Cheapest one-way flights from Ontario to Seoul in March from $677

Best time to book flights for Ontario (ONT) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest one-way flights from Ontario (ONT) to Seoul (ICN) in March 2026 (see full year).

One-Way flights

02 Mar Alaska Airlines
09 Mar Alaska Airlines
10 Mar Alaska Airlines
12 Mar Alaska Airlines
11 Mar China Airlines
25 Mar China Airlines
01 Mar China Airlines
22 Mar China Airlines
13 Mar China Airlines

Also check the deals for return flights from Ontario to Seoul in March.

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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