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$366+ Cheap flights from District of Columbia 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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SEL
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from District of Columbia to Seoul

Cheapest flights from District of Columbia to Seoul
Explore the most affordable flight options available from District of Columbia to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/308:00 amDCA - ICN
2 stops46h 30mMultiple Airlines
Wed 1/1410:20 pmICN - DCA
1 stop35h 40mMultiple Airlines
Deal found 12/16$1,344
This Mytrip deal was found by Cheapflights users on 12/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:40 pmDCA - ICN
2 stops34h 55mMultiple Airlines
Sat 1/179:20 pmICN - DCA
3 stops28h 59mMultiple Airlines
Deal found 12/17$1,396
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Thu 12/256:00 pmDCA - ICN
2 stops32h 20mMultiple Airlines
Sun 1/256:55 pmICN - DCA
1 stop37h 01mMultiple Airlines
Deal found 12/16$1,404
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/308:00 amDCA - ICN
2 stops46h 30mMultiple Airlines
Tue 1/131:20 pmICN - DCA
1 stop20h 40mMultiple Airlines
Deal found 12/16$1,408
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/3011:10 amIAD - ICN
1 stop38h 00mMultiple Airlines
Thu 1/159:20 pmICN - IAD
2 stops26h 59mMultiple Airlines
Deal found 12/16$1,443
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Wed 12/249:59 amDCA - ICN
1 stop29h 11mMultiple Airlines
Sun 1/256:55 pmICN - DCA
2 stops36h 04mMultiple Airlines
Deal found 12/16$1,494
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/308:00 amDCA - ICN
2 stops46h 30mMultiple Airlines
Thu 1/151:20 pmICN - DCA
1 stop20h 40mMultiple Airlines
Deal found 12/16$1,506
This KAYAK deal was found by Cheapflights users on 12/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:15 pmIAD - ICN
1 stop21h 50mTurkish Airlines
Wed 1/1410:45 amICN - IAD
1 stop39h 00mTurkish Airlines
Deal found 12/16$1,541
This Kiwi.com deal was found by Cheapflights users on 12/15. 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 12/3011:10 amIAD - ICN
1 stop38h 00mMultiple Airlines
Fri 1/1610:20 pmICN - IAD
2 stops26h 47mMultiple Airlines
Deal found 12/15$1,542
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Wed 12/318:00 amDCA - ICN
1 stop20h 35mMultiple Airlines
Tue 1/139:40 amICN - DCA
2 stops24h 20mMultiple Airlines
Deal found 12/16$1,568
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Wed 12/318:00 amDCA - ICN
1 stop20h 35mMultiple Airlines
Thu 1/159:40 amICN - DCA
2 stops24h 20mMultiple Airlines
Deal found 12/16$1,573
This Gotogate deal was found by Cheapflights users on 12/15. 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.
Mon 12/299:45 amIAD - ICN
2 stops40h 15mAir Canada
Fri 1/165:55 pmICN - IAD
2 stops40h 59mAir Canada
Deal found 12/15$1,576

Find flight deals from District of Columbia to Seoul

Keep the following information in mind while searching for District of Columbia to Seoul flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,070
(Kiwi.com)

One-way from

$366
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$2,169

Good round-trip deal

$1,092 or less

Good one-way deal

$562 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Seoul (SEL) flights.
Search Deals
From District of Columbia to Seoul (SEL)
Search Deals
One-way flight from District of Columbia to Seoul (SEL)
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($66 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from District of Columbia to Seoul (SEL).
Search Deals
Price to beat on a one-way flight from District of Columbia to Seoul (SEL).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia 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 2,558,603 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from District of Columbia to Seoul that are best for you.

Fly from

District of Columbia

Fly to

Seoul

Route

Depart

Return

Price

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Sat 1/10

6:56 pm-6:35 pm

2 stops33h 39m

Incheon Intl

Sun 3/8

8:35 pm-5:59 pm

2 stops58h 24m

$1,181

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Wed 1/7

6:56 pm-6:35 pm

2 stops33h 39m

Incheon Intl

Sun 3/8

8:35 pm-5:59 pm

2 stops58h 24m

$1,181

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Tue 2/3

5:26 pm-6:35 pm

2 stops35h 09m

Incheon Intl

Fri 2/20

8:35 pm-5:27 pm

2 stops34h 52m

$1,186

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Mon 1/12

6:56 pm-6:35 pm

2 stops57h 39m

Incheon Intl

Mon 3/9

8:35 pm-5:59 pm

2 stops34h 24m

$1,201

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Wed 3/4

9:15 pm-9:05 am

1 stop21h 50m

Incheon Intl

Sat 6/6

10:15 am-11:35 am

1 stop38h 20m

$1,202

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Fri 2/13

6:59 pm-6:35 pm

2 stops33h 36m

Incheon Intl

Sun 2/22

8:35 pm-5:59 pm

2 stops35h 24m

$1,220

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Tue 1/6

6:57 pm-6:35 pm

2 stops57h 38m

Incheon Intl

Sun 3/8

8:35 pm-5:59 pm

2 stops58h 24m

$1,224

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Thu 1/8

6:56 pm-6:35 pm

2 stops33h 39m

Incheon Intl

Fri 1/16

8:35 pm-5:56 pm

2 stops35h 21m

$1,225

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Sat 2/21

6:59 pm-6:35 pm

2 stops33h 36m

Incheon Intl

Sun 3/8

8:35 pm-5:59 pm

2 stops34h 24m

$1,248

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Mon 1/12

6:56 pm-6:35 pm

2 stops57h 39m

Incheon Intl

Sun 3/8

8:35 pm-5:59 pm

2 stops58h 24m

$1,249

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

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Best time to book a flight from District of Columbia to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from District of Columbia 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.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to Seoul

What is the cheapest month to book a flight from District of Columbia to Seoul?

Currently, October is the cheapest month in which you can book a flight from District of Columbia to Seoul (average of $368). Flying from District of Columbia to Seoul in July is currently the most expensive (average of $1,091). 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 DC to SEL?

Find hourly flight availability from District of Columbia 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 December 18, 2025.

One of the essential ways to save on airfare from District of Columbia to Seoul is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 23% on airfare.

What is the cheapest day to fly from District of Columbia to Seoul?

Use this chart to determine the cheapest time to fly round-trip from District of Columbia to Seoul. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their District of Columbia to Seoul flight should consider departing on Monday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from District of Columbia to Seoul

Explore weekly flight availability from District of Columbia 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 December 18, 2025.

The most flights from USDC 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).

How much does it cost to fly round-trip from District of Columbia to Seoul?

Related info for your journey

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

  • How long is the flight from District of Columbia to Seoul?

    There are many flights that can get you from District of Columbia to Seoul in 21h 05m. Fly via Turkish Airlines, Air China, or ANA to get the fastest option. There are 6925 mi between District of Columbia and Seoul. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from District of Columbia to Seoul one-way?

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $466. American Airlines flights start at $469 while deals on Turkish Airlines start at $509 one-way.

  • What are the most popular routes from District of Columbia to Seoul?

    Most travelers choose Washington, D.C. Dulles Intl - Incheon Intl, Washington, D.C. Dulles Intl - Seoul Gimpo Intl or Washington, D.C. Reagan-National - Incheon Intl when deciding on the best route from District of Columbia to Seoul.

  • What are the cheapest flights from District of Columbia to Seoul?

    On average you can expect to pay $2,497 for a flight from District of Columbia to Seoul. The cheapest flight overall is $486 while the most popular route, (Washington, D.C. Dulles Intl - Incheon Intl) is currently priced at $917.

  • Can I find deals for flights from District of Columbia to Seoul that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Seoul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Seoul?

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

  • Can I find deals for business class flights from District of Columbia to Seoul?

    Yes. Cheapflights offers flight deals from District of Columbia 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 District of Columbia to Seoul?

    Currently, October is the cheapest month in which you can book a flight from District of Columbia to Seoul (average of $368). Flying from District of Columbia to Seoul in July is currently the most expensive (average of $1,091). 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.

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Alternative routes for District of Columbia to Seoul

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from District of Columbia to Seoul

Discover the top 8 airlines that operate flights from District of Columbia 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 2,558,603 searches. Data last updated December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$317Average$1,465FlexibilityNo cancel feeOn-time69%
DeltaCheapest$397Average$1,649FlexibilityNo cancel feeOn-timeN/A
Air ChinaCheapest$591Average$747FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$716Average$1,188FlexibilityNo cancel feeOn-time71%
Asiana AirlinesCheapest$759Average$2,186FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$791Average$990FlexibilityNo cancel feeOn-time77%
Air CanadaCheapest$945Average$1,405FlexibilityNo cancel feeOn-time67%
Korean AirCheapest$1,059Average$1,778FlexibilityNo cancel feeOn-time81%

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