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United States
Washington Dulles International Airport
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South Korea
Incheon International Airport
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Scan through all non-stop flights from Washington to Seoul. The full flight schedule below gives an overview of all non-stop flights from IAD to ICN, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
Seoul is a humid subtropical or warm-temperate destination, featuring hot, humid summers with temperatures typically around 30°C (86°F) and mild to cool winters. The region is known for consistent rainfall throughout the year, peaking in summer. The area is known for its vibrant urban energy, diverse landscapes, and numerous outdoor activities.
You can visit Seoul any time of the year, but the best months to explore are from to and from to .
In total there are 2 airlines operating nonstop flights from Washington IAD to Seoul ICN. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their IAD ICN flight schedule.
Flights from IAD to ICN are operated 8 times a week, with an average of 1 flight per day. Departure times vary between 11:50 - 13:30. The earliest flight departs at 11:50, the last flight departs at 13:30. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
You can fly in Economy, Premium Economy, Business or First class on this non-stop route.
The fastest direct flight from Washington to Seoul takes 15 hours and 25 minutes. The flight distance between Washington and Seoul is 6,939 miles (or 11,167 km).
There are 2 airports in Seoul: Incheon International Airport (ICN) and Gimpo International Airport (Kimpo Airport) (GMP).
There are 8 flights per week flying from Washington to Seoul (as of April 2026).
15 hours and 25 minutes is the average flight time from Washington to Seoul.
The distance from Washington to Seoul is 6,939 miles (11,167 kilometers).
Air Premia and Korean Air are flying nonstop from Washington to Seoul.
SkyTeam is currently the only alliance flying nonstop from Washington to Seoul.
You can fly non-stop in Economy, Premium Economy, Business Class and First Class.
Aircraft types that fly from Washington to Seoul:
The earliest flight departs at 11:50 from Washington and arrives at 17:40 at Seoul.
The latest flight departs at 13:30 from Washington and arrives at 17:40 at Seoul.
6,939 miles (11,167 km) · 15h 25m
13:15
17:40
Korean Air
SkyTeam
KE 94
Korean Air
Boeing 777-300ER
Y
W
J
F
13:20
17:55
Air Premia
YP 136
Air Premia
Boeing 787-9
Y
W
J
F
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