AirHint found the following cheapest one-way flights from Toronto (YYZ) to Seoul (ICN) in June 2025 (see full year).

One-Way flights

29 Jun	Porter Airlines (Canada) Ltd
30 Jun	Porter Airlines (Canada) Ltd
22 Jun	Air Transat
21 Jun	Air Transat
17 Jun	WestJet
20 Jun	WestJet
23 Jun	Porter Airlines (Canada) Ltd
24 Jun	Air Transat
18 Jun	WestJet
19 Jun	Air Transat

Also check the deals for return flights from Toronto 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 one-way flights from Toronto to Seoul in June from 600€

One-Way flights