AirHint found the following cheapest one-way flights from Ontario (ONT) to Seoul (ICN) in September 2026 (see full year).
One-Way flights
| 12 Sep | China Airlines | ||
| 19 Sep | China Airlines | ||
| 20 Sep | China Airlines | ||
| 30 Sep | China Airlines | ||
| 28 Sep | China Airlines | ||
| 04 Sep | China Airlines | ||
| 29 Sep | China Airlines | ||
| 26 Sep | China Airlines |
Also check the deals for return flights from Ontario to Seoul in September.
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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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