Cheapest one-way flights from Montreal to London in May from $281

AirHint found the following cheapest one-way flights from Montreal (YUL) to London (LGW) in May 2026 (see full year).

One-Way flights

15 May TAP
11 May TAP
13 May TAP
06 May TAP
29 May WestJet
26 May Air Transat
26 May Air Transat direct
29 May Air Transat direct
15 May Air Transat direct

Also check the deals for return flights from Montreal to London in May.

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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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