Cheapest return flights from London to Montreal in June from $574

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 June 2025 (see full year).

Return flights

23 Jun - 07 Jul Air Transat direct
24 Jun - 08 Jul Air Transat direct
11 Jun - 15 Jun Air Transat
03 Jun - 15 Jun Air Transat
25 Jun - 29 Jun Vueling Airlines
05 Jun - 09 Jun Air Transat
03 Jun - 18 Jun Air Transat
12 Jun - 22 Jun Air Transat
18 Jun - 02 Jul Vueling Airlines
15 Jun - 22 Jun Vueling Airlines
11 Jun - 15 Jun Air Transat direct
03 Jun - 15 Jun Air Transat direct
25 Jun - 29 Jun Air Transat direct
18 Jun - 02 Jul Air Transat direct

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

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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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