
Popular airlines from Incheon Intl. Airport (ICN) to Washington Dulles International Airport (IAD)
- Korean Air
Korean Air
- Air Canada
Air Canada
- Asiana Airlines
Asiana Airlines
- United
United
- Delta
Delta
- American Airlines
American Airlines
- Etihad Airways
Etihad Airways
- Plan, book, fly with confidence
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Cheap Flights from Seoul (ICN) to Washington (IAD)
Prices were available within the past 7 days and start at £325 for one-way flights and £606 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.









Find the cheapest month to fly from Seoul (ICN) to Washington (IAD)
September is typically the cheapest month to fly
Graph displaying average flight prices per month
Origin airport | Incheon Intl. |
Destination airport | Washington Dulles Intl. |
Airlines serving | Air Canada, Air China, Air France, Alaska Airlines, Asiana Airlines, Emirates, Ethiopian Airlines, Etihad Airways, KLM, Korean Air, Lufthansa, Qatar Airways, Swiss International Air Lines, Turkish Airlines, WestJet |
Return price | £605 |
Distance | 11108 km |
Average flight time | 14 hours 50 mins |
Compare flights from Seoul to Washington easily and book with confidence
For travelling on business or for pleasure, Expedia makes it easy to book your flights from Seoul to Washington. Operating between them 2 flights per day, 20 airlines cover the route. And Delta Air Lines, Korean Air fly direct, getting you to Washington Dulles Intl. in just 13hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Incheon Intl. to Washington Dulles Intl..
To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights.
Grab a great deal on your flight from Incheon Intl. (ICN) to Washington Dulles Intl. (IAD)
The easiest way to view the best deals on flights from Seoul to Washington today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Incheon Intl. to Washington Dulles Intl. start at just £606 and range up to £924.
To find an even better deal, try
- being flexible on your dates – midweek flights can be cheaper
- looking for other airports near Seoul and Washington
- booking your flight during October, the cheapest month on this route
- varying your flight times – early morning and late at night are sometimes cheaper
Why you should book your Seoul to Washington flight with Expedia!
We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Incheon Intl. to Washington Dulles Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.
Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.
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Top Routes from Seoul
- Seoul to Shanghai (ICN - PVG)
- Seoul to Cebu (ICN - CEB)
- Seoul to Bangkok (ICN - BKK)
- Seoul to London (ICN - LCY)
- Seoul to Sapporo (ICN - CTS)
- Seoul to Hong Kong (ICN - HKG)
- Seoul to Da Nang (ICN - DAD)
- Seoul to Taipei (ICN - TPE)
- Seoul to Lahore (ICN - LHE)
- Seoul to Manila (ICN - MNL)
- Seoul to Tokyo (ICN - NRT)
- Seoul to London (ICN - LHR)
Top Routes to Washington
- Bristol to Washington (BRS - IAD)
- London to Washington (LCY - IAD)
- Cairo to Washington (CAI - IAD)
- Leeds to Washington (LBA - IAD)
- Edinburgh to Washington (EDI - IAD)
- New York to Washington (JFK - IAD)
- Dubai to Washington (DXB - IAD)
- Dublin to Washington (DUB - IAD)
- Birmingham to Washington (BHX - IAD)
- Newcastle to Washington (NCL - IAD)
- London to Washington (LHR - IAD)
- Aberdeen to Washington (ABZ - IAD)
Top Routes from Seoul
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