How much should you expect to spend for a flight from Washington Dulles to Seoul?

Flight prices from Washington to Seoul change depending on demand and time of booking.

$1,312 is the lowest fare found in the past 15 days.

Studies show that flying midweek — like on a Tuesday or Wednesday — can be cheaper than weekend flights. Still, airfares change frequently, so check updated prices on Jetcost.

What are the airport options between Washington and Seoul?

If both departure and destination cities offer multiple airports, comparing them can help you save time and money.

• Airports in Washington: Washington has 3 airports - Dulles international, Ronald Reagan, Washington International.
• Airports in Seoul: 2 airports serve Seoul - Gimpo, Incheon.

Some airports have different terminals for low-cost and traditional airlines — knowing in advance can save time. You can filter results to see only the airports that suit you.

Plan your perfect flight from Washington Dulles to Seoul

Jetcost gives you full control over your flight search. Filter by date, time, duration, price, and airline. See round-trip and one-way options from low-cost and full-service carriers like Delta, United, American, and more.

Other popular destinations

Planning a trip to South Korea? Other frequent searches include: Jeju City, Kwangju, Pusan, Seoul, Taegu.

Some airlines include baggage in the fare, others don’t — always check the details before booking. If you're looking for round-trip flights, you can easily see the most convenient combinations.