Cheapest one-way flights from Toronto to London in December from $414

AirHint found the following cheapest one-way flights from Toronto (YYZ) to London (LGW) in December 2025 (see full year).

One-Way flights

29 Dec TAP
29 Dec Air Transat direct
28 Dec TAP
27 Dec Air Transat direct
28 Dec Air Transat direct
26 Dec Air Transat direct
24 Dec Air Transat direct
17 Dec Air Transat
23 Dec WestJet
21 Dec WestJet

Also check the deals for return flights from Toronto to London in December.

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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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