Cheapest return flights from Washington (IAD) to Seoul (ICN), March

8 dates in March 2027, from $ 1,052. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
8 Mar 22 Mar 2027 Air Premia
Direct Flight
5 Mar 14 Mar 2027 Air Premia
Direct Flight
20 Mar 23 Mar 2027 Air Canada
17 Mar 31 Mar 2027 American Airlines
18 Mar 3 Apr 2027 Ethiopian Airlines
20 Mar 23 Mar 2027 Korean Air
Direct Flight
18 Mar 3 Apr 2027 Korean Air
Direct Flight
17 Mar 31 Mar 2027 Korean Air
Direct Flight
Powered by

Cheapest deals for the full year

Deals for one-way flights from Washington to Seoul in March.

Book a cheap hotel in Seoul

Cheap car rent in Incheon Intl

Updated Oct 11, 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.