Cheapest one-way flights from Montreal to Las Vegas in December from $153

AirHint found the following cheapest one-way flights from Montreal (YUL) to Las Vegas (LAS) in December 2025 (see full year).

One-Way flights

17 Dec WestJet
23 Dec WestJet
05 Dec Porter Airlines (Canada) Ltd
06 Dec Porter Airlines (Canada) Ltd
08 Dec Porter Airlines (Canada) Ltd
07 Dec Porter Airlines (Canada) Ltd
01 Dec Porter Airlines (Canada) Ltd
15 Dec Porter Airlines (Canada) Ltd
14 Dec Porter Airlines (Canada) Ltd
11 Dec Porter Airlines (Canada) Ltd

Also check the deals for return flights from Montreal to Las Vegas in December.

Skyscanner

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.

Book a cheap hotel in Las Vegas

Cheap car rent in Las Vegas

Feel free to contact us with any feedback or request another flight research.