Cheapest return flights from London to Montreal in August from $612

Best time to book flights for London (LGW) to Montreal (YUL) flights at AirHint

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

Return flights

30 Aug - 07 Sep Air Transat direct
23 Aug - 03 Sep Air Transat direct
23 Aug - 07 Sep Air Transat direct
23 Aug - 06 Sep Air Transat direct
17 Aug - 31 Aug Vueling Airlines
13 Aug - 27 Aug Vueling Airlines
21 Aug - 28 Aug Air Transat direct
05 Aug - 19 Aug Vueling Airlines
14 Aug - 18 Aug Vueling Airlines
21 Aug - 29 Aug Air Transat direct
14 Aug - 18 Aug Air Transat direct
17 Aug - 31 Aug Air Transat direct
15 Aug - 25 Aug Vueling Airlines
10 Aug - 16 Aug Air Transat direct

Also check the deals for one-way flights from London to Montreal 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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