aeromexico	direct
30 Jan - 01 Feb	United	direct
15 Jan - 20 Jan	United	direct
25 Jan - 13 Feb	Viva
25 Jan - 12 Feb	Viva
25 Jan - 15 Feb	Viva
25 Jan - 01 Feb	Viva
15 Jan - 18 Jan	Viva
15 Jan - 01 Feb	Viva
05 Jan - 18 Jan	Viva
07 Jan - 18 Jan	Viva
25 Jan - 01 Feb	Viva	direct
09 Jan - 18 Jan	Viva
07 Jan - 18 Jan	Viva	direct
05 Jan - 18 Jan	Viva	direct
15 Jan - 18 Jan	Viva	direct
05 Jan - 06 Jan	Viva	direct
15 Jan - 01 Feb	Viva	direct
25 Jan - 12 Feb	Viva	direct
30 Jan - 13 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 167€

Return flights