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

Return flights

13 Feb - 28 Feb	Frontier Airlines
25 Feb - 03 Mar	China Airlines
01 Feb - 05 Feb	China Airlines
10 Feb - 03 Mar	China Airlines
02 Feb - 04 Feb	China Airlines
12 Feb - 05 Mar	China Airlines
17 Feb - 24 Feb	China Airlines
11 Feb - 03 Mar	China Airlines
02 Feb - 09 Feb	China Airlines
16 Feb - 27 Feb	China Airlines
07 Feb - 14 Feb	China Airlines
12 Feb - 23 Feb	China Airlines
02 Feb - 27 Feb	China Airlines
06 Feb - 15 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 882€

Return flights