$1,183 Cheap Delta flights Washington (IAD) to Seoul (ICN)

View $1,183 flight on Wed, May 6, 2026Opens in a new window

$1,183 Cheap Delta flights Washington (IAD) to Seoul (ICN)

Prices were available within the past 7 days and start at $1,183 for one-way flights and $1,962 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, May 6 - Sun, Jun 7
IAD
Washington
ICN
Seoul
$1,962 Roundtrip, found 1 day ago
$1,962
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, May 6 from Washington to Seoul, returning Sun, Jun 7, priced at $1,962 found 1 day ago
Delta
Wed, May 6 - Sun, Jun 7
IAD
Washington
ICN
Seoul
$2,028 Roundtrip, found 1 day ago
$2,028
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, May 6 from Washington to Seoul, returning Sun, Jun 7, priced at $2,028 found 1 day ago
Delta
Wed, May 6 - Sun, Jun 7
IAD
Washington
ICN
Seoul
$2,032 Roundtrip, found 1 day ago
$2,032
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, May 6 from Washington to Seoul, returning Sun, Jun 7, priced at $2,032 found 1 day ago
Delta
Wed, May 6 - Sun, Jun 7
IAD
Washington
ICN
Seoul
$2,033 Roundtrip, found 1 day ago
$2,033
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, May 6 from Washington to Seoul, returning Sun, Jun 7, priced at $2,033 found 1 day ago
Delta
Wed, May 6 - Sun, Jun 7
IAD
Washington
ICN
Seoul
$2,040 Roundtrip, found 1 day ago
$2,040
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, May 6 from Washington to Seoul, returning Sun, Jun 7, priced at $2,040 found 1 day ago
Delta
Wed, May 6 - Sun, Jun 7
IAD
Washington
ICN
Seoul
$2,044 Roundtrip, found 1 day ago
$2,044
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, May 6 from Washington to Seoul, returning Sun, Jun 7, priced at $2,044 found 1 day ago
Delta
Wed, May 6 - Sun, Jun 7
IAD
Washington
ICN
Seoul
$2,122 Roundtrip, found 1 day ago
$2,122
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, May 6 from Washington to Seoul, returning Sun, Jun 7, priced at $2,122 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
Korean Air
Distance
11108 km
Average flight time
15 hours 50 mins