How much is a flight from Washington to Seoul Incheon?

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

Pick a travel date to see today’s available fares.

Fares change often — checking several times throughout the week can make a big difference. Booking in advance often means access to lower prices for the Washington - Seoul Incheon route.

Planning flights between Washington and Seoul? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

• Airports in Washington: 3 airports are listed in Washington - Dulles international, Ronald Reagan, Washington International.
• Airports in Seoul: Seoul features 2 airports - Gimpo, Incheon.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Flight filters for the route Washington – Seoul Incheon

Customize your search on Jetcost to focus only on flights that suit your needs. Whether you want a direct connection, specific airline, or shorter layover, filters help you find it faster.

Other popular destinations

Flights to South Korea are often searched alongside: Jeju City, Kwangju, Pusan, Seoul, Taegu.

The cheapest flights might leave at odd hours or arrive at less central airports — keep that in mind. If you travel often, you can always select your trusted airlines from the available options.