Cheapest one-way flights from Toronto to London in October from $291

Best time to book flights for Toronto (YTZ) to London (LGW) flights at AirHint

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

One-Way flights

15 Oct Air Canada
01 Oct Porter Airlines (Canada) Ltd
19 Oct Air Transat
13 Oct Air Transat
22 Oct Porter Airlines (Canada) Ltd
03 Oct Air Transat
20 Oct Porter Airlines (Canada) Ltd
18 Oct Porter Airlines (Canada) Ltd
29 Oct Porter Airlines (Canada) Ltd
30 Oct Porter Airlines (Canada) Ltd

Also check the deals for return 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.

Book a cheap hotel in London

Cheap car rent in London