Cheapest return flights from London to Toronto in December from $449

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

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

Return flights

01 Dec - 08 Dec TAP
22 Dec - 30 Dec Icelandair
09 Dec - 31 Dec TAP
24 Dec - 29 Dec Icelandair
24 Dec - 30 Dec Icelandair
10 Dec - 31 Dec Icelandair
10 Dec - 30 Dec Icelandair
17 Dec - 29 Dec Icelandair
10 Dec - 07 Jan Icelandair
10 Dec - 28 Dec TAP
19 Dec - 07 Jan Icelandair
22 Dec - 01 Jan Icelandair
24 Dec - 04 Jan Icelandair
11 Dec - 30 Dec TAP
11 Dec - 01 Jan TAP
19 Dec - 12 Jan Icelandair
19 Dec - 05 Jan Icelandair
12 Dec - 07 Jan Lufthansa
11 Dec - 15 Jan Lufthansa
25 Dec - 23 Jan Lufthansa

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

Skyscanner

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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