S$1,157 Cheap Flights from Washington to Seoul

View S$1,157 flight on Fri, 24 Apr, 2026Opens in a new window

Flight 1

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

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Cheap Flights from Washington to Seoul (IAD-ICN)

Prices were available within the past 7 days and start at S$1,157 for one-way flights and S$1,872 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Fri, 24 Apr - Fri, 8 May
IAD
Washington
ICN
Seoul
S$1,872 Return, found 2 days ago
S$1,872
Return
found 2 days ago
Select Turkish Airlines flight, departing Fri, 24 Apr from Washington to Seoul, returning Fri, 8 May, priced at S$1,872 found 2 days ago
American Airlines
Fri, 24 Apr - Fri, 8 May
IAD
Washington
ICN
Seoul
S$2,175 Return, found 2 days ago
S$2,175
Return
found 2 days ago
Select American Airlines flight, departing Fri, 24 Apr from Washington to Seoul, returning Fri, 8 May, priced at S$2,175 found 2 days ago
Air Canada
Fri, 24 Apr - Fri, 8 May
IAD
Washington
ICN
Seoul
S$2,212 Return, found 2 days ago
S$2,212
Return
found 2 days ago
Select Air Canada flight, departing Fri, 24 Apr from Washington to Seoul, returning Fri, 8 May, priced at S$2,212 found 2 days ago
Air Canada
Sun, 17 May - Sun, 24 May
IAD
Washington
ICN
Seoul
S$2,260 Return, found 6 days ago
S$2,260
Return
found 6 days ago
Select Air Canada flight, departing Sun, 17 May from Washington to Seoul, returning Sun, 24 May, priced at S$2,260 found 6 days ago
Air Canada
Fri, 24 Apr - Fri, 8 May
IAD
Washington
ICN
Seoul
S$2,268 Return, found 2 days ago
S$2,268
Return
found 2 days ago
Select Air Canada flight, departing Fri, 24 Apr from Washington to Seoul, returning Fri, 8 May, priced at S$2,268 found 2 days ago
Etihad Airways
Fri, 24 Apr - Fri, 8 May
IAD
Washington
ICN
Seoul
S$2,275 Return, found 2 days ago
S$2,275
Return
found 2 days ago
Select Etihad Airways flight, departing Fri, 24 Apr from Washington to Seoul, returning Fri, 8 May, priced at S$2,275 found 2 days ago
Alaska Airlines
Fri, 24 Apr - Fri, 8 May
IAD
Washington
ICN
Seoul
S$2,308 Return, found 2 days ago
S$2,308
Return
found 2 days ago
Select Alaska Airlines flight, departing Fri, 24 Apr from Washington to Seoul, returning Fri, 8 May, priced at S$2,308 found 2 days ago
Alaska Airlines
Fri, 24 Apr - Fri, 8 May
IAD
Washington
ICN
Seoul
S$2,327 Return, found 2 days ago
S$2,327
Return
found 2 days ago
Select Alaska Airlines flight, departing Fri, 24 Apr from Washington to Seoul, returning Fri, 8 May, priced at S$2,327 found 2 days ago
Air Canada
Sun, 17 May - Sun, 24 May
IAD
Washington
ICN
Seoul
S$2,334 Return, found 6 days ago
S$2,334
Return
found 6 days ago
Select Air Canada flight, departing Sun, 17 May from Washington to Seoul, returning Sun, 24 May, priced at S$2,334 found 6 days ago
Etihad Airways
Sun, 10 May - Mon, 25 May
IAD
Washington
ICN
Seoul
S$2,356 Return, found 4 days ago
S$2,356
Return
found 4 days ago
Select Etihad Airways flight, departing Sun, 10 May from Washington to Seoul, returning Mon, 25 May, priced at S$2,356 found 4 days ago

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

September is typically the cheapest month to fly

From S$1,184 - S$1,844 per traveller.

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 S$1,872. 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.
Return price
S$1,872
Distance
11108 km
Average flight time
14 hours 25 mins

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Perfect flights from Washington to Seoul

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*Note: Prices may vary based on availability and are subject to change.
Perfect flights from Washington to Seoul

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