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

Return flights

07 Oct - 16 Oct	Flair Airlines
01 Oct - 21 Oct	Flair Airlines
01 Oct - 12 Oct	WestJet
01 Oct - 08 Oct	Turkish Airlines
01 Oct - 10 Oct	Turkish Airlines
08 Oct - 18 Oct	WestJet
01 Oct - 12 Oct	Korean Air	direct
01 Oct - 08 Oct	Korean Air	direct
01 Oct - 21 Oct	Korean Air	direct
01 Oct - 10 Oct	Korean Air	direct
28 Oct - 13 Nov	WestJet

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

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 October from 941€

Return flights