
Popular airlines from Washington Dulles Intl. Airport (IAD) to Incheon Intl. Airport (ICN)
- Korean Air
Korean Air
- Air Canada
Air Canada
- Alaska Airlines
Alaska Airlines
- Asiana Airlines
Asiana Airlines
- Delta
Delta
- United
United
- Emirates
Emirates
Be in the know
Get alerts if flight prices drop or rise*
Book smarter
Save up to 40% on select hotels after you book a flight*
Cheap Flights from Washington to Seoul (IAD-ICN)
Prices were available within the past 7 days and start at ₩831,800 for one-way flights and ₩1,570,500 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Oct 29 - Tue, Nov 4
IAD
Washington
ICN
Seoul
₩1,570,500 Roundtrip, found 4 days ago
₩1,570,500
Roundtrip
found 4 days ago

Thu, Feb 5 - Fri, Mar 13
IAD
Washington
ICN
Seoul
₩1,596,500 Roundtrip, found 5 days ago
₩1,596,500
Roundtrip
found 5 days ago

Thu, Jan 15 - Sat, Jan 31
IAD
Washington
ICN
Seoul
₩1,704,100 Roundtrip, found 3 days ago
₩1,704,100
Roundtrip
found 3 days ago

Sat, Feb 28 - Mon, Mar 9
IAD
Washington
ICN
Seoul
₩1,704,100 Roundtrip, found 3 days ago
₩1,704,100
Roundtrip
found 3 days ago

Tue, Oct 21 - Wed, Nov 5
IAD
Washington
ICN
Seoul
₩1,799,300 Roundtrip, found 1 day ago