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

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

Return flights

02 Dec - 11 Dec China Airlines
01 Dec - 12 Dec China Airlines
01 Dec - 31 Dec China Airlines
31 Dec - 11 Jan China Airlines
09 Dec - 19 Dec China Airlines
12 Dec - 26 Dec China Airlines
30 Dec - 20 Jan China Airlines
10 Dec - 28 Dec China Airlines
24 Dec - 31 Dec China Airlines
22 Dec - 31 Dec China Airlines
25 Dec - 01 Jan China Airlines
26 Dec - 02 Jan China Airlines
18 Dec - 18 Jan China Airlines
18 Dec - 28 Dec China Airlines
23 Dec - 03 Jan China Airlines
18 Dec - 02 Jan China Airlines
20 Dec - 04 Jan China Airlines

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

Powered by

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Feel free to contact us with any feedback or request another flight research.