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

Return flights

01 Apr - 16 Apr	Turkish Airlines
21 Apr - 28 Apr	Turkish Airlines
28 Apr - 05 May	Turkish Airlines
01 Apr - 08 Apr	KLM
29 Apr - 06 May	KLM
07 Apr - 14 Apr	Air France
10 Apr - 17 Apr	KLM
18 Apr - 07 May	KLM
06 Apr - 13 Apr	KLM
11 Apr - 18 Apr	KLM
30 Apr - 07 May	KLM
14 Apr - 21 Apr	Turkish Airlines
09 Apr - 16 Apr	Air France
02 Apr - 09 Apr	Air France
26 Apr - 03 May	Air France
27 Apr - 04 May	Air France
25 Apr - 02 May	KLM
24 Apr - 01 May	KLM

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.

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Cheapest return flights from Montreal to Seoul in April from 994€

Return flights