AirHint found the following cheapest return flights from Ontario (ONT) to Seoul (ICN) in February 2026 (see full year).

Return flights

22 Feb - 23 Mar	China Airlines
01 Feb - 11 Feb	China Airlines
27 Feb - 06 Mar	China Airlines
27 Feb - 14 Mar	China Airlines
27 Feb - 21 Mar	China Airlines
18 Feb - 25 Feb	China Airlines
28 Feb - 07 Mar	China Airlines
09 Feb - 25 Mar	China Airlines
24 Feb - 28 Feb	China Airlines
12 Feb - 19 Feb	China Airlines
13 Feb - 20 Feb	China Airlines
20 Feb - 07 Mar	China Airlines
01 Feb - 13 Feb	China Airlines
15 Feb - 22 Feb	China Airlines
16 Feb - 23 Feb	China Airlines
20 Feb - 25 Feb	China Airlines
20 Feb - 28 Feb	China Airlines

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

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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Cheapest return flights from Ontario to Seoul in February from 917€

Return flights