Cheapest return flights from Ontario to Seoul in October from 681€

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

Return flights

20 Oct - 31 Oct Frontier Airlines
15 Oct - 22 Oct Frontier Airlines
03 Oct - 10 Oct Frontier Airlines
20 Oct - 27 Oct Hawaiian Airlines
21 Oct - 06 Nov China Airlines
31 Oct - 08 Nov China Airlines
03 Oct - 08 Oct China Airlines
01 Oct - 08 Oct China Airlines
01 Oct - 12 Oct China Airlines
01 Oct - 09 Oct China Airlines
01 Oct - 15 Oct China Airlines
02 Oct - 13 Oct China Airlines
06 Oct - 25 Nov China Airlines
29 Oct - 05 Nov China Airlines
20 Oct - 08 Nov China Airlines
13 Oct - 10 Nov China Airlines
19 Oct - 05 Nov China Airlines
18 Oct - 08 Nov China Airlines
14 Oct - 20 Nov China Airlines
23 Oct - 01 Nov China Airlines

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

Skyscanner

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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