S$850 Cheap Flights from Seoul to Washington

View S$850 flight on Thu, 26 Jun, 2025Opens in a new window

Popular airlines from Incheon Intl. Airport (ICN) to Washington Dulles Intl. Airport (IAD)

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Cheap Flights from Seoul to Washington (ICN-IAD)

Prices were available within the past 7 days and start at S$850 for one-way flights and S$1,346 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Jeju Air
Mon, 11 Aug - Mon, 25 Aug
ICN
Seoul
IAD
Washington
S$1,346 Return, found 22 hours ago
S$1,346
Return
found 22 hours ago
Select Jeju Air flight, departing Mon, 11 Aug from Seoul to Washington, returning Mon, 25 Aug, priced at S$1,346 found 22 hours ago
Jeju Air
Mon, 11 Aug - Mon, 25 Aug
ICN
Seoul
IAD
Washington
S$1,358 Return, found 22 hours ago
S$1,358
Return
found 22 hours ago
Select Jeju Air flight, departing Mon, 11 Aug from Seoul to Washington, returning Mon, 25 Aug, priced at S$1,358 found 22 hours ago
Asiana Airlines
Thu, 16 Oct - Thu, 23 Oct
ICN
Seoul
IAD
Washington
S$1,360 Return, found 3 days ago
S$1,360
Return
found 3 days ago
Select Asiana Airlines flight, departing Thu, 16 Oct from Seoul to Washington, returning Thu, 23 Oct, priced at S$1,360 found 3 days ago
Air Canada
Thu, 10 Jul - Wed, 23 Jul
ICN
Seoul
IAD
Washington
S$1,451 Return, found 16 hours ago
S$1,451
Return
found 16 hours ago
Select Air Canada flight, departing Thu, 10 Jul from Seoul to Washington, returning Wed, 23 Jul, priced at S$1,451 found 16 hours ago
United
Thu, 10 Jul - Wed, 23 Jul
ICN
Seoul
IAD
Washington
S$1,562 Return, found 16 hours ago
S$1,562
Return
found 16 hours ago
Select United flight, departing Thu, 10 Jul from Seoul to Washington, returning Wed, 23 Jul, priced at S$1,562 found 16 hours ago
Delta
Thu, 16 Oct - Thu, 23 Oct
ICN
Seoul
IAD
Washington
S$1,689 Return, found 3 days ago
S$1,689
Return
found 3 days ago
Select Delta flight, departing Thu, 16 Oct from Seoul to Washington, returning Thu, 23 Oct, priced at S$1,689 found 3 days ago
Ethiopian Airlines
Thu, 10 Jul - Wed, 23 Jul
ICN
Seoul
IAD
Washington
S$1,807 Return, found 16 hours ago
S$1,807
Return
found 16 hours ago
Select Ethiopian Airlines flight, departing Thu, 10 Jul from Seoul to Washington, returning Wed, 23 Jul, priced at S$1,807 found 16 hours ago
Etihad Airways
Thu, 10 Jul - Wed, 23 Jul
ICN
Seoul
IAD
Washington
S$2,008 Return, found 16 hours ago
S$2,008
Return
found 16 hours ago
Select Etihad Airways flight, departing Thu, 10 Jul from Seoul to Washington, returning Wed, 23 Jul, priced at S$2,008 found 16 hours ago
Korean Air
Thu, 10 Jul - Wed, 23 Jul
ICN
Seoul
IAD
Washington
S$2,051 Return, found 16 hours ago
S$2,051
Return
found 16 hours ago
Select Korean Air flight, departing Thu, 10 Jul from Seoul to Washington, returning Wed, 23 Jul, priced at S$2,051 found 16 hours ago
KLM
Thu, 19 Jun - Sun, 22 Jun
ICN
Seoul
IAD
Washington
S$2,064 Return, found 3 days ago
S$2,064
Return
found 3 days ago
Select KLM flight, departing Thu, 19 Jun from Seoul to Washington, returning Sun, 22 Jun, priced at S$2,064 found 3 days ago
Seoul to Washington route information
Origin airport
Incheon Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
Air Canada, Air France, Air India, Asiana Airlines, Delta, Emirates, Ethiopian Airlines, Etihad Airways, KLM, Korean Air, Lufthansa, Qatar Airways, Swiss International Air Lines, Turkish Airlines, United, WestJet
Return price
S$1,345
Distance
11108 km
Average flight time
14 hours 50 mins

Perfect flights from Seoul to Washington

Your Journey from Seoul to Washington

Start your unforgettable journey with Expedia. Our broad selection of flights from Seoul to Washington caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Asiana Airlines, Jeju Air, WestJet, Ethiopian Airlines, Air Canada, Air India, American Airlines, Emirates, United, Delta, Etihad Airways, Korean Air, KLM. Our selection of flights from Incheon Intl. to Washington Dulles Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Seoul to Washington Flights

Experience the joy of finding cheap flights from Incheon Intl. to Washington Dulles Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$850 and roundtrip prices from S$1,346*.
 

Pre-Flight Essentials

Ensure a smooth journey from Seoul to Washington with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Washington

Picture yourself stepping off the plane in Washington and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Seoul to Washington Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Seoul to Washington.
 

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Book Your Flight from Seoul to Washington with Confidence

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*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Seoul--Incheon Intl. Airport to Dulles Intl. Airport?
Start packing your suitcase, because round-trip journeys between Seoul–Incheon Intl. Airport and Washington Dulles Intl. Airport (IAD) start from S$1,346. That’s based on fares listed within the last 7 days on Expedia for flights departing within the next year. Prices can move quickly, so book now to nab the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Incheon Airport to Washington Dulles Intl. Airport (IAD)?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from Seoul--Incheon Intl. Airport to Dulles Intl. Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Seoul–Incheon Intl. Airport to Dulles Intl. Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Incheon Intl. Airport (ICN) to IAD?
With a flight distance of 11,200 kilometres from Seoul–Incheon Intl. Airport (ICN) to IAD (IAD), this is a long flight. Make sure you keep well hydrated and move your legs every so often.
Which airlines fly direct from Incheon Airport to Washington Dulles Intl. Airport (IAD)?
Korean Air (KE) will take you from Incheon Airport to Washington Dulles Intl. Airport (IAD) safely and reliably. Take your pick of 30 direct flights every month on this route.
Are ICN to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes nab a bargain, with some of the cheapest airfares from Seoul–Incheon Intl. Airport to Washington Dulles Intl. Airport (IAD) showing up a few weeks before the departure date. If you’d rather plan ahead of time, Expedia compares and updates all the best flight deals continually — as early as a year in advance in some cases. It does depend on the carrier though, as not all airlines release prices that far in advance.

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