AirHint found the following cheapest return flights from Monterrey (MTY) to Las Vegas (LAS) in December 2025 (see full year).

Return flights

13 Dec - 24 Dec	Viva	direct
11 Dec - 13 Dec	Viva
11 Dec - 24 Dec	Viva
12 Dec - 24 Dec	Viva
11 Dec - 13 Dec	Viva	direct
11 Dec - 24 Dec	Viva	direct
07 Dec - 13 Dec	Viva
07 Dec - 24 Dec	Viva
13 Dec - 25 Dec	Viva	direct
10 Dec - 13 Dec	Viva
29 Dec - 17 Jan	Viva
29 Dec - 19 Jan	Viva
29 Dec - 10 Jan	Viva
13 Dec - 01 Jan	Viva	direct
31 Dec - 20 Jan	Viva
31 Dec - 17 Jan	Viva
12 Dec - 01 Jan	Viva
11 Dec - 01 Jan	Viva
29 Dec - 09 Jan	Viva
29 Dec - 13 Jan	Viva

Also check the deals for one-way flights from Monterrey to Las Vegas in December.

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 Monterrey to Las Vegas in December from 193€

Return flights