
CA $551 Cheap Flights from Seoul (SEL) to Washington (WAS)
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Find the cheapest flights on Expedia from Seoul (SEL) to Washington (WAS). Flight ticket prices change frequently based on availability and demand. We send price‑drop alerts to make air travel simple and flexible. The lowest one-way fare found on Expedia for this route in the past 7 days starts at CA $551 for travel on December 4, 2026.
Cheap Flights from Seoul to Washington (SEL-WAS)
Prices were available within the past 7 days and start at CA $551 for one-way flights and CA $1,589 for roundtrip, for the period specified. Prices and availability are subject to change.
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One way
Roundtrip
Thu, Feb 4 - Tue, Feb 9 · ICN · S · eoul · DCA · Roundtrip
Sun, Dec 20 - Sat, Jan 2 · ICN · DCA · Roundtrip
Sun, Dec 20 - Sun, Jan 3 · ICN · IAD · Roundtrip
Mon, Dec 21 - Mon, Jan 4 · ICN · IAD · Roundtrip
Thu, Mar 18 - Thu, Apr 22 · ICN · BWI · Roundtrip
Sun, Dec 20 - Sun, Jan 3 · ICN · IAD · Roundtrip
Sun, Dec 20 - Mon, Jan 4 · ICN · IAD · Roundtrip
Sun, Dec 20 - Sun, Jan 3 · ICN · IAD · Roundtrip
Thu, Feb 4 - Tue, Feb 9 · ICN · IAD · Roundtrip
Thu, Mar 18 - Wed, Apr 28 · ICN · BWI · Roundtrip
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Seoul to Washington Flights
The easy way to book your flights from Seoul to Washington
With Expedia, it’s simple to find and book flights to Washington from Seoul whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 8 airlines that cover this route. There are nonstop flights to WAS-All Airports, too.
Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seoul to Washington today, tomorrow, or this week.
Save dollars with cheap flights from SEL-All Airports, SEL to WAS-All Airports, WAS
Sort your search results by price to find great deals on your flight from Seoul to Washington—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Washington from Seoul currently is just CA $1,589 rising to CA $1,910.
Here are more money-saving tips:
- Fly in February when flight prices are normally at their lowest
- Book about a month to 6 weeks before you travel for the best prices to Washington
- Avoid peak season and weekends when flights can cost more
- Early morning and late-night flights are sometimes cheaper, so try varying your travel times
- One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!
Reasons to choose Expedia for your flight to Washington from Seoul
Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Washington with Expedia today.
Frequently Asked Questions
How much is a flight from Seoul (SEL-All Airports) to Washington, DC (WAS-All Airports)?
The lowest price advertised for a round-trip journey from Seoul (SEL-All Airports) to Washington, DC (WAS-All Airports) is CA $1,589. But you better act soon. This price is taken from fares available within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Seoul (SEL-All Airports) to Washington, DC (WAS-All Airports)?
We get that things come up unexpectedly, so we've made it as simple as possible for you to cancel your trip online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Seoul (SEL-All Airports) to Washington, DC (WAS-All Airports) 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 (SEL-All Airports) to Washington, DC (WAS-All Airports) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Seoul (SEL-All Airports) to Washington, DC (WAS-All Airports)?
The distance is around 11,200 kilometers. Earplugs? Check. Warm clothes? Check. You'll need to pack all the essentials for this long-haul South Korea to Maryland flight.
Which airlines fly direct from Seoul (SEL-All Airports) to Washington, DC (WAS-All Airports)?
If you're looking to fly straight from Seoul (SEL-All Airports) to Washington, DC (WAS-All Airports), Korean Air (KE) is a top option. It operates 30 monthly flights between South Korea and Maryland.
Are Seoul (SEL-All Airports) to Washington, DC (WAS-All Airports) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Seoul (SEL-All Airports) to Washington, DC (WAS-All Airports) at the last minute could save you some cash. However, it might cost you a whole lot more! If you'd rather avoid the risk, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to a year in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.
Travel information
| Origin airport | Incheon Intl. Airport |
|---|---|
| Destination airport | Washington Dulles International Airport |
| Distance | 11,173 km away |
| Airlines serving | Korean Air, Air Canada, Delta, YP, EVA Airways, American Airlines, Turkish Airlines, KLM, Japan Airlines, Etihad Airways, Emirates, Qatar Airways, Lufthansa, Alaska Airlines, Air France, Ethiopian Airlines, United, Virgin Atlantic, Air China, Aeromexico, All Nippon Airways, Swiss International Air Lines, WestJet |
| Popular airline | Korean Air |
| Roundtrip price | CA $1,589 |
| Average flight time | 13 hours 33 mins |
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