₩559,100 Cheap Flights from Seoul (ICN) to Washington (IAD)

Bundle Your Flight + Hotel & Save!

    Plan, book, fly with confidence
    trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
    bex rewards loyalty icon
    Book smarter
    Save up to 40% on select hotels after you book a flight*
    payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Seoul to Washington (ICN-IAD)

Prices were available within the past 7 days and start at ₩559,100 for one-way flights and ₩1,276,900 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Oct 1 - Sun, Oct 20
ICN
Seoul
IAD
Washington
₩1,276,900 Roundtrip, found 4 hours ago
₩1,276,900
Roundtrip
found 4 hours ago
Select United flight, departing Tue, Oct 1 from Seoul to Washington, returning Sun, Oct 20, priced at ₩1,276,900 found 4 hours ago
United
Mon, Nov 11 - Thu, Nov 21
ICN
Seoul
IAD
Washington
₩1,277,200 Roundtrip, just found
₩1,277,200
Roundtrip
just found
Select United flight, departing Mon, Nov 11 from Seoul to Washington, returning Thu, Nov 21, priced at ₩1,277,200 just found
United
Tue, Sep 17 - Mon, Sep 23
ICN
Seoul
IAD
Washington
₩1,278,000 Roundtrip, found 4 days ago
₩1,278,000
Roundtrip
found 4 days ago
Select United flight, departing Tue, Sep 17 from Seoul to Washington, returning Mon, Sep 23, priced at ₩1,278,000 found 4 days ago
American Airlines
Mon, May 20 - Tue, Sep 10
ICN
Seoul
IAD
Washington
₩1,317,000 Roundtrip, found 5 days ago
₩1,317,000
Roundtrip
found 5 days ago
Select American Airlines flight, departing Mon, May 20 from Seoul to Washington, returning Tue, Sep 10, priced at ₩1,317,000 found 5 days ago
United
Mon, Jun 10 - Wed, Jun 19
ICN
Seoul
IAD
Washington
₩1,343,300 Roundtrip, found 5 days ago
₩1,343,300
Roundtrip
found 5 days ago
Select United flight, departing Mon, Jun 10 from Seoul to Washington, returning Wed, Jun 19, priced at ₩1,343,300 found 5 days ago
United
Wed, Oct 23 - Mon, Oct 28
ICN
Seoul
IAD
Washington
₩1,343,900 Roundtrip, found 4 hours ago
₩1,343,900
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Oct 23 from Seoul to Washington, returning Mon, Oct 28, priced at ₩1,343,900 found 4 hours ago
Air Canada
Tue, Oct 15 - Thu, Nov 14
ICN
Seoul
IAD
Washington
₩1,580,400 Roundtrip, found 21 hours ago
₩1,580,400
Roundtrip
found 21 hours ago
Select Air Canada flight, departing Tue, Oct 15 from Seoul to Washington, returning Thu, Nov 14, priced at ₩1,580,400 found 21 hours ago
Ethiopian Airlines
Mon, Oct 14 - Mon, Oct 21
ICN
Seoul
IAD
Washington
₩1,734,800 Roundtrip, found 6 days ago
₩1,734,800
Roundtrip
found 6 days ago
Select Ethiopian Airlines flight, departing Mon, Oct 14 from Seoul to Washington, returning Mon, Oct 21, priced at ₩1,734,800 found 6 days ago
Swiss International Air Lines
Mon, Oct 21 - Mon, Apr 7
ICN
Seoul
IAD
Washington
₩1,795,700 Roundtrip, found 13 hours ago
₩1,795,700
Roundtrip
found 13 hours ago
Select Swiss International Air Lines flight, departing Mon, Oct 21 from Seoul to Washington, returning Mon, Apr 7, priced at ₩1,795,700 found 13 hours ago
Air China
Sat, Jun 15 - Tue, Aug 13
ICN
Seoul
IAD
Washington
₩1,806,300 Roundtrip, found 3 hours ago
₩1,806,300
Roundtrip
found 3 hours ago
Select Air China flight, departing Sat, Jun 15 from Seoul to Washington, returning Tue, Aug 13, priced at ₩1,806,300 found 3 hours ago
Flights from Seoul (ICN) to Washington (IAD)
Origin airport
Incheon Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
Air Canada, Air China, Air France, All Nippon Airways, American Airlines, Delta, Emirates, Ethiopian Airlines, Etihad Airways, KLM, Korean Air, Lufthansa, Qatar Airways, Swiss International Air Lines, Turkish Airlines, United
Roundtrip price
₩1,276,900
Distance
11108 km
Average flight time
14 hours 50 mins

Incheon to Chantilly 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 Incheon to Chantilly 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 Chantilly.

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 ICN to IAD flights that won’t make your bank account wince. Ready to temporarily leave behind Incheon 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 IAD 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 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 ₩1,276,900. 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.
Washington nearby Airports

Baltimore

Seoul to Baltimore Washington Intl. Thurgood Marshall
₩1,276,300

Washington

Seoul to Ronald Reagan Washington National
₩1,276,300
Seoul nearby Airports

Seoul

Gimpo Intl. to Washington
₩1,408,400
*Available to Expedia members.