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

Return flights

08 Jun - 15 Jun	TAP
01 Jun - 08 Jun	Air Transat
03 Jun - 10 Jun	TAP
07 Jun - 14 Jun	TAP
05 Jun - 12 Jun	TAP
10 Jun - 17 Jun	TAP
11 Jun - 18 Jun	TAP
28 Jun - 05 Jul	TAP
09 Jun - 16 Jun	Air Transat
02 Jun - 09 Jun	Air Transat
24 Jun - 01 Jul	TAP
22 Jun - 29 Jun	TAP
26 Jun - 03 Jul	TAP
07 Jun - 05 Jul	TAP
25 Jun - 02 Jul	TAP
29 Jun - 06 Jul	TAP
27 Jun - 04 Jul	Air France

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

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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Cheapest return flights from Montreal to London in June from 610€

Return flights