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

Return flights

14 May - 18 May	Viva
05 May - 18 May	Viva
06 May - 18 May	Viva
14 May - 18 May	Viva	direct
14 May - 19 May	Viva	direct
05 May - 11 May	Viva	direct
05 May - 18 May	Viva	direct
05 May - 19 May	Viva	direct
05 May - 12 May	Viva	direct
06 May - 11 May	Viva	direct
21 May - 11 Jun	Viva	direct
23 May - 11 Jun	Viva	direct

Also check the deals for one-way flights from Las Vegas 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 Las Vegas to Monterrey in May from $225

Return flights