Cheapest return flights from Ontario to Seoul in May from $1102

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

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

Return flights

06 May - 09 Jun China Airlines
05 May - 28 May China Airlines
12 May - 09 Jun China Airlines
13 May - 03 Jun China Airlines
04 May - 20 May China Airlines
01 May - 16 May China Airlines
11 May - 10 Jun China Airlines
09 May - 25 May China Airlines
12 May - 26 May China Airlines
15 May - 29 May China Airlines
09 May - 24 May China Airlines
10 May - 31 May China Airlines
12 May - 31 May China Airlines
11 May - 25 May China Airlines
17 May - 12 Jun Hawaiian Airlines
17 May - 02 Jun Hawaiian Airlines
17 May - 01 Jun Hawaiian Airlines
20 May - 10 Jun China Airlines
19 May - 04 Jun China Airlines
22 May - 08 Jun China Airlines

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

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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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