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

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

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

Return flights

10 Aug - 30 Aug Porter Airlines (Canada) Ltd
05 Aug - 26 Aug Porter Airlines (Canada) Ltd
09 Aug - 30 Aug Porter Airlines (Canada) Ltd
31 Aug - 06 Sep Porter Airlines (Canada) Ltd
10 Aug - 26 Aug Porter Airlines (Canada) Ltd
10 Aug - 24 Aug Porter Airlines (Canada) Ltd
17 Aug - 25 Aug Porter Airlines (Canada) Ltd
14 Aug - 28 Aug Porter Airlines (Canada) Ltd
23 Aug - 30 Aug Porter Airlines (Canada) Ltd
20 Aug - 25 Aug Porter Airlines (Canada) Ltd
15 Aug - 30 Aug Porter Airlines (Canada) Ltd
24 Aug - 04 Sep Porter Airlines (Canada) Ltd
24 Aug - 07 Sep Porter Airlines (Canada) Ltd
29 Aug - 05 Sep Porter Airlines (Canada) Ltd
01 Aug - 01 Sep Porter Airlines (Canada) Ltd
16 Aug - 01 Sep Porter Airlines (Canada) Ltd
15 Aug - 01 Sep Porter Airlines (Canada) Ltd
19 Aug - 01 Sep Porter Airlines (Canada) Ltd
10 Aug - 07 Sep Air Transat
20 Aug - 11 Sep Porter Airlines (Canada) Ltd

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

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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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