Cheapest return flights from Ontario to Seoul in March from $898

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

Return flights

02 Mar - 16 Mar China Airlines
02 Mar - 09 Mar China Airlines
01 Mar - 15 Apr China Airlines
12 Mar - 22 Mar China Airlines
01 Mar - 13 Mar China Airlines
16 Mar - 28 Mar China Airlines
13 Mar - 27 Mar China Airlines
17 Mar - 31 Mar China Airlines
22 Mar - 31 Mar China Airlines
22 Mar - 27 Mar China Airlines
09 Mar - 22 Mar China Airlines
25 Mar - 11 Apr China Airlines
16 Mar - 10 Apr China Airlines
18 Mar - 11 Apr China Airlines
29 Mar - 08 Apr China Airlines
20 Mar - 11 Apr China Airlines
31 Mar - 13 Apr China Airlines
31 Mar - 11 Apr China Airlines
14 Mar - 05 Apr China Airlines
20 Mar - 04 Apr China Airlines

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

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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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