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

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
23 Mar 15 Apr Qatar Airways
17 Mar 31 Mar Qatar Airways
22 Mar 29 Mar Qatar Airways
24 Mar 31 Mar Qatar Airways
22 Mar 31 Mar Qatar Airways
18 Mar 27 Mar Qatar Airways
19 Mar 31 Mar Qatar Airways
10 Mar 28 Mar Qatar Airways
19 Mar 26 Mar Qatar Airways
14 Mar 13 Apr China Airlines
13 Mar 27 Mar China Airlines
08 Mar 15 Mar China Airlines
18 Mar 12 Apr China Airlines
30 Mar 11 Apr China Airlines
28 Mar 07 Apr China Airlines
31 Mar 11 Apr China Airlines
20 Mar 03 Apr China Airlines
22 Mar 04 Apr Qatar Airways
24 Mar 04 Apr Qatar Airways
27 Mar 10 Apr Qatar Airways
Powered by

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

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.