AirHint found the following cheapest return flights from Montreal (YUL) to Los Angeles (LAX) in May 2026 (see full year).

Return flights

17 May - 24 May	WestJet
19 May - 26 May	WestJet
21 May - 28 May	WestJet
23 May - 30 May	WestJet
20 May - 27 May	WestJet
22 May - 29 May	WestJet
24 May - 31 May	WestJet
27 May - 03 Jun	WestJet
31 May - 07 Jun	WestJet
28 May - 04 Jun	WestJet
30 May - 06 Jun	WestJet
01 May - 08 May	WestJet
03 May - 10 May	WestJet
07 May - 14 May	WestJet
26 May - 02 Jun	WestJet
29 May - 05 Jun	WestJet
31 May - 07 Jun	Air Canada	direct
29 May - 05 Jun	Air Canada	direct
27 May - 03 Jun	Air Canada	direct
28 May - 04 Jun	Air Canada	direct

Also check the deals for one-way flights from Montreal to Los Angeles 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 Montreal to Los Angeles in May from $429

Return flights