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

20 dates in October, from $ 858. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
24 Oct 13 Nov Ethiopian Airlines
12 Oct 16 Oct Air Premia
Direct Flight
31 Oct 6 Nov Air Premia
Direct Flight
29 Oct 1 Nov Air Premia
Direct Flight
14 Oct 21 Oct Air Premia
Direct Flight
19 Oct 30 Oct Air Premia
Direct Flight
12 Oct 25 Oct Air Premia
Direct Flight
21 Oct 8 Nov Ethiopian Airlines
31 Oct 11 Nov Air Premia
Direct Flight
23 Oct 25 Oct Air Premia
Direct Flight
29 Oct 4 Nov Air Premia
Direct Flight
19 Oct 2 Nov Air Premia
31 Oct 9 Nov Air Premia
Direct Flight
31 Oct 10 Nov Air Premia
12 Oct 19 Oct Air Premia
Direct Flight
25 Oct 13 Nov EVA Air
23 Oct 26 Oct Air Premia
11 Oct 25 Oct Air Premia
Direct Flight
17 Oct 31 Oct Ethiopian Airlines
15 Oct 27 Oct Ethiopian Airlines
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Updated Oct 10, 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.

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