AirHint found the following cheapest return flights from Toronto (YYZ) to London (STN) in January 2026 (see full year).

Return flights

20 Jan - 03 Feb	Aer Lingus
10 Jan - 17 Jan	Icelandair
09 Jan - 16 Jan	Icelandair
08 Jan - 21 Jan	Air Canada
20 Jan - 25 Jan	Aer Lingus
20 Jan - 26 Jan	Aer Lingus
13 Jan - 19 Jan	Aer Lingus
15 Jan - 22 Jan	Air Transat
06 Jan - 13 Jan	Icelandair
08 Jan - 13 Jan	Icelandair
12 Jan - 18 Jan	TAP
26 Jan - 21 Feb	Icelandair
29 Jan - 07 Feb	Air Transat
12 Jan - 07 Feb	Aer Lingus
28 Jan - 21 Feb	Aer Lingus
30 Jan - 20 Feb	Air Transat
18 Jan - 07 Feb	Aer Lingus
30 Jan - 21 Feb	Aer Lingus
30 Jan - 01 Feb	Icelandair
29 Jan - 01 Feb	Icelandair

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

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 Toronto to London in January from 416€

Return flights