Cheapest return flights from Toronto to London in December from $665

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

Return flights

28 Dec - 16 Jan Air Transat direct
28 Dec - 28 Jan Porter Airlines (Canada) Ltd direct
27 Dec - 16 Jan Air Transat direct
28 Dec - 29 Jan Air Transat direct
28 Dec - 22 Jan Air Transat direct
28 Dec - 30 Jan Air Transat direct
28 Dec - 18 Jan Air Transat direct
31 Dec - 14 Jan Air Transat direct
27 Dec - 29 Jan Air Transat direct
31 Dec - 19 Jan Icelandair
28 Dec - 30 Dec Air Transat direct
28 Dec - 31 Dec Air Transat direct
25 Dec - 29 Dec Air Transat direct
26 Dec - 30 Dec Air Transat direct
27 Dec - 31 Dec Air Transat direct
27 Dec - 29 Dec Icelandair
25 Dec - 30 Dec Air Transat direct
26 Dec - 29 Dec Air Transat direct
24 Dec - 30 Dec Air Transat direct
25 Dec - 31 Dec Air Transat direct

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

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