Cheapest return flights from Montreal (YUL) to London (LGW), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
25 Sep 10 Oct Air Transat
06 Sep 16 Sep Air Transat
06 Sep 18 Sep Air Transat
23 Sep 26 Sep Air Transat
05 Sep 19 Sep Air Transat
Direct Flight
20 Sep 03 Oct Air Transat
Direct Flight
12 Sep 03 Oct Air Transat
Direct Flight
03 Sep 10 Sep Air Transat
Direct Flight
12 Sep 19 Sep Air Transat
Direct Flight
18 Sep 25 Sep Air Transat
Direct Flight
11 Sep 25 Sep Air Transat
Direct Flight
11 Sep 18 Sep Air Transat
Direct Flight
26 Sep 03 Oct Air Transat
Direct Flight
14 Sep 21 Sep Air Transat
18 Sep 17 Oct Air Transat
27 Sep 04 Oct Air Transat
Direct Flight
25 Sep 02 Oct Air Transat
Direct Flight
22 Sep 04 Oct Air Transat
Direct Flight
30 Sep 05 Oct Air Transat
30 Sep 21 Oct Air Transat
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deals for one-way flights from Montreal to London in September.

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Updated May 28, 2026.

About these fares

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