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

Return flights

04 Jun - 11 Jun	WestJet
11 Jun - 18 Jun	WestJet
08 Jun - 15 Jun	WestJet
01 Jun - 08 Jun	WestJet
02 Jun - 09 Jun	WestJet
09 Jun - 16 Jun	WestJet
15 Jun - 22 Jun	WestJet
16 Jun - 23 Jun	WestJet
18 Jun - 25 Jun	WestJet
07 Jun - 14 Jun	WestJet
25 Jun - 02 Jul	WestJet
29 Jun - 06 Jul	WestJet
28 Jun - 05 Jul	WestJet
02 Jun - 01 Jul	Lufthansa
30 Jun - 07 Jul	Air France
30 Jun - 22 Jul	Air France
02 Jun - 01 Jul	Air Canada	direct

Also check the deals for one-way flights from Montreal to Seoul 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 Seoul in June from 809€

Return flights