Cheap flights from Seoul to Washington, D.C.

Seoul
SEL
Washington
WAS

Flight deals from Seoul to Washington, D.C.

Below you can see the best deals on flights Seoul — Washington, D.C. for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 23 November, from $509.

Top 10 cheap flights from Seoul to Washington, D.C.

About the Seoul — Washington, D.C. flight

Looking for cheap flights from Seoul to Washington, D.C.? Compare fares from different airlines, check the flight schedule and travel time — and book your Seoul — Washington, D.C. ticket online at the best price.

The route has direct flights — around 17 flights per week, flights are operated by Korean Air, Air Premia, Delta, a nonstop flight takes about 13 h 50 min, the distance between the cities is around 11,189 km.

Planning your trip? You may find our Washington, D.C. travel guide, how to get from the airport into town and Washington, D.C. weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

YesDirect flights
11,189 kmDistance
13 h 50 minTravel time
3Airlines
17 / wkFlights

Flight schedule from Seoul to Washington, D.C.

The table shows direct flights from Seoul to Washington, D.C. on the selected date. The flight takes approximately 13 h 50 min. Regular flights are operated by Korean Air, Air Premia and Delta. Departures from Incheon International Airport and Gimpo International Airport airports, arrivals at Washington Dulles International Airport, Baltimore/Washington International Thurgood Marshall Airport and Ronald Reagan National Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today
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Last update: 29 Sep 2026

Prices by month

Average one-way fares from Seoul to Washington, D.C. by month. Tickets are usually cheapest in November (around $741) and priciest in December (about $1,207) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
Jan$903mediumMay$998mediumSep$903medium
Feb$761lowJun$1,141highOct$808low
Mar$856mediumJul$1,188highNov$741low
Apr$951mediumAug$1,160highDec$1,207high

Some values are estimated based on seasonality.

When to fly

Weather in Washington, D.C.: it is warmest in July (up to 32 °C on average) and coolest in January (around 7 °C). The driest month is October.

Temperature · Washington, D.C.

Dry and wet days · Washington, D.C.

Wind speed and direction · Washington, D.C.

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How to get the best deal on a Seoul — Washington, D.C. ticket

  • Book ahead: fares for Seoul — Washington, D.C. are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • Seoul is served by more than one airport — compare fares and travel time to each before you book.
  • Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Seoul — Washington, D.C. route are operated by 3 airlines; Korean Air runs the most flights (around 82% of all flights). Compare carriers, flight shares and schedules below.

  • Korean AirKE
    5x/week
    WebsiteFleet: 16025M pax/year
    • Direct flight ICN → IAD5x/week
      Duration
      13h 40m
      Days
      MTWTFSS
    82.4%Open →
  • Air PremiaYP
    1x/week
    WebsiteFleet: 8766k pax/year
    • Direct flight ICN → IAD1x/week
      Duration
      13h 50m
      Days
      MTWTFSS
    11.8%Open →
  • DeltaDL
    1x/week
    WebsiteFleet: 986190M pax/year
    • Direct flight ICN → IAD1x/week
      Duration
      13h 13m
      Days
      MTWTFSS
    5.9%Open →

Cities and airports on the Seoul — Washington, D.C. route

Flights Seoul — Washington, D.C. depart from Incheon International Airport and Gimpo International Airport and arrive at Washington Dulles International Airport, Baltimore/Washington International Thurgood Marshall Airport and Ronald Reagan National Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Seoul

SEL
Korea, Republic Of
About the cityHow to get thereWeatherAll about the country Korea, Republic Of
Arrival

Washington, D.C.

WAS
United States
About the cityHow to get thereWeatherAll about the country United States
Departure airports
Arrival airports

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Frequently asked questions about the Seoul — Washington, D.C. flight

How long is the flight from Seoul to Washington, D.C.?

A nonstop Seoul — Washington, D.C. flight takes about 13 h 50 min — the distance between the cities is around 11,189 km.

How far is it from Seoul to Washington, D.C.?

The distance from Seoul to Washington, D.C. is about 11,189 km, which a nonstop flight covers in around 13 h 50 min.

Are there direct flights from Seoul to Washington, D.C.?

Yes, there are nonstop flights Seoul — Washington, D.C. — around 17 flights per week.

Which airlines fly from Seoul to Washington, D.C.?

Airlines operating Seoul — Washington, D.C. include Korean Air, Air Premia, Delta. See the full list with schedules in the "Airlines" section on this page.

Which airports do Seoul — Washington, D.C. flights use?

Flights from Seoul depart from Incheon International Airport, Gimpo International Airport, and arrive at Washington Dulles International Airport, Baltimore/Washington International Thurgood Marshall Airport, Ronald Reagan National Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Seoul to Washington, D.C.?

The price of a Seoul — Washington, D.C. ticket depends on your travel date, season and demand. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Seoul — Washington, D.C.?

Flights Seoul — Washington, D.C. are usually cheaper when booked in advance — a few weeks before departure and away from peak dates. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Seoul to Washington, D.C.?

To catch a low fare Seoul — Washington, D.C., book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Seoul

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Where else you can fly from Washington, D.C.

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New York CityChicagoAtlantaBostonOrlandoTorontoCharlotteHoustonDetroitSeattleMinneapolisDallasMiamiFort LauderdaleMontrealDenverRaleighLos AngelesNashvilleSan FranciscoPittsburghTampaIndianapolisBuffaloCincinnatiProvidencePhiladelphiaLondonRochesterOttawaKnoxvilleColumbusClevelandAlbanySouth PortlandNorth CharlestonSan SalvadorSan DiegoBurlingtonNorfolk

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