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

Return flights

24 Dec - 31 Dec	easyJet
24 Dec - 07 Jan	easyJet
17 Dec - 16 Jan	Ryanair
26 Dec - 07 Jan	easyJet
18 Dec - 30 Dec	easyJet
15 Dec - 07 Jan	Jet2
15 Dec - 09 Jan	Jet2
23 Dec - 30 Dec	easyJet
16 Dec - 06 Jan	easyJet
19 Dec - 14 Jan	easyJet
19 Dec - 26 Dec	easyJet
26 Dec - 14 Jan	easyJet
23 Dec - 08 Jan	easyJet
24 Dec - 10 Jan	easyJet
20 Dec - 30 Dec	easyJet
16 Dec - 25 Dec	easyJet
14 Dec - 26 Dec	Ryanair
16 Dec - 26 Dec	easyJet
16 Dec - 18 Dec	easyJet
19 Dec - 31 Dec	easyJet

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 $760

Return flights