Cheapest return flights from Toronto to London in September from 438€

AirHint found the following cheapest return flights from Toronto (YTZ) to London (LGW) in September 2025 (see full year).

Return flights

23 Sep - 07 Oct Air Transat
29 Sep - 05 Oct Air Transat
24 Sep - 07 Oct Air Transat
28 Sep - 07 Oct Air Transat
24 Sep - 05 Oct Air Transat
28 Sep - 09 Oct Air Transat
16 Sep - 09 Oct Air Transat
29 Sep - 10 Oct Air Transat
16 Sep - 23 Sep Air Transat
19 Sep - 14 Oct Air Transat
20 Sep - 14 Oct Air Transat
15 Sep - 19 Sep Air Transat
14 Sep - 27 Sep Porter Airlines (Canada) Ltd
08 Sep - 14 Sep Porter Airlines (Canada) Ltd
09 Sep - 20 Sep Porter Airlines (Canada) Ltd
05 Sep - 14 Sep Porter Airlines (Canada) Ltd
10 Sep - 14 Sep Porter Airlines (Canada) Ltd
08 Sep - 13 Sep Air Transat
04 Sep - 08 Sep Porter Airlines (Canada) Ltd
24 Sep - 28 Sep Porter Airlines (Canada) Ltd

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

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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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