฿21,420 Cheap Flights from Seoul (ICN) to Washington (DCA)

View ฿21,420 flight on Tue, 28 Oct 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at ฿21,420 for one-way flights and ฿15,740 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 6 Nov - Mon, 10 Nov
ICN
Seoul
DCA
Washington
฿15,740 Return, found 1 day ago
฿15,740
Return
found 1 day ago
Select American Airlines flight, departing Thu, 6 Nov from Seoul to Washington, returning Mon, 10 Nov, priced at ฿15,740 found 1 day ago
United
Thu, 6 Nov - Mon, 10 Nov
ICN
Seoul
DCA
Washington
฿16,200 Return, found 1 day ago
฿16,200
Return
found 1 day ago
Select United flight, departing Thu, 6 Nov from Seoul to Washington, returning Mon, 10 Nov, priced at ฿16,200 found 1 day ago
Air Canada
Thu, 6 Nov - Mon, 10 Nov
ICN
Seoul
DCA
Washington
฿16,415 Return, found 1 day ago
฿16,415
Return
found 1 day ago
Select Air Canada flight, departing Thu, 6 Nov from Seoul to Washington, returning Mon, 10 Nov, priced at ฿16,415 found 1 day ago
Air Canada
Mon, 3 Nov - Fri, 7 Nov
ICN
Seoul
DCA
Washington
฿16,545 Return, found 4 days ago
฿16,545
Return
found 4 days ago
Select Air Canada flight, departing Mon, 3 Nov from Seoul to Washington, returning Fri, 7 Nov, priced at ฿16,545 found 4 days ago
American Airlines
Thu, 6 Nov - Mon, 10 Nov
ICN
Seoul
DCA
Washington
฿22,430 Return, found 1 day ago
฿22,430
Return
found 1 day ago
Select American Airlines flight, departing Thu, 6 Nov from Seoul to Washington, returning Mon, 10 Nov, priced at ฿22,430 found 1 day ago
American Airlines
Mon, 3 Nov - Fri, 7 Nov
ICN
Seoul
DCA
Washington
฿22,605 Return, found 4 days ago
฿22,605
Return
found 4 days ago
Select American Airlines flight, departing Mon, 3 Nov from Seoul to Washington, returning Fri, 7 Nov, priced at ฿22,605 found 4 days ago
United
Thu, 6 Nov - Mon, 10 Nov
ICN
Seoul
DCA
Washington
฿23,120 Return, found 1 day ago
฿23,120
Return
found 1 day ago
Select United flight, departing Thu, 6 Nov from Seoul to Washington, returning Mon, 10 Nov, priced at ฿23,120 found 1 day ago
American Airlines
Thu, 6 Nov - Mon, 10 Nov
ICN
Seoul
DCA
Washington
฿24,000 Return, found 1 day ago
฿24,000
Return
found 1 day ago
Select American Airlines flight, departing Thu, 6 Nov from Seoul to Washington, returning Mon, 10 Nov, priced at ฿24,000 found 1 day ago
Asiana Airlines
Thu, 6 Nov - Mon, 10 Nov
ICN
Seoul
DCA
Washington
฿32,500 Return, found 1 day ago
฿32,500
Return
found 1 day ago
Select Asiana Airlines flight, departing Thu, 6 Nov from Seoul to Washington, returning Mon, 10 Nov, priced at ฿32,500 found 1 day ago
Delta
Thu, 6 Nov - Mon, 10 Nov
ICN
Seoul
DCA
Washington
฿42,315 Return, found 1 day ago
฿42,315
Return
found 1 day ago
Select Delta flight, departing Thu, 6 Nov from Seoul to Washington, returning Mon, 10 Nov, priced at ฿42,315 found 1 day ago
Flight from Seoul to Washington route information
Origin airport
Incheon Intl.
Destination airport
Ronald Reagan Washington National
Airlines serving
Air Canada, American Airlines, Delta, Korean Air, United
Return price
฿15,740
Distance
11130 km

Perfect flights from Seoul to Washington

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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 ฿21,420 and roundtrip prices from ฿15,740. 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 ฿15,740. 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.

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