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Dulles Intl

$437+ Cheap flights from Seoul (SEL) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — IAD
Dec 27 — Jan 31
Fri 12/27
Fri 1/3
1 adult, Economy
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Cheap flight deals from Seoul to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 22, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$899
(United Airlines)

One-way from

$437
(American Airlines)

Popular in

January

Cheapest in

March

Average price

$1,502
Provider with most accurate pricing for Seoul (SEL)-Washington, D.C. Dulles Intl flight deals.
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Provider most trusted by Cheapflights users for Seoul (SEL)-Washington, D.C. Dulles Intl flights.
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From Seoul (SEL) to Washington, D.C. Dulles Intl
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One-way flight from Seoul (SEL) to Washington, D.C. Dulles Intl
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High demand for flights, 4% potential price rise
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Best time to find cheap flights, 2% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Seoul to Dulles Intl

Cheapest flights from Seoul to Dulles Intl
Explore the most affordable flight options available from Seoul to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2024.

This United Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2312:45 pmICN - IAD
2 stops22h 31mUnited Airlines
Sun 1/510:24 pmIAD - ICN
2 stops27h 51mUnited Airlines
Deal found 12/21$899
This Gotogate deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/224:55 pmICN - IAD
2 stops36h 18mAir Canada
Sun 12/293:55 pmIAD - ICN
2 stops57h 20mAir Canada
Deal found 12/21$963
This Gotogate deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2510:15 amICN - IAD
Nonstop13h 35mKorean Air
Thu 2/2011:50 amIAD - ICN
Nonstop15h 50mKorean Air
Deal found 12/21$1,339
This Gotogate deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2612:10 amICN - IAD
1 stop26h 05mTurkish Airlines
Fri 1/102:00 pmIAD - ICN
1 stop38h 20mTurkish Airlines
Deal found 12/21$1,408
This Gotogate deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2212:30 amICN - IAD
2 stops32h 35mEthiopian Air
Thu 1/168:40 pmIAD - ICN
2 stops29h 05mEthiopian Air
Deal found 12/20$1,433
This Gotogate deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/257:50 pmGMP - IAD
1 stop27h 20mANA
Thu 2/2011:05 amIAD - GMP
1 stop21h 25mANA
Deal found 12/21$1,437
This Delta deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/227:30 pmICN - IAD
1 stop32h 26mDelta
Tue 12/3111:50 amIAD - ICN
Nonstop15h 50mDelta
Deal found 12/21$1,459
This Gotogate deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2212:20 amICN - IAD
1 stop30h 05mEtihad Airways
Thu 1/169:30 pmIAD - ICN
1 stop23h 45mEtihad Airways
Deal found 12/20$1,565
This Japan Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2512:05 pmGMP - IAD
2 stops31h 35mJapan Airlines
Thu 2/207:00 amIAD - GMP
2 stops25h 20mJapan Airlines
Deal found 12/21$1,664
This Kiwi.com deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2412:30 amICN - IAD
2 stops35h 00mMultiple Airlines
Sat 1/45:24 pmIAD - ICN
1 stop32h 46mMultiple Airlines
Deal found 12/20$1,732
This Gotogate deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2212:20 amICN - IAD
1 stop29h 35mQatar Airways
Mon 12/308:05 pmIAD - ICN
1 stop31h 10mQatar Airways
Deal found 12/21$2,060
This ANA deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2512:25 pmGMP - IAD
1 stop34h 45mMultiple Airlines
Thu 2/208:20 amIAD - GMP
2 stops24h 10mMultiple Airlines
Deal found 12/21$2,443

Find flights from Seoul to Dulles Intl within your budget

Customize your flight search to find flights from Seoul to Dulles Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 22, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Mon 1/20

6:00 pm-3:06 pm

1 stop35h 06m

Washington, D.C. Dulles Intl

Thu 2/13

8:35 am-5:40 am

2 stops31h 05m

$899

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

Thu 6/12

7:55 pm-10:35 am

1 stop27h 40m

Washington, D.C. Dulles Intl

Fri 11/28

11:05 am-10:30 pm

1 stop21h 25m

$910

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Mon 4/28

7:05 pm-9:41 am

1 stop27h 36m

Washington, D.C. Dulles Intl

Thu 5/15

5:30 pm-4:05 pm

1 stop33h 35m

$914

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Thu 5/15

2:40 pm-9:09 pm

1 stop19h 29m

Washington, D.C. Dulles Intl

Sat 5/24

10:00 am-5:45 pm

1 stop18h 45m

$1,047

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Thu 2/20

2:40 pm-9:09 pm

1 stop20h 29m

Washington, D.C. Dulles Intl

Thu 2/27

6:00 am-5:30 pm

1 stop21h 30m

$1,086

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

Tue 2/4

7:40 pm-4:14 pm

2 stops34h 34m

Washington, D.C. Dulles Intl

Tue 2/11

6:10 am-10:20 pm

2 stops26h 10m

$1,140

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Wed 2/5

12:30 am-7:05 pm

2 stops32h 35m

Washington, D.C. Dulles Intl

Wed 2/19

8:40 pm-3:45 pm

2 stops29h 05m

$1,176

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Tue 2/4

10:15 am-9:50 am

Nonstop13h 35m

Washington, D.C. Dulles Intl

Tue 2/18

7:35 pm-6:30 am

1 stop20h 55m

$1,200

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Fri 3/7

10:15 am-9:50 am

Nonstop13h 35m

Washington, D.C. Dulles Intl

Sat 3/15

12:30 pm-5:30 am

1 stop28h 00m

$1,311

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Wed 1/15

6:50 pm-10:41 pm

1 stop17h 51m

Washington, D.C. Dulles Intl

Thu 1/23

6:10 am-4:45 pm

1 stop20h 35m

$1,334

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 29 results
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Compare providers for flights from Seoul to Dulles Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seoul to Dulles Intl in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seoul-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seoul-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seoul-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seoul-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seoul-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seoul to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Seoul with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Seoul to Dulles Intl

Get recent, data-driven insights about flights from Seoul to Dulles Intl including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Seoul to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Seoul to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Seoul to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEL to IAD?

Find hourly flight availability from Seoul to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 22, 2024.

A simple way to save on the total cost of your ticket is to fly from Seoul to Washington, D.C. Dulles Intl Airport at noon. If you’re flexible enough to do this you can expect to save up to 46% on your trip compared to booking a flight in the morning.

Weekly flight availability from Seoul to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Seoul to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 22, 2024.

The most flights from SEL to IAD are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated December 22, 2024.
Read reviews from past customers who have flown Korean Air, ANA and Ethiopian Air from Seoul to Washington, D.C.. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
844 reviews

Boarding

8.6

Crew

8.7

Entertainment

7.9

Comfort

8.2

Overall

8.4

Food

7.7

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

ANA
8.4
Very good
844 reviews
ANA
8.4
Very good
844 reviews

Boarding

8.6

Crew

8.7

Entertainment

7.9

Comfort

8.2

Overall

8.4

Food

7.7

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Korean Air
8.4
Very good
1,025 reviews
ANA
8.4
Very good
844 reviews

Boarding

8.6

Crew

8.7

Entertainment

7.9

Comfort

8.2

Overall

8.4

Food

7.7

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Asiana Airlines
8.3
Very good
474 reviews
ANA
8.4
Very good
844 reviews

Boarding

8.6

Crew

8.7

Entertainment

7.9

Comfort

8.2

Overall

8.4

Food

7.7

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Emirates
8.1
Very good
3,403 reviews
ANA
8.4
Very good
844 reviews

Boarding

8.6

Crew

8.7

Entertainment

7.9

Comfort

8.2

Overall

8.4

Food

7.7

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Delta
8.0
Very good
8,597 reviews
ANA
8.4
Very good
844 reviews

Boarding

8.6

Crew

8.7

Entertainment

7.9

Comfort

8.2

Overall

8.4

Food

7.7

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Related info for your journey

Find useful and relevant information for your journey from Seoul to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Seoul to Washington, D.C. Dulles Intl Airport round-trip?

    United Airlines, at $899, was found to be the cheapest airline from Seoul to Washington, D.C. Dulles Intl Airport.Alternate airlines to your destination round-trip include ANA and Air Canada. These flights start at 38% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Seoul to Washington, D.C. Dulles Intl Airport one-way?

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $437. However, be on the lookout for offers from United Airlines and Ethiopian Air, as they are both options that can get you from Seoul to Washington, D.C. Dulles Intl Airport for a low price.

  • What are the cheapest flights from Seoul to Washington, D.C. Dulles Intl Airport?

    Looking at all options, your cheapest flight can be booked for $1,054. While the most popular route (Incheon Intl - Washington, D.C. Dulles Intl) can be booked for $633 on average our data indicates $2,835 when flying from Seoul to Washington, D.C. Dulles Intl Airport.

  • Can I find deals for flights from Seoul to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Seoul to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seoul to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seoul to Dulles Intl.

  • Can I find deals for business class flights from Seoul to Dulles Intl?

    Yes. Cheapflights offers flight deals from Seoul to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seoul to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Seoul to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Seoul to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Seoul to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to Dulles Intl flights
Incheon Intl to Reagan-National flights
Incheon Intl to Baltimore flights
Gimpo Intl to Baltimore flights
Busan to Dulles Intl flights

Top 5 airlines flying from Seoul to Dulles Intl

Discover the top 5 airlines that operate flights from Seoul to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$713Average$866FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$733Average$1,223FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$873Average$1,323FlexibilityNo cancel feeOn-time67%
Korean AirCheapest$1,394Average$1,664FlexibilityNo cancel feeOn-time81%
DeltaCheapest$1,395Average$1,683FlexibilityNo cancel feeOn-timeN/A
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