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

Return flights

28 May - 31 May	Viva
10 May - 18 May	Viva
10 May - 31 May	Viva
10 May - 14 May	Viva
07 May - 18 May	Viva
10 May - 11 May	Viva
07 May - 14 May	Viva
25 May - 31 May	Viva
03 May - 18 May	Viva
07 May - 11 May	Viva
28 May - 08 Jun	Viva
28 May - 17 Jun	Viva
28 May - 15 Jun	Viva
25 May - 08 Jun	Viva
25 May - 15 Jun	Viva
25 May - 08 Jun	Viva	direct
19 May - 08 Jun	Viva	direct

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