Cheapest one-way flights from Montreal to London in May from $317

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

One-Way flights

14 May Air Transat
07 May Air Transat
13 May Air Transat
11 May WestJet
10 May Air Transat
04 May WestJet
06 May Air Transat
19 May Air Transat
12 May Air Transat
22 May Air Transat

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

Powered by

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 London

Cheap car rent in London

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