Cheapest one-way flights from Ontario to Seoul in October from 408€

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

One-Way flights

17 Oct China Airlines
03 Oct Hawaiian Airlines
24 Oct China Airlines
31 Oct China Airlines
19 Oct China Airlines
01 Oct China Airlines
05 Oct China Airlines
02 Oct China Airlines
26 Oct China Airlines
28 Oct China Airlines

Also check the deals for return 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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