Cheapest one-way flights from London to Toronto in September from $339

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

One-Way flights

20 Sep Ryanair
01 Sep Ryanair
13 Sep Ryanair
17 Sep Ryanair
19 Sep Ryanair
13 Sep Air Transat direct
08 Sep Air Transat direct
09 Sep Air Transat direct
27 Sep Air Transat direct
20 Sep Air Transat direct

Also check the deals for return flights from London to Toronto 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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