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

Return flights

05 Dec - 12 Dec	Ryanair
03 Dec - 07 Dec	Ryanair
20 Dec - 20 Dec	Royal Air Maroc
18 Dec - 27 Dec	Royal Air Maroc
18 Dec - 25 Dec	Royal Air Maroc
18 Dec - 23 Dec	Royal Air Maroc
29 Dec - 13 Jan	Turkish Airlines
18 Dec - 20 Dec	Royal Air Maroc
08 Dec - 12 Jan	Turkish Airlines
01 Dec - 13 Dec	Ryanair
18 Dec - 19 Dec	Ryanair
20 Dec - 03 Jan	Ryanair
27 Dec - 09 Jan	Ryanair
31 Dec - 06 Jan	Ryanair
18 Dec - 01 Jan	Royal Air Maroc
18 Dec - 03 Jan	Royal Air Maroc
25 Dec - 01 Jan	Royal Air Maroc
13 Dec - 31 Dec	Ryanair
29 Dec - 18 Jan	Turkish Airlines
28 Dec - 10 Jan	Ryanair

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

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 December from 741€

Return flights