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

Return flights

23 Jun - 14 Jul	WestJet
24 Jun - 01 Jul	WestJet
16 Jun - 25 Jun	Air France
17 Jun - 26 Jun	KLM
18 Jun - 19 Jul	KLM
17 Jun - 22 Jun	Porter Airlines (Canada) Ltd
21 Jun - 11 Jul	Air France
21 Jun - 25 Jun	Air France
18 Jun - 25 Jun	KLM
16 Jun - 04 Jul	Air France
17 Jun - 02 Jul	KLM
17 Jun - 17 Jul	KLM
22 Jun - 07 Jul	Air France
25 Jun - 16 Jul	WestJet
30 Jun - 18 Jul	Air Canada
22 Jun - 30 Jun	Air France
23 Jun - 25 Jun	Porter Airlines (Canada) Ltd
15 Jun - 25 Jun	WestJet
16 Jun - 24 Jun	WestJet
22 Jun - 26 Jun	Air Transat

Also check the deals for one-way 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 return flights from Toronto to Seoul in June from $1130

Return flights