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

Return flights

30 Apr - 17 May	Flair Airlines
11 Apr - 18 Apr	WestJet
16 Apr - 23 Apr	WestJet
30 Apr - 16 May	WestJet
26 Apr - 03 May	WestJet
29 Apr - 17 May	WestJet
29 Apr - 10 May	Porter Airlines (Canada) Ltd
16 Apr - 30 Apr	WestJet
29 Apr - 23 May	WestJet
30 Apr - 18 May	Flair Airlines
29 Apr - 16 May	WestJet
14 Apr - 07 May	WestJet
29 Apr - 09 May	WestJet
10 Apr - 23 Apr	Porter Airlines (Canada) Ltd
07 Apr - 24 Apr	WestJet
23 Apr - 30 Apr	Porter Airlines (Canada) Ltd
07 Apr - 14 Apr	WestJet
12 Apr - 25 Apr	Porter Airlines (Canada) Ltd
22 Apr - 29 Apr	WestJet
09 Apr - 16 Apr	WestJet

Also check the deals for one-way flights from Montreal to Seoul in April.

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Cheapest return flights from Montreal to Seoul in April from $881

Return flights