Cheapest return flights from Toronto to London in October from $640

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 October 2025 (see full year).

Return flights

23 Oct - 30 Oct Icelandair
22 Oct - 29 Oct Icelandair
02 Oct - 14 Oct Icelandair
04 Oct - 15 Oct Icelandair
06 Oct - 14 Oct Icelandair
23 Oct - 03 Nov Icelandair
24 Oct - 04 Nov Icelandair
13 Oct - 17 Oct TAP
01 Oct - 13 Oct Icelandair
12 Oct - 18 Oct Icelandair
06 Oct - 13 Oct Icelandair
03 Oct - 08 Oct Icelandair
23 Oct - 03 Nov Air Canada direct
24 Oct - 04 Nov Air Canada direct
17 Oct - 01 Nov Aer Lingus

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

Skyscanner

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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