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

Return flights

23 May - 26 May	Viva
23 May - 28 May	Viva
23 May - 31 May	Viva
23 May - 30 May	Viva
23 May - 24 May	Viva
23 May - 25 May	Viva
23 May - 27 May	Viva
23 May - 29 May	Viva
16 May - 26 May	Viva
16 May - 28 May	Viva
23 May - 04 Jun	Viva
23 May - 01 Jun	Viva
23 May - 03 Jun	Viva
23 May - 02 Jun	Viva
16 May - 04 Jun	Viva
16 May - 01 Jun	Viva
16 May - 03 Jun	Viva
23 May - 05 Jun	Viva
16 May - 02 Jun	Viva
16 May - 05 Jun	Viva

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

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 May from $199

Return flights