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

Return flights

11 Oct - 18 Oct	Ryanair
12 Oct - 18 Oct	Ryanair
07 Oct - 22 Oct	Ryanair
13 Oct - 22 Oct	Ryanair
15 Oct - 20 Oct	Ryanair
30 Oct - 06 Nov	Royal Air Maroc
08 Oct - 15 Oct	Turkish Airlines
01 Oct - 08 Oct	Turkish Airlines
06 Oct - 13 Oct	Ryanair
01 Oct - 06 Oct	Ryanair
05 Oct - 15 Oct	Turkish Airlines
25 Oct - 01 Nov	Emirates

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

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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Cheapest return flights from London to Toronto in October from 556€

Return flights