฿21,255 Cheap Flights from Seoul (ICN) to Washington (DCA)

View ฿21,255 flight on Wed, 10 Dec 2025Opens in a new window

Popular airlines from Incheon Intl. Airport (ICN) to Ronald Reagan National Airport (DCA)

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Seoul (ICN) to Washington (DCA)

Prices were available within the past 7 days and start at ฿21,255 for one-way flights and ฿19,695 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, 27 Feb - Tue, 24 Mar
ICN
Seoul
DCA
Washington
฿19,695 Return, found 3 days ago
฿19,695
Return
found 3 days ago
Select United flight, departing Fri, 27 Feb from Seoul to Washington, returning Tue, 24 Mar, priced at ฿19,695 found 3 days ago
United
Tue, 10 Feb - Tue, 10 Mar
ICN
Seoul
DCA
Washington
฿19,915 Return, found 5 days ago
฿19,915
Return
found 5 days ago
Select United flight, departing Tue, 10 Feb from Seoul to Washington, returning Tue, 10 Mar, priced at ฿19,915 found 5 days ago
American Airlines
Tue, 10 Feb - Tue, 10 Mar
ICN
Seoul
DCA
Washington
฿28,820 Return, found 5 days ago
฿28,820
Return
found 5 days ago
Select American Airlines flight, departing Tue, 10 Feb from Seoul to Washington, returning Tue, 10 Mar, priced at ฿28,820 found 5 days ago
United
Wed, 21 Jan - Wed, 28 Jan
ICN
Seoul
DCA
Washington
฿30,045 Return, just found
฿30,045
Return
just found
Select United flight, departing Wed, 21 Jan from Seoul to Washington, returning Wed, 28 Jan, priced at ฿30,045 just found
United
Wed, 21 Jan - Wed, 28 Jan
ICN
Seoul
DCA
Washington
฿32,245 Return, just found
฿32,245
Return
just found
Select United flight, departing Wed, 21 Jan from Seoul to Washington, returning Wed, 28 Jan, priced at ฿32,245 just found
Air Canada
Wed, 21 Jan - Wed, 28 Jan
ICN
Seoul
DCA
Washington
฿35,365 Return, just found
฿35,365
Return
just found
Select Air Canada flight, departing Wed, 21 Jan from Seoul to Washington, returning Wed, 28 Jan, priced at ฿35,365 just found
Asiana Airlines
Wed, 21 Jan - Wed, 28 Jan
ICN
Seoul
DCA
Washington
฿36,245 Return, just found
฿36,245
Return
just found
Select Asiana Airlines flight, departing Wed, 21 Jan from Seoul to Washington, returning Wed, 28 Jan, priced at ฿36,245 just found
American Airlines
Tue, 10 Feb - Tue, 10 Mar
ICN
Seoul
DCA
Washington
฿37,045 Return, found 5 days ago
฿37,045
Return
found 5 days ago
Select American Airlines flight, departing Tue, 10 Feb from Seoul to Washington, returning Tue, 10 Mar, priced at ฿37,045 found 5 days ago
Japan Airlines
Tue, 10 Feb - Tue, 10 Mar
ICN
Seoul
DCA
Washington
฿39,275 Return, found 5 days ago
฿39,275
Return
found 5 days ago
Select Japan Airlines flight, departing Tue, 10 Feb from Seoul to Washington, returning Tue, 10 Mar, priced at ฿39,275 found 5 days ago
Delta
Fri, 27 Feb - Tue, 24 Mar
ICN
Seoul
DCA
Washington
฿41,480 Return, found 3 days ago
฿41,480
Return
found 3 days ago
Select Delta flight, departing Fri, 27 Feb from Seoul to Washington, returning Tue, 24 Mar, priced at ฿41,480 found 3 days ago
Flight from Seoul to Washington route information
Origin airport
Incheon Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
Air Canada, Delta
Return price
฿19,695
Distance
11130 km

Perfect flights from Seoul to Washington

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Seoul to Washington. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Incheon Intl. to Ronald Reagan Washington National ticket options cater to your travel preferences, with incredible one-way fares from ฿21,255 and roundtrip prices from ฿19,695. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Ronald Reagan Washington National and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Washington.

Frequently asked questions

How much is a flight from ICN to DCA?
Round-trip tickets from Incheon Intl. Airport (ICN) to Ronald Reagan Washington National Airport (DCA) start from ฿19,695. This figure is based on fares offered within the last 7 days on Expedia for flights departing within the next year — book ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from ICN to DCA?
We get that things crop up unexpectedly, so we've made it as hassle-free as possible for you to cancel your trip online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from ICN to National 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 Incheon Intl. Airport (ICN) to National Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Incheon Airport to National Airport?
You'll have 11,200 kilometres to cover on the long-haul South Korea to Arlington route. Dress in comfy clothes and consider taking a pair of noise-cancelling headphones.
Which airlines fly direct from Incheon Intl. Airport (ICN) to Ronald Reagan Washington National Airport (DCA)?
At the moment, no airlines offer flights directly from ICN to DCA. You'll have to book a flight with one or more stops. To score the best price and connections, lock in your fare ahead of time.
Are ICN to National Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices from Incheon Airport to Ronald Reagan Washington National Airport (DCA) are available up to 12 months prior to departure on Expedia. And although you may pick up fantastic last-minute deals, it's never something you can count on. Also, booking your flights in advance means you'll have more options — and you can avoid landing the dreaded middle seat! We're always updating our fares to bring you the best bargains, so keep checking in for all the latest specials.

Explore a world of travel with Expedia

Washington Airports

Washington

Seoul to Washington Dulles Intl.
฿19,695.00

Baltimore

Seoul Airports

Seoul

*Available to Expedia members.