Cheapest one-way flights from Ontario to Seoul in June from $841

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 June 2025 (see full year).

One-Way flights

30 Jun China Airlines
26 Jun China Airlines
29 Jun China Airlines
05 Jun China Airlines
07 Jun Hawaiian Airlines
06 Jun Hawaiian Airlines
17 Jun China Airlines
03 Jun China Airlines
23 Jun China Airlines
19 Jun China Airlines

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

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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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