Cheap Flights from Seoul (ICN) to Washington (IAD) from HK$4,271~

View HK$4,271 flight on Wed, 10 Dec 2025Opens in a new window

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

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Find Cheap Flights from Seoul (ICN) to Washington (IAD)

Prices were available within the past 7 days and start at HK$4,271 for one-way flights and HK$3,628 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Fri, 14 Nov - Tue, 18 Nov
ICN
Seoul
IAD
Washington
HK$3,628 Return, found 1 day ago
HK$3,628
Return
found 1 day ago
Select Air Canada flight, departing Fri, 14 Nov from Seoul to Washington, returning Tue, 18 Nov, priced at HK$3,628 found 1 day ago
American Airlines
Tue, 4 Nov - Tue, 11 Nov
ICN
Seoul
IAD
Washington
HK$3,707 Return, found 1 day ago
HK$3,707
Return
found 1 day ago
Select American Airlines flight, departing Tue, 4 Nov from Seoul to Washington, returning Tue, 11 Nov, priced at HK$3,707 found 1 day ago
American Airlines
Wed, 5 Nov - Wed, 12 Nov
ICN
Seoul
IAD
Washington
HK$3,721 Return, found 1 day ago
HK$3,721
Return
found 1 day ago
Select American Airlines flight, departing Wed, 5 Nov from Seoul to Washington, returning Wed, 12 Nov, priced at HK$3,721 found 1 day ago
United
Tue, 4 Nov - Tue, 11 Nov
ICN
Seoul
IAD
Washington
HK$3,825 Return, found 1 day ago
HK$3,825
Return
found 1 day ago
Select United flight, departing Tue, 4 Nov from Seoul to Washington, returning Tue, 11 Nov, priced at HK$3,825 found 1 day ago
United
Wed, 5 Nov - Wed, 12 Nov
ICN
Seoul
IAD
Washington
HK$3,841 Return, found 1 day ago
HK$3,841
Return
found 1 day ago
Select United flight, departing Wed, 5 Nov from Seoul to Washington, returning Wed, 12 Nov, priced at HK$3,841 found 1 day ago
Air Canada
Mon, 10 Nov - Sat, 15 Nov
ICN
Seoul
IAD
Washington
HK$3,877 Return, found 1 day ago
HK$3,877
Return
found 1 day ago
Select Air Canada flight, departing Mon, 10 Nov from Seoul to Washington, returning Sat, 15 Nov, priced at HK$3,877 found 1 day ago
United
Mon, 10 Nov - Sat, 15 Nov
ICN
Seoul
IAD
Washington
HK$4,365 Return, found 1 day ago
HK$4,365
Return
found 1 day ago
Select United flight, departing Mon, 10 Nov from Seoul to Washington, returning Sat, 15 Nov, priced at HK$4,365 found 1 day ago
Air Canada
Mon, 10 Nov - Sat, 15 Nov
ICN
Seoul
IAD
Washington
HK$4,587 Return, found 1 day ago
HK$4,587
Return
found 1 day ago
Select Air Canada flight, departing Mon, 10 Nov from Seoul to Washington, returning Sat, 15 Nov, priced at HK$4,587 found 1 day ago
Asiana Airlines
Fri, 14 Nov - Tue, 18 Nov
ICN
Seoul
IAD
Washington
HK$8,079 Return, found 1 day ago
HK$8,079
Return
found 1 day ago
Select Asiana Airlines flight, departing Fri, 14 Nov from Seoul to Washington, returning Tue, 18 Nov, priced at HK$8,079 found 1 day ago
Air China
Tue, 11 Nov - Fri, 21 Nov
ICN
Seoul
IAD
Washington
HK$9,030 Return, found 6 days ago
HK$9,030
Return
found 6 days ago
Select Air China flight, departing Tue, 11 Nov from Seoul to Washington, returning Fri, 21 Nov, priced at HK$9,030 found 6 days ago

Find the cheapest month to fly from Seoul (ICN) to Washington (IAD)

September is typically the cheapest month to fly

From HK$3,347 - HK$7,880 per traveller.

Alternative airports near Washington

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Cheapest and Closest option available. Average driving time to city centre is 8 minutes. Flights from HK$5,927
DCA
Ronald Reagan Washington National
CheapestClosest
Average driving time to city centre8 min
Flights from HK$5,927
Seoul to Washington route information
Origin airport
Incheon Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
Air Canada, Air France, All Nippon Airways, American Airlines, Asiana Airlines, Delta, Emirates, Ethiopian Airlines, Etihad Airways, Korean Air, Lufthansa, Qatar Airways, Turkish Airlines, United
Return price
HK$3,628
Distance
11108 km
Average flight time
13 hours 35 mins

Flights from Incheon to Chantilly

Book cheap flights from Incheon (ICN) to Chantilly (IAD) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Incheon (ICN) to Chantilly (IAD) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Incheon (ICN) to Chantilly (IAD) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Chantilly flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Chantilly and things to do in Chantilly for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Chantilly more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Chantilly is HK$4,271 now!

 

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 HK$3,628. 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 kilometers 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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