Direct (nonstop) flights from Dulles to Seoul
2 airlines fly nonstop from Washington Dulles International (IAD) to Incheon International Airport (ICN). It's 6,958 miles (11,198 km), about 15h 25m in the air. Operated by Korean Air, Air Premia.
Korean Air
Air Premia
Route data last updated: May 27, 2026
Airlines with non-stop flights
Alternative Routes
Other ways to fly from Dulles to Seoul with one stop · direct emits 1064 kg CO₂ per passenger
Looking for the return flight?
ICN → IAD: Flights from Seoul to DullesOther direct flights from Dulles
Direct flights from Seoul (ICN)
Frequently Asked Questions
How long is the direct flight from Dulles to Seoul?
A nonstop flight from Dulles (IAD) to Seoul (ICN) takes approximately 15 hours and 25 minutes. The distance is 6,958 miles (11,198 km).
Which airlines fly nonstop from Dulles to Seoul?
2 airlines: Korean Air, Air Premia.
Is there a nonstop flight from Dulles to Seoul?
Yes. 2 airlines: Korean Air, Air Premia.
How far is Dulles from Seoul?
The flight distance from Dulles to Seoul is 6,958 miles (11,198 km), measured as the great-circle (shortest air) distance. That's roughly the same distance as London to Tokyo.
What is the time difference between Dulles and Seoul?
Seoul is 13 hours ahead of Dulles. (America/New_York vs Asia/Seoul.)
Will I experience jet lag flying from Dulles to Seoul?
Probably — 13-hour time difference means significant jet lag. Expect about 1 day of adjustment per hour of shift. Flying eastward is generally harder to adjust to.
What type of aircraft flies from Dulles to Seoul?
At 15h 25m, this route typically uses wide-body aircraft — Boeing 777, 787, or Airbus A330/A350. Varies by airline.
Do I need a visa to travel from USA to Republic of Korea?
Depends on your passport. Check with the Republic of Korea embassy or an official visa portal before booking — requirements change.
What is the carbon footprint of a flight from Dulles to Seoul?
Roughly 1064 kg CO2 per passenger one-way. That's about the same as driving 5,320 km.
Is the return flight from Seoul to Dulles also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Dulles to Seoul?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. For long-haul, booking 2-3 months out tends to help. Use "Check Prices" above to compare.
How early should I arrive at Washington Dulles International for this flight?
3 hours before departure for international flights. You need time for check-in, security, and immigration.