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

Return flights

17 Mar - 06 Apr	Viva
22 Mar - 06 Apr	Viva
06 Mar - 09 Mar	United	direct
07 Mar - 10 Mar	United	direct
17 Mar - 06 Apr	Viva	direct
22 Mar - 06 Apr	Viva	direct
06 Mar - 08 Mar	Viva
06 Mar - 13 Mar	United	direct
17 Mar - 21 Mar	Viva
14 Mar - 17 Mar	Viva
22 Mar - 11 Apr	Viva
06 Mar - 17 Mar	Viva
14 Mar - 21 Mar	Viva
06 Mar - 21 Mar	Viva
06 Mar - 11 Mar	Viva
22 Mar - 10 Apr	Viva
22 Mar - 11 Apr	Viva	direct
22 Mar - 10 Apr	Viva	direct

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

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 March from 180€

Return flights