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

Return flights

01 Apr - 30 Apr	WestJet
15 Apr - 25 Apr	WestJet
24 Apr - 01 May	WestJet
02 Apr - 30 Apr	WestJet
25 Apr - 16 May	WestJet
11 Apr - 09 May	WestJet
04 Apr - 02 May	WestJet
27 Apr - 25 May	Air France
06 Apr - 15 Apr	Air France
21 Apr - 05 May	Turkish Airlines
10 Apr - 08 May	KLM
06 Apr - 15 Apr	Air Canada	direct
01 Apr - 10 Apr	Air France
27 Apr - 25 May	Korean Air	direct
01 Apr - 30 Apr	Korean Air	direct
01 Apr - 10 Apr	Korean Air	direct
15 Apr - 25 Apr	Korean Air	direct
19 Apr - 02 May	Korean Air	direct
21 Apr - 05 May	Asiana Airlines	direct
02 Apr - 30 Apr	Asiana Airlines	direct

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 825€

Return flights