Cheapest return flights from London to Montreal in August from 430€

AirHint found the following cheapest return flights from London (LGW) to Montreal (YUL) in August 2026 (see full year).

Return flights

26 Aug - 13 Sep Air Transat
28 Aug - 08 Sep Air Transat
31 Aug - 11 Sep Air Transat
28 Aug - 12 Sep Air Transat
28 Aug - 11 Sep Air Transat
29 Aug - 12 Sep Air Transat
20 Aug - 03 Sep SWISS
28 Aug - 08 Sep Air Transat direct
22 Aug - 08 Sep Air Transat
25 Aug - 06 Sep Air Transat
19 Aug - 30 Aug Air Transat
25 Aug - 29 Aug Air Transat direct
18 Aug - 24 Aug Air Transat direct
18 Aug - 25 Aug Air Transat direct
14 Aug - 23 Aug Air Transat
12 Aug - 22 Aug Air Transat direct
19 Aug - 30 Aug Air Transat direct
10 Aug - 19 Aug Air Transat
10 Aug - 24 Aug Air Transat
14 Aug - 23 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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