$1,331 Cheap Alaska Airlines flights Washington (IAD) to Seoul (ICN)

View $1,331 flight on Wed, May 6, 2026Opens in a new window

$1,331 Cheap Alaska Airlines flights Washington (IAD) to Seoul (ICN)

Prices were available within the past 7 days and start at $1,331 for one-way flights and $1,912 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, May 6 - Sun, Jun 7
IAD
Washington
ICN
Seoul
$1,912 Roundtrip, found 1 day ago
$1,912
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Wed, May 6 from Washington to Seoul, returning Sun, Jun 7, priced at $1,912 found 1 day ago

Find the cheapest month to fly from Washington (IAD) to Seoul (ICN)

March is typically the cheapest month to fly

From $850 - $1,706 per traveler.
Flights from Washington (IAD) to Seoul (ICN)
Origin airport
Washington Dulles Intl.
Destination airport
Incheon Intl.
Airlines serving
Alaska Airlines, Delta, Korean Air, United
Popular airline
Alaska Airlines
Distance
11108 km
Average flight time
15 hours 50 mins