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

Return flights

02 Oct - 12 Oct	Emirates
02 Oct - 09 Oct	Emirates
22 Oct - 20 Nov	Emirates
22 Oct - 17 Nov	Emirates
01 Oct - 26 Nov	Emirates
01 Oct - 08 Oct	Emirates
01 Oct - 12 Oct	Emirates
29 Oct - 11 Nov	Emirates
22 Oct - 31 Oct	Emirates
01 Oct - 31 Oct	Emirates
22 Oct - 12 Nov	Emirates
18 Oct - 02 Nov	Emirates
01 Oct - 01 Nov	Emirates
18 Oct - 08 Nov	Emirates
15 Oct - 29 Oct	Emirates
16 Oct - 28 Oct	Emirates
16 Oct - 25 Oct	Emirates
03 Oct - 12 Oct	Emirates
14 Oct - 02 Nov	Emirates
28 Oct - 15 Nov	Emirates

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 $2244

Return flights