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

Return flights

01 Jun - 15 Jun	TAP
01 Jun - 17 Jun	TAP
01 Jun - 08 Jun	TAP
03 Jun - 10 Jun	TAP
07 Jun - 14 Jun	TAP
08 Jun - 15 Jun	TAP
05 Jun - 12 Jun	TAP
01 Jun - 08 Jun	Finnair	direct
01 Jun - 17 Jun	Finnair	direct
02 Jun - 09 Jun	Finnair	direct
24 Jun - 01 Jul	TAP
25 Jun - 02 Jul	TAP
26 Jun - 03 Jul	TAP
28 Jun - 05 Jul	TAP
07 Jun - 05 Jul	TAP
25 Jun - 16 Jul	TAP
07 Jun - 05 Jul	Finnair	direct
24 Jun - 01 Jul	Finnair	direct
29 Jun - 06 Jul	Finnair	direct
30 Jun - 07 Jul	Finnair	direct

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 583€

Return flights