AirHint found the following cheapest return flights from Montreal (YUL) to Las Vegas (LAS) in July 2026 (see full year).

Return flights

08 Jul - 29 Jul	WestJet
07 Jul - 14 Jul	Air Canada	direct
08 Jul - 15 Jul	Air Canada
14 Jul - 21 Jul	Air Canada
15 Jul - 22 Jul	Air Canada
21 Jul - 28 Jul	Air Canada
19 Jul - 26 Jul	WestJet
18 Jul - 25 Jul	WestJet
28 Jul - 04 Aug	United
29 Jul - 05 Aug	United
03 Jul - 10 Jul	Air Canada
29 Jul - 05 Aug	Air Canada	direct
28 Jul - 04 Aug	Air Canada	direct
06 Jul - 13 Jul	WestJet
26 Jul - 02 Aug	WestJet
30 Jul - 06 Aug	Air Canada
31 Jul - 07 Aug	Air Canada
27 Jul - 03 Aug	WestJet
26 Jul - 02 Aug	Air Canada	direct

Also check the deals for one-way flights from Montreal to Las Vegas in July.

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 Montreal to Las Vegas in July from $328

Return flights