Cheapest return flights from Toronto to London in December from 575€

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

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

Return flights

12 Dec - 29 Dec Icelandair
23 Dec - 30 Dec Icelandair
22 Dec - 29 Dec Icelandair
07 Dec - 13 Dec Icelandair
12 Dec - 05 Jan Icelandair
22 Dec - 04 Jan Icelandair
18 Dec - 03 Jan Icelandair
22 Dec - 29 Dec British Airways direct
27 Dec - 07 Jan Icelandair
22 Dec - 12 Jan Air Canada
25 Dec - 15 Jan TAP
30 Dec - 09 Jan TAP
15 Dec - 31 Dec British Airways direct
22 Dec - 12 Jan British Airways direct
24 Dec - 02 Jan British Airways direct
24 Dec - 03 Jan Icelandair
12 Dec - 29 Dec Lufthansa direct
11 Dec - 31 Dec Icelandair
05 Dec - 12 Dec British Airways direct
07 Dec - 13 Dec British Airways direct

Also check the deals for one-way 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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