S$586 Cheap Flights from Washington to Seoul

View S$586 flight on Fri, 6 Mar, 2026Opens in a new window

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$586 for one-way flights and S$1,522 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Thu, 22 Jan - Mon, 26 Jan
IAD
Washington
ICN
Seoul
S$1,522 Return, found 1 day ago
S$1,522
Return
found 1 day ago
Select Turkish Airlines flight, departing Thu, 22 Jan from Washington to Seoul, returning Mon, 26 Jan, priced at S$1,522 found 1 day ago
Turkish Airlines
Sat, 21 Mar - Sat, 28 Mar
IAD
Washington
ICN
Seoul
S$1,599 Return, found 5 days ago
S$1,599
Return
found 5 days ago
Select Turkish Airlines flight, departing Sat, 21 Mar from Washington to Seoul, returning Sat, 28 Mar, priced at S$1,599 found 5 days ago
Turkish Airlines
Sun, 8 Feb - Thu, 12 Feb
IAD
Washington
ICN
Seoul
S$1,821 Return, found 10 hours ago
S$1,821
Return
found 10 hours ago
Select Turkish Airlines flight, departing Sun, 8 Feb from Washington to Seoul, returning Thu, 12 Feb, priced at S$1,821 found 10 hours ago
Alaska Airlines
Sat, 21 Mar - Sat, 28 Mar
IAD
Washington
ICN
Seoul
S$1,884 Return, found 5 days ago
S$1,884
Return
found 5 days ago
Select Alaska Airlines flight, departing Sat, 21 Mar from Washington to Seoul, returning Sat, 28 Mar, priced at S$1,884 found 5 days ago
Alaska Airlines
Sat, 21 Mar - Sat, 28 Mar
IAD
Washington
ICN
Seoul
S$1,893 Return, found 5 days ago
S$1,893
Return
found 5 days ago
Select Alaska Airlines flight, departing Sat, 21 Mar from Washington to Seoul, returning Sat, 28 Mar, priced at S$1,893 found 5 days ago
Air Canada
Sun, 8 Feb - Thu, 12 Feb
IAD
Washington
ICN
Seoul
S$1,925 Return, found 10 hours ago
S$1,925
Return
found 10 hours ago
Select Air Canada flight, departing Sun, 8 Feb from Washington to Seoul, returning Thu, 12 Feb, priced at S$1,925 found 10 hours ago
Air Canada
Sun, 8 Feb - Thu, 12 Feb
IAD
Washington
ICN
Seoul
S$1,930 Return, found 10 hours ago
S$1,930
Return
found 10 hours ago
Select Air Canada flight, departing Sun, 8 Feb from Washington to Seoul, returning Thu, 12 Feb, priced at S$1,930 found 10 hours ago
United
Sun, 8 Feb - Thu, 12 Feb
IAD
Washington
ICN
Seoul
S$1,996 Return, found 10 hours ago
S$1,996
Return
found 10 hours ago
Select United flight, departing Sun, 8 Feb from Washington to Seoul, returning Thu, 12 Feb, priced at S$1,996 found 10 hours ago
American Airlines
Sun, 8 Feb - Thu, 12 Feb
IAD
Washington
ICN
Seoul
S$1,996 Return, found 10 hours ago
S$1,996
Return
found 10 hours ago
Select American Airlines flight, departing Sun, 8 Feb from Washington to Seoul, returning Thu, 12 Feb, priced at S$1,996 found 10 hours ago
Delta
Sun, 12 Apr - Sun, 19 Apr
IAD
Washington
ICN
Seoul
S$2,270 Return, found 1 day ago
S$2,270
Return
found 1 day ago
Select Delta flight, departing Sun, 12 Apr from Washington to Seoul, returning Sun, 19 Apr, priced at S$2,270 found 1 day ago

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

March is typically the cheapest month to fly

From S$1,102 - S$2,211 per traveller.

Alternative airports near Seoul

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

Select flight to Incheon Intl. ICN. Cheapest option available. Average driving time to city centre is 47 minutes. Flights from S$1,522
ICN
Incheon Intl.
Cheapest
Average driving time to city centre47 min
Flights from S$1,522

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$1,522. 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 Canada, Air France, American Airlines, Delta, Emirates, Etihad Airways, KLM, Korean Air, Lufthansa, Qatar Airways, Turkish Airlines, United
Return price
S$1,522
Distance
11108 km
Average flight time
15 hours 50 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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