Cheapest return flights from Montreal to London in August from 437€

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

Return flights

17 Aug - 08 Sep Porter Airlines (Canada) Ltd
20 Aug - 08 Sep Air Canada
18 Aug - 05 Sep Porter Airlines (Canada) Ltd
18 Aug - 12 Sep Porter Airlines (Canada) Ltd
18 Aug - 01 Sep TAP
17 Aug - 01 Sep Porter Airlines (Canada) Ltd
18 Aug - 12 Sep Air Transat direct
21 Aug - 11 Sep Air Transat direct
20 Aug - 03 Sep FrenchBee
27 Aug - 03 Sep FrenchBee
01 Aug - 27 Aug Air Canada
15 Aug - 29 Aug Air Canada
15 Aug - 30 Aug Porter Airlines (Canada) Ltd
16 Aug - 23 Aug Air Canada
12 Aug - 19 Aug Porter Airlines (Canada) Ltd direct
08 Aug - 18 Aug Air Canada
09 Aug - 31 Aug Porter Airlines (Canada) Ltd
15 Aug - 22 Aug Porter Airlines (Canada) Ltd
14 Aug - 19 Aug Porter Airlines (Canada) Ltd
13 Aug - 28 Aug Porter Airlines (Canada) Ltd

Also check the deals for one-way flights from Montreal 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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