Cheapest return LON–YYZ flights, September

AirHint found the following cheapest return flights from London (LON) to Toronto (YYZ) in September 2026 (see full year).

Return flights

07 Sep - 11 Sep Air Transat
14 Sep - 20 Sep Air Transat
09 Sep - 20 Sep Air Transat
21 Sep - 27 Sep Air Transat
07 Sep - 14 Sep Air Transat
20 Sep - 29 Sep Air Transat
11 Sep - 15 Sep Air Transat
11 Sep - 19 Sep Air Transat
11 Sep - 21 Sep Air Transat
13 Sep - 17 Sep Air Transat
25 Sep - 04 Oct Air Transat
27 Sep - 11 Oct Air Transat
22 Sep - 02 Oct Air Transat
22 Sep - 07 Oct Air Transat
25 Sep - 11 Oct Air Transat
20 Sep - 16 Oct Air Transat
29 Sep - 04 Oct Air Transat
20 Sep - 05 Oct Air Transat
30 Sep - 14 Oct Icelandair
10 Sep - 11 Oct Icelandair

Also check the deals for one-way flights from London to Toronto in September.

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