₩862,700 Cheap Flights from Washington (IAD) to Seoul (ICN)

View ₩862,700 flight on Thu, Jan 29, 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 ₩862,700 for one-way flights and ₩1,615,000 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Turkish Airlines
Wed, Mar 4 - Wed, Mar 11
IAD
Washington
ICN
Seoul
₩1,615,000 Roundtrip, found 4 days ago
₩1,615,000
Roundtrip
found 4 days ago
Select Turkish Airlines flight, departing Wed, Mar 4 from Washington to Seoul, returning Wed, Mar 11, priced at ₩1,615,000 found 4 days ago
Cathay Pacific
Thu, Oct 22 - Tue, Nov 10
IAD
Washington
ICN
Seoul
₩1,863,800 Roundtrip, found 17 hours ago
₩1,863,800
Roundtrip
found 17 hours ago
Select Cathay Pacific flight, departing Thu, Oct 22 from Washington to Seoul, returning Tue, Nov 10, priced at ₩1,863,800 found 17 hours ago
Air Premia
Mon, Sep 7 - Mon, Sep 28
IAD
Washington
ICN
Seoul
₩2,008,200 Roundtrip, found 1 day ago
₩2,008,200
Roundtrip
found 1 day ago
Select Air Premia flight, departing Mon, Sep 7 from Washington to Seoul, returning Mon, Sep 28, priced at ₩2,008,200 found 1 day ago
Air Canada
Tue, Mar 3 - Tue, Mar 10
IAD
Washington
ICN
Seoul
₩2,199,800 Roundtrip, found 2 days ago
₩2,199,800
Roundtrip
found 2 days ago
Select Air Canada flight, departing Tue, Mar 3 from Washington to Seoul, returning Tue, Mar 10, priced at ₩2,199,800 found 2 days ago
Lufthansa
Mon, Feb 9 - Wed, Feb 25
IAD
Washington
ICN
Seoul
₩2,220,500 Roundtrip, found 1 day ago
₩2,220,500
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Mon, Feb 9 from Washington to Seoul, returning Wed, Feb 25, priced at ₩2,220,500 found 1 day ago
Delta
Thu, Jan 15 - Wed, Jan 28
IAD
Washington
ICN
Seoul
₩2,445,600 Roundtrip, just found
₩2,445,600
Roundtrip
just found
Select Delta flight, departing Thu, Jan 15 from Washington to Seoul, returning Wed, Jan 28, priced at ₩2,445,600 just found
Korean Air
Tue, Feb 10 - Thu, Feb 26
IAD
Washington
ICN
Seoul
₩2,450,500 Roundtrip, found 3 days ago
₩2,450,500
Roundtrip
found 3 days ago
Select Korean Air flight, departing Tue, Feb 10 from Washington to Seoul, returning Thu, Feb 26, priced at ₩2,450,500 found 3 days ago
United
Mon, Jan 12 - Wed, Jan 21
IAD
Washington
ICN
Seoul
₩2,453,400 Roundtrip, found 4 days ago
₩2,453,400
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jan 12 from Washington to Seoul, returning Wed, Jan 21, priced at ₩2,453,400 found 4 days ago
Hawaiian Airlines
Thu, Mar 19 - Thu, Mar 26
IAD
Washington
ICN
Seoul
₩2,456,000 Roundtrip, found 1 day ago
₩2,456,000
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Thu, Mar 19 from Washington to Seoul, returning Thu, Mar 26, priced at ₩2,456,000 found 1 day ago
American Airlines
Thu, Aug 27 - Sun, Sep 13
IAD
Washington
ICN
Seoul
₩2,456,000 Roundtrip, found 1 day ago
₩2,456,000
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Aug 27 from Washington to Seoul, returning Sun, Sep 13, priced at ₩2,456,000 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 ₩1,250,914 - ₩2,509,552 per traveler.

Alternative airports near Seoul

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

Select flight to Gimpo Intl. GMP. Closest option available. Average driving time to city center is 20 minutes. Flights from ₩2,972,700
GMP
Gimpo Intl.
Closest
Average driving time to city center20 min
Flights from ₩2,972,700
Flights from Washington (IAD) to Seoul (ICN)
Origin airport
Washington Dulles Intl.
Destination airport
Incheon Intl.
Airlines serving
Air Canada, Air France, Air Premia, All Nippon Airways, American Airlines, Delta, Emirates, Ethiopian Airlines, Etihad Airways, Hawaiian Airlines, KLM, Korean Air, Lufthansa, Qatar Airways, Swiss International Air Lines, Turkish Airlines, United, WestJet
Roundtrip price
₩1,615,000
Distance
11108 km
Average flight time
15 hours 50 mins

Chantilly to Incheon Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Chantilly to Incheon will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Incheon.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with IAD to ICN flights that won’t make your bank account wince. Ready to temporarily leave behind Chantilly for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to ICN with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

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 ₩1,615,000. 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 kilometers 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 favorite with many travelers, 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.

Explore a world of travel with Expedia

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₩1,781,100
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