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

Return flights

26 Aug - 08 Sep	WestJet
25 Aug - 15 Sep	WestJet
22 Aug - 05 Sep	Flair Airlines
15 Aug - 10 Sep	WestJet
26 Aug - 08 Sep	Air Canada	direct
09 Aug - 20 Aug	Flair Airlines
17 Aug - 31 Aug	WestJet
10 Aug - 24 Aug	WestJet
15 Aug - 09 Sep	WestJet
03 Aug - 29 Aug	WestJet
08 Aug - 22 Aug	Flair Airlines
03 Aug - 01 Sep	Air Canada
01 Aug - 09 Aug	Air Canada
01 Aug - 19 Sep	Air Canada
20 Aug - 31 Aug	Etihad Airways
01 Aug - 15 Aug	Air Canada
19 Aug - 31 Aug	EVA Air
03 Aug - 24 Aug	WestJet

Also check the deals for one-way flights from Toronto to Seoul in August.

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 August from 1119€

Return flights