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

Return flights

19 Apr - 03 May	Flair Airlines
15 Apr - 03 May	Flair Airlines
07 Apr - 23 Apr	Flair Airlines
12 Apr - 01 May	WestJet
12 Apr - 18 Apr	WestJet
12 Apr - 03 May	WestJet
16 Apr - 30 Apr	WestJet
24 Apr - 30 Apr	WestJet
23 Apr - 14 May	WestJet
26 Apr - 30 May	WestJet
13 Apr - 27 Apr	WestJet
22 Apr - 13 May	Flair Airlines
02 Apr - 09 Apr	Porter Airlines (Canada) Ltd
22 Apr - 08 May	WestJet
12 Apr - 19 Apr	WestJet
17 Apr - 01 May	WestJet
07 Apr - 20 Apr	Turkish Airlines
26 Apr - 08 May	WestJet
15 Apr - 29 Apr	Cathay Pacific
08 Apr - 15 Apr	Cathay Pacific

Also check the deals for one-way flights from Toronto 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 Toronto to Seoul in April from $765

Return flights