Cheapest return flights from Ontario (ONT) to Seoul (ICN), July

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
17 Jul 26 Aug China Airlines
22 Jul 21 Aug China Airlines
21 Jul 31 Jul United
19 Jul 30 Jul China Airlines
22 Jul 31 Jul China Airlines
21 Jul 30 Jul China Airlines
16 Jul 23 Jul China Airlines
20 Jul 12 Aug China Airlines
22 Jul 06 Aug China Airlines
30 Jul 06 Aug China Airlines
19 Jul 28 Jul China Airlines
21 Jul 13 Aug China Airlines
29 Jul 05 Aug China Airlines
25 Jul 01 Aug China Airlines
20 Jul 01 Aug China Airlines
11 Jul 31 Jul United
18 Jul 31 Jul China Airlines
31 Jul 07 Aug China Airlines
15 Jul 31 Jul China Airlines
17 Jul 24 Jul China Airlines
Powered by

deals for one-way flights from Ontario to Seoul in July.

Book a cheap hotel in Seoul

Cheap car rent in Incheon Intl

Updated Jul 6, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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