AirHint found the following cheapest return flights from Houston (HOU) to Monterrey (MTY) in May 2026 (see full year).

Return flights

21 May - 26 May	Viva
11 May - 26 May	Viva
12 May - 26 May	Viva
21 May - 26 May	Viva	direct
03 May - 06 May	Viva
11 May - 26 May	Viva	direct
12 May - 26 May	Viva	direct
03 May - 07 May	Viva	direct
03 May - 06 May	Viva	direct

Also check the deals for one-way flights from Houston to Monterrey 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 Houston to Monterrey in May from $215

Return flights