NZ$2,142 Cheap Flights Washington to Seoul (IAD-ICN)

View NZ$2,142 flight on Thu, 25 June 2026Opens in a new window

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

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, 25 June - Mon, 6 July
IAD
Washington
ICN
Seoul
NZ$3,324 Return, found 19 hours ago
NZ$3,324
Return
found 19 hours ago
Select Air Canada flight, departing Thu, 25 June from Washington to Seoul, returning Mon, 6 July, priced at NZ$3,324 found 19 hours ago
Turkish Airlines
Thu, 25 June - Mon, 6 July
IAD
Washington
ICN
Seoul
NZ$3,458 Return, found 19 hours ago
NZ$3,458
Return
found 19 hours ago
Select Turkish Airlines flight, departing Thu, 25 June from Washington to Seoul, returning Mon, 6 July, priced at NZ$3,458 found 19 hours ago
Delta
Thu, 25 June - Mon, 6 July
IAD
Washington
ICN
Seoul
NZ$3,501 Return, found 19 hours ago
NZ$3,501
Return
found 19 hours ago
Select Delta flight, departing Thu, 25 June from Washington to Seoul, returning Mon, 6 July, priced at NZ$3,501 found 19 hours ago
Korean Air
Thu, 25 June - Mon, 6 July
IAD
Washington
ICN
Seoul
NZ$3,505 Return, found 19 hours ago
NZ$3,505
Return
found 19 hours ago
Select Korean Air flight, departing Thu, 25 June from Washington to Seoul, returning Mon, 6 July, priced at NZ$3,505 found 19 hours ago
American Airlines
Thu, 25 June - Mon, 6 July
IAD
Washington
ICN
Seoul
NZ$3,578 Return, found 19 hours ago
NZ$3,578
Return
found 19 hours ago
Select American Airlines flight, departing Thu, 25 June from Washington to Seoul, returning Mon, 6 July, priced at NZ$3,578 found 19 hours ago
United
Thu, 25 June - Mon, 6 July
IAD
Washington
ICN
Seoul
NZ$3,589 Return, found 19 hours ago
NZ$3,589
Return
found 19 hours ago
Select United flight, departing Thu, 25 June from Washington to Seoul, returning Mon, 6 July, priced at NZ$3,589 found 19 hours ago
KLM
Thu, 25 June - Mon, 6 July
IAD
Washington
ICN
Seoul
NZ$3,861 Return, found 19 hours ago
NZ$3,861
Return
found 19 hours ago
Select KLM flight, departing Thu, 25 June from Washington to Seoul, returning Mon, 6 July, priced at NZ$3,861 found 19 hours ago
United
Thu, 25 June - Mon, 6 July
IAD
Washington
ICN
Seoul
NZ$3,954 Return, found 19 hours ago
NZ$3,954
Return
found 19 hours ago
Select United flight, departing Thu, 25 June from Washington to Seoul, returning Mon, 6 July, priced at NZ$3,954 found 19 hours ago
Turkish Airlines
Thu, 25 June - Mon, 6 July
IAD
Washington
ICN
Seoul
NZ$3,968 Return, found 19 hours ago
NZ$3,968
Return
found 19 hours ago
Select Turkish Airlines flight, departing Thu, 25 June from Washington to Seoul, returning Mon, 6 July, priced at NZ$3,968 found 19 hours ago
Alaska Airlines
Thu, 25 June - Mon, 6 July
IAD
Washington
ICN
Seoul
NZ$4,377 Return, found 19 hours ago
NZ$4,377
Return
found 19 hours ago
Select Alaska Airlines flight, departing Thu, 25 June from Washington to Seoul, returning Mon, 6 July, priced at NZ$4,377 found 19 hours ago

Frequently asked questions

How much is a flight from IAD to Seoul–Incheon Intl. Airport?
Based on fares advertised within the last 7 days on Expedia for flights departing within the next year, round-trip flights between Washington Dulles Intl. Airport (IAD) and Incheon Airport start from NZ$3,324. Make your booking today to secure the best price for your journey. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Washington Dulles Intl. Airport (IAD) to Seoul–Incheon Intl. Airport?
We get that life can throw the odd curveball, so we've made it as simple as possible for you to cancel your flight online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from IAD to Incheon Intl. Airport (ICN) 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 Dulles Intl. Airport to Incheon Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Washington Dulles Intl. Airport (IAD) to ICN?
With around 11 200 kilometres separating IAD and Incheon Airport, your flight will be a long one. Pack wisely and make your journey more comfortable. Things like an eye mask and a good travel pillow can make all the difference.
Which airlines fly direct from Dulles Intl. Airport to Seoul–Incheon Intl. Airport?
A favourite with many travellers, Korean Air (KE) operates 30 flights every month from IAD to Incheon Airport. Pick the one that fits with your travel schedule and book your fare today.
Are IAD to Seoul–Incheon Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from IAD to ICN can be hit-or-miss. You may be able to find a bargain, but then again, you could miss out entirely! If you'd prefer to start planning your trip ahead of time, Expedia compares flight deals up to 12 months in advance. Just bear in mind that not all airlines advertise their prices that far in advance. Our top tip? Check back often as prices are updated regularly.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Incheon Intl.
Airlines serving
Air France, Alaska Airlines, American Airlines, Delta, Emirates, Ethiopian Airlines, Etihad Airways, KLM, Korean Air, Lufthansa, Qatar Airways, Swiss International Air Lines, Turkish Airlines, United
Return price
NZ$3,323
Distance
11108 km
Average flight time
14 hours 25 mins

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