What’s the cost of a flight from Washington Dulles to Seoul Incheon?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Washington and Seoul.

Choose a date to explore the best fares now.

If possible, avoid holiday periods: ticket prices tend to rise quickly and availability drops, especially on busy routes. Morning and evening flights are often in high demand too — book early to get a good fare.

Which airports are most convenient between Washington and Seoul?

Whether it’s cost or connection time, the right airport combination can make a difference.

• Airports in Washington: There are 3 airports in Washington - Dulles international, Ronald Reagan, Washington International.
• Airports in Seoul: In Seoul you can fly to/from 2 airports - Gimpo, Incheon.

In some cases, flying into a secondary airport can also reduce transfer costs. Connections from multiple airports give you more flight options and airlines.

Plan your perfect flight from Washington Dulles to Seoul Incheon

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 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.