Cheapest return flights from Toronto to London in September from 674€

Best time to book flights for Toronto (YYZ) to London (LHR) flights at AirHint

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

Return flights

22 Sep - 28 Sep TAP
14 Sep - 28 Sep WestJet
18 Sep - 28 Sep TAP
08 Sep - 14 Oct Icelandair
12 Sep - 07 Oct Icelandair
16 Sep - 11 Oct Icelandair
03 Sep - 15 Sep Scandinavian Airlines
17 Sep - 21 Sep Scandinavian Airlines
14 Sep - 21 Sep Scandinavian Airlines
20 Sep - 27 Sep Icelandair
08 Sep - 14 Oct Air Canada direct
08 Sep - 11 Sep WestJet
01 Sep - 08 Sep Icelandair
16 Sep - 11 Oct Air Canada direct
03 Sep - 15 Sep Air Canada direct
12 Sep - 07 Oct Air Canada direct
19 Sep - 04 Oct British Airways direct

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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