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$460+ Cheap flights from Dulles Intl (IAD) to Seoul (SEL)

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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SEL
nov. 26 — dic. 31
mar. 11/26
mar. 12/3
1 adult, Economy
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The best prices from Washington, D.C. Dulles Intl to Seoul are usually found in November or October, booked 57 days in advance, depart on a Thursday or Sunday and return on a Saturday

Cheap flight deals from Dulles Intl to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Seoul (SEL). 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 noviembre 21, 2024.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Popular in

June

Cheapest in

November

Round-trip from

$891
(WhyPayMore)

One-way from

$460
(Air Canada)
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Seoul (SEL) flights.
Search Deals
High demand for flights, 24% potential price rise
Search Deals
Best time to find cheap flights, 48% potential price drop
Search Deals
From Washington, D.C. Dulles Intl to Seoul (SEL)
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Seoul (SEL)
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Find flight deals from Dulles Intl to Seoul

Cheapest flights from Dulles Intl to Seoul
Explore the most affordable flight options available from Dulles Intl to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 21, 2024.

This American Airlines deal was found by Cheapflights users on 11/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/296:16 amIAD - ICN
1 stop20h 29mAmerican Airlines
sáb. 12/76:50 pmICN - IAD
1 stop17h 34mAmerican Airlines
Deal found 11/20$902
This Justfly.com deal was found by Cheapflights users on 11/21. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/275:56 pmIAD - ICN
2 stops32h 49mAir Canada
sáb. 12/76:20 pmICN - IAD
2 stops34h 53mAir Canada
Deal found 11/21$913
This oojo deal was found by Cheapflights users on 11/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/42:00 pmIAD - ICN
1 stop29h 05mTurkish Airlines
mié. 12/1810:45 amICN - IAD
1 stop39h 30mTurkish Airlines
Deal found 11/20$962
This Flightnetwork deal was found by Cheapflights users on 11/20. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/262:35 pmIAD - ICN
1 stop37h 50mMultiple Airlines
lun. 12/21:10 pmICN - IAD
1 stop39h 00mMultiple Airlines
Deal found 11/20$998
This American Airlines deal was found by Cheapflights users on 11/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/246:16 amIAD - GMP
2 stops26h 04mMultiple Airlines
mar. 12/37:50 amGMP - IAD
2 stops29h 02mMultiple Airlines
Deal found 11/19$1,119
This oojo deal was found by Cheapflights users on 11/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/276:00 amIAD - ICN
1 stop21h 30mAsiana Airlines
mié. 12/44:50 pmICN - IAD
1 stop26h 18mAsiana Airlines
Deal found 11/20$1,300
This CrystalTravel deal was found by Cheapflights users on 11/20. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/2911:50 amIAD - ICN
Nonstop15h 50mKorean Air
sáb. 12/145:50 pmICN - IAD
1 stop17h 29mKorean Air
Deal found 11/20$1,435
This Flightnetwork deal was found by Cheapflights users on 11/20. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/264:35 pmIAD - GMP
2 stops31h 35mAir China
lun. 12/22:25 pmGMP - IAD
1 stop37h 45mAir China
Deal found 11/20$1,483
This oojo deal was found by Cheapflights users on 11/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/78:05 pmIAD - ICN
2 stops50h 40mQatar Airways
sáb. 12/1412:20 amICN - IAD
1 stop29h 35mQatar Airways
Deal found 11/21$1,512
This Gurufare deal was found by Cheapflights users on 11/20. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/228:15 amIAD - ICN
2 stops37h 25mAir China
lun. 12/25:50 pmICN - IAD
1 stop34h 20mAir China
Deal found 11/20$1,542
This Gurufare deal was found by Cheapflights users on 11/18. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/167:00 amIAD - GMP
2 stops37h 55mJapan Airlines
lun. 12/237:40 pmGMP - IAD
2 stops48h 00mJapan Airlines
Deal found 11/18$1,929
This Gurufare deal was found by Cheapflights users on 11/19. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/311:05 amIAD - GMP
1 stop21h 25mANA
mar. 12/247:50 pmGMP - IAD
1 stop27h 20mANA
Deal found 11/19$1,940

Find flights from Dulles Intl to Seoul within your budget

Customize your flight search to find flights from Dulles Intl to Seoul 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 2,629,791 searches. Data last updated noviembre 21, 2024.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

vie. 1/24

8:18 am-3:15 pm

2 stops40h 57m

Incheon Intl

dom. 2/9

4:55 pm-3:13 pm

2 stops36h 18m

$891

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

sáb. 1/11

6:10 am-4:30 pm

1 stop20h 20m

Incheon Intl

mar. 1/28

6:50 pm-10:41 pm

1 stop17h 51m

$902

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

mié. 12/4

2:00 pm-9:05 am

1 stop29h 05m

Incheon Intl

mié. 12/18

10:45 am-12:15 pm

1 stop39h 30m

$962

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

jue. 1/23

8:15 am-10:20 pm

2 stops24h 05m

Seoul Gimpo Intl

jue. 1/30

12:05 pm-9:21 pm

2 stops23h 16m

$981

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

dom. 1/26

2:35 pm-3:15 pm

2 stops34h 40m

Incheon Intl

vie. 1/31

11:50 am-9:21 pm

2 stops23h 31m

$1,036

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

jue. 5/15

5:00 pm-12:35 pm

2 stops30h 35m

Incheon Intl

lun. 5/26

3:10 pm-5:55 am

2 stops27h 45m

$1,225

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

jue. 2/20

7:00 am-10:55 am

2 stops37h 55m

Seoul Gimpo Intl

jue. 3/6

12:05 pm-5:32 am

2 stops31h 27m

$1,468

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

mié. 1/15

11:05 am-10:30 pm

1 stop21h 25m

Seoul Gimpo Intl

mar. 1/28

7:50 pm-9:10 am

1 stop27h 20m

$1,603

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

mar. 12/3

4:35 pm-1:05 pm

2 stops30h 30m

Seoul Gimpo Intl

lun. 12/9

2:25 pm-6:32 am

2 stops30h 07m

$1,617

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

mié. 4/16

3:55 pm-4:05 pm

2 stops35h 10m

$460

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 23 results
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Compare providers for flights from Dulles Intl to Seoul

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 Dulles Intl to Seoul in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 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 Washington, D.C. Dulles Intl Airport-Seoul flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Washington, D.C. Dulles Intl Airport-Seoul flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Seoul flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Seoul flights, Cheapflights users trust AranGrant the most. AranGrant 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 Washington, D.C. Dulles Intl Airport-Seoul 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 Dulles Intl to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Dulles Intl 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 Dulles Intl to Seoul

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

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Seoul?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Seoul. Price data was last updated on November 15, 2024.

The best time to book flights from Washington, D.C. Dulles Intl Airport to Seoul is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Seoul (average of $1,102). Flying from Washington, D.C. Dulles Intl Airport to Seoul in June is currently the most expensive (average of $1,708). 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 IAD to SEL?

Find hourly flight availability from Dulles Intl to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 21, 2024.

Unlike at noon, when flights are generally more expensive, you can save up to 51% on flights from Washington, D.C. Dulles Intl Airport to Seoul by exploring options for tickets in the evening.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Seoul?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Seoul. Price data was last updated on September 29, 2024.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Seoul flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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

Explore weekly flight availability from Dulles Intl to Seoul. 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 noviembre 21, 2024.

The most flights from IAD to SEL 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 Seoul by month

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

In terms of precipitation, rainfall in Seoul ranges from 1.1 - 10.0 inches per month. July is typically the wettest month, when rainfall can reach 10.0 in. December is typically the driest time to visit Seoul when rainfall is around 1.1 in.

Temperature in Seoul by month

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

If weather is an important factor for your trip to Seoul, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 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 Seoul

Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated noviembre 21, 2024.
Read through reviews of airlines operating flights from Washington, D.C. to Seoul, such as Air Canada, Turkish Airlines and ANA. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,025 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Korean Air
8.5
Very good
1,025 reviews
Korean Air
8.5
Very good
1,025 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

ANA
8.4
Very good
833 reviews
Korean Air
8.5
Very good
1,025 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Japan Airlines
8.3
Very good
1,460 reviews
Korean Air
8.5
Very good
1,025 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Asiana Airlines
8.3
Very good
476 reviews
Korean Air
8.5
Very good
1,025 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Delta
8.0
Very good
8,758 reviews
Korean Air
8.5
Very good
1,025 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Seoul. 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 Washington, D.C. Dulles Intl Airport to Seoul round-trip?

    Flying on Air Canada is currently your cheapest option to Seoul, with prices starting at $891. Additional round-trip tickets that might be worth considering are offered by American Airlines and Turkish Airlines, with the lowest prices starting at $902 and $962, respectively. Air Canada is currently priced 50% below the average price you’ll pay for this route.

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

    One-way options have recently been found by users for as low as $460 on Air Canada. Other airlines that offer cheap prices include American Airlines from $506 and Turkish Airlines from $518 one-way.

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

    The cheapest flight price from Washington, D.C. Dulles Intl Airport to Seoul is $698. On average you can expect to pay $8,241. The most popular route, (Washington, D.C. Dulles Intl - Incheon Intl), can usually be booked for $849.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Seoul 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 Washington, D.C. Dulles Intl Airport to Seoul?

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Seoul (average of $1,102). Flying from Washington, D.C. Dulles Intl Airport to Seoul in June is currently the most expensive (average of $1,708). 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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Top 10 airlines flying from Dulles Intl to Seoul

Discover the top 10 airlines that operate flights from Dulles Intl to Seoul. 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 2,629,791 searches. Data last updated noviembre 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
SAUDIACheapest$833Average$939FlexibilityNo cancel feeOn-time86%
Air CanadaCheapest$866Average$1,179FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$903Average$1,598FlexibilityNo cancel feeOn-time71%
Turkish AirlinesCheapest$977Average$1,084FlexibilityNo cancel feeOn-time77%
Asiana AirlinesCheapest$1,420Average$1,729FlexibilityNo cancel feeOn-time76%
KLMCheapest$1,559Average$1,704FlexibilityNo cancel feeOn-time75%
Korean AirCheapest$1,572Average$2,028FlexibilityNo cancel feeOn-time81%
Air FranceCheapest$1,583Average$1,712FlexibilityNo cancel feeOn-time77%
DeltaCheapest$1,595Average$2,148FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$1,786Average$2,197FlexibilityNo cancel feeOn-time69%
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