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 29h 35m. Fly via China Eastern, Alaska Airlines, or Turkish Airlines to get the fastest option. There are 6939 mi between District of Columbia and Seoul. This flight may include one or multiple stops.

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.

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).

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. Reagan-National - Incheon Intl or Washington, D.C. Dulles Intl - Seoul Gimpo 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 $2,825 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 $844.

What are the most popular airlines that fly from District of Columbia to Seoul?

Consider American Airlines, Air Canada or Air China when booking your flight. These represent the most popular airlines when flying from District of Columbia to Seoul.

How far in advance should I book a flight from District of Columbia to Seoul?

To save on the cost of your flight from District of Columbia to Seoul, book at least 44 days before your planned departure. Booking around this time can save you about 70% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $977 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,352.

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

The best pricing can be found in the month of January. Prices to Seoul from District of Columbia average $1,349. You can even find prices in January for less than $1,349, as users have found deals to Seoul from as low as $863. The month of June appears to be one of the more expensive times to travel to Seoul from District of Columbia. Flying in the targeted month can save you up to 34%.

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.

$409+ Flights from District of Columbia to Seoul

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Cheap flight deals from District of Columbia to Seoul

Round-trip from	$856 (Kiwi.com)
One-way from	$409 (Kiwi.com)
Popular in	June
Cheapest in	January
Average price	$1,293
Good round-trip deal	$1,094 or less
Good one-way deal	$555 or less

From District of Columbia to Seoul (SEL)

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One-way flight from District of Columbia to Seoul (SEL)

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Highest demand for flights based on searches. 16% potential increase in price ($266 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($43 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Price to beat on a round-trip flight from District of Columbia to Seoul (SEL).

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Price to beat on a one-way flight from District of Columbia to Seoul (SEL).

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Find 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 September 15, 2025.

Sat 9/205:37 pmIAD - ICN

2 stops33h 28mAir Canada

Tue 10/75:45 pmICN - IAD

2 stops28h 53mAir Canada

Deal found 9/15

$818

Mon 9/155:37 pmIAD - ICN

1 stop33h 38mAir Canada

Fri 9/195:45 pmICN - IAD

1 stop25h 46mAir Canada

Deal found 9/14

$827

Thu 9/188:25 amIAD - ICN

1 stop18h 40mAir Canada

Thu 10/97:05 pmICN - IAD

1 stop31h 33mAir Canada

Deal found 9/13

$831

Fri 10/176:45 pmIAD - ICN

1 stop35h 55mMultiple Airlines

Fri 10/246:20 pmICN - IAD

2 stops33h 57mMultiple Airlines

Deal found 9/15

$856

Mon 11/176:00 amIAD - ICN

2 stops33h 20mMultiple Airlines

Sun 11/238:35 pmICN - IAD

1 stop23h 43mMultiple Airlines

Deal found 9/14

$868

Mon 11/176:00 amIAD - ICN

2 stops33h 20mMultiple Airlines

Mon 11/249:00 pmICN - IAD

1 stop23h 18mMultiple Airlines

Deal found 9/14

$874

Sun 10/268:02 pmIAD - ICN

2 stops44h 18mMultiple Airlines

Mon 11/249:00 pmICN - IAD

1 stop23h 18mMultiple Airlines

Deal found 9/13

$880

Mon 10/2710:04 amIAD - ICN

2 stops30h 16mMultiple Airlines

Mon 11/109:00 pmICN - IAD

1 stop23h 23mMultiple Airlines

Deal found 9/13

$881

Mon 10/66:10 amIAD - ICN

2 stops44h 35mMultiple Airlines

Thu 10/168:35 pmICN - IAD

1 stop16h 48mMultiple Airlines

Deal found 9/14

$890

Mon 11/179:59 amDCA - ICN

1 stop29h 21mMultiple Airlines

Sun 11/236:55 pmICN - DCA

2 stops40h 25mMultiple Airlines

Deal found 9/13

$909

Fri 10/176:50 pmDCA - ICN

3 stops35h 50mMultiple Airlines

Thu 10/231:30 pmICN - DCA

3 stops35h 38mMultiple Airlines

Deal found 9/13

$924

Sat 10/186:59 amDCA - ICN

3 stops23h 41mMultiple Airlines

Sat 10/258:45 pmICN - DCA

3 stops28h 34mMultiple Airlines

Deal found 9/14

$926

Best flights from District of Columbia to Seoul
Discover carefully curated flight deals from District of Columbia to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2025.

Mon 11/312:09 pmIAD - GMP

2 stops32h 51mChina Eastern

Mon 11/108:50 pmGMP - IAD

2 stops36h 18mChina Eastern

Deal found 9/13

$1,021

Wed 10/296:58 pmDCA - ICN

2 stops35h 27mAlaska Airlines

Mon 11/38:35 pmICN - DCA

2 stops35h 23mAlaska Airlines

Deal found 9/13

$1,116

Tue 10/287:02 pmDCA - ICN

2 stops28h 43mMultiple Airlines

Mon 11/310:05 amICN - DCA

2 stops26h 55mMultiple Airlines

Deal found 9/15

$1,151

Mon 10/277:02 pmDCA - ICN

2 stops34h 33mCathay Pacific

Mon 11/103:00 pmICN - DCA

2 stops41h 44mCathay Pacific

Deal found 9/14

$1,192

Wed 3/112:30 pmIAD - ICN

1 stop29h 35mTurkish Airlines

Sat 3/2112:10 amICN - IAD

1 stop33h 05mTurkish Airlines

Deal found 9/15

$1,203

Tue 11/1810:00 pmIAD - GMP

1 stop25h 05mAir China

Tue 11/258:35 amGMP - IAD

1 stop23h 55mAir China

Deal found 9/13

$1,465

Wed 3/1112:10 pmIAD - GMP

1 stop21h 20mANA

Wed 4/87:55 pmGMP - IAD

1 stop27h 10mANA

Deal found 9/14

$1,607

Wed 11/1911:50 amIAD - ICN

Nonstop15h 50mDelta

Wed 12/1010:15 amICN - IAD

Nonstop13h 35mDelta

Deal found 9/13

$1,664

Fri 11/76:10 amDCA - GMP

2 stops25h 55mJapan Airlines

Wed 11/198:00 amGMP - DCA

2 stops27h 30mJapan Airlines

Deal found 9/14

$1,831

Wed 11/56:05 amDCA - GMP

2 stops38h 55mChina Eastern

Mon 11/108:50 pmGMP - DCA

2 stops35h 10mChina Eastern

Deal found 9/13

$1,050

Sat 11/86:58 pmDCA - ICN

2 stops34h 27mAlaska Airlines

Fri 11/148:35 pmICN - DCA

2 stops35h 23mAlaska Airlines

Deal found 9/14

$1,116

Mon 11/36:05 amDCA - GMP

2 stops38h 55mChina Eastern

Mon 11/108:50 pmGMP - DCA

2 stops35h 10mChina Eastern

Deal found 9/13

$1,050

Last-minute flights from District of Columbia to Seoul
Discover last-minute flight deals from District of Columbia to Seoul. Data last updated September 15, 2025 and is based on user searches.

Mon 9/155:37 pmIAD - ICN

1 stop33h 38mAir Canada

Fri 9/195:45 pmICN - IAD

1 stop25h 46mAir Canada

Deal found 9/14

$827

Thu 9/188:25 amIAD - ICN

1 stop18h 40mAir Canada

Thu 10/97:05 pmICN - IAD

1 stop31h 33mAir Canada

Deal found 9/13

$831

Sat 9/205:37 pmIAD - ICN

2 stops33h 28mAir Canada

Tue 10/75:45 pmICN - IAD

2 stops28h 53mAir Canada

Deal found 9/15

$818

Mon 10/66:10 amIAD - ICN

2 stops44h 35mMultiple Airlines

Thu 10/168:35 pmICN - IAD

1 stop16h 48mMultiple Airlines

Deal found 9/14

$890

Fri 10/176:45 pmIAD - ICN

1 stop35h 55mMultiple Airlines

Fri 10/246:20 pmICN - IAD

2 stops33h 57mMultiple Airlines

Deal found 9/15

$856

Fri 10/176:50 pmDCA - ICN

3 stops35h 50mMultiple Airlines

Thu 10/231:30 pmICN - DCA

3 stops35h 38mMultiple Airlines

Deal found 9/13

$924

Fri 10/178:40 pmDCA - ICN

3 stops34h 00mMultiple Airlines

Fri 10/246:00 pmICN - DCA

1 stop16h 51mMultiple Airlines

Deal found 9/14

$959

Sat 10/186:59 amDCA - ICN

3 stops23h 41mMultiple Airlines

Sat 10/258:45 pmICN - DCA

3 stops28h 34mMultiple Airlines

Deal found 9/14

$926

Sun 10/268:02 pmIAD - ICN

2 stops44h 18mMultiple Airlines

Mon 11/249:00 pmICN - IAD

1 stop23h 18mMultiple Airlines

Deal found 9/13

$880

Sun 10/268:00 amDCA - ICN

2 stops43h 10mMultiple Airlines

Sun 11/28:35 pmICN - DCA

1 stop39h 24mMultiple Airlines

Deal found 9/14

$961

Mon 10/2710:04 amIAD - ICN

2 stops30h 16mMultiple Airlines

Mon 11/109:00 pmICN - IAD

1 stop23h 23mMultiple Airlines

Deal found 9/13

$881

Mon 10/2710:04 amIAD - ICN

2 stops30h 16mMultiple Airlines

Mon 11/38:35 pmICN - IAD

1 stop23h 48mMultiple Airlines

Deal found 9/13

$894

One-way flights from District of Columbia to Seoul
Search for one-way flight options from District of Columbia to Seoul. Find affordable one-way fares based on user searches. Data last updated September 15, 2025.

Mon 9/226:10 amIAD - ICN

2 stops33h 45mMultiple Airlines

Deal found 9/14

$409

Mon 11/105:44 pmIAD - ICN

2 stops56h 26mMultiple Airlines

Deal found 9/15

$419

Mon 11/179:59 amDCA - ICN

1 stop29h 21mMultiple Airlines

Deal found 9/14

$421

Mon 11/36:18 pmIAD - ICN

2 stops55h 52mMultiple Airlines

Deal found 9/14

$421

Fri 10/315:34 pmIAD - ICN

2 stops47h 06mMultiple Airlines

Deal found 9/13

$423

Tue 10/216:31 pmDCA - ICN

2 stops32h 14mMultiple Airlines

Deal found 9/15

$429

Wed 10/229:00 amIAD - ICN

2 stops54h 55mMultiple Airlines

Deal found 9/13

$433

Mon 10/136:04 amIAD - ICN

2 stops57h 51mMultiple Airlines

Deal found 9/14

$436

Mon 9/291:55 pmIAD - ICN

3 stops43h 25mMultiple Airlines

Deal found 9/15

$437

Sun 9/217:09 pmIAD - ICN

2 stops44h 41mMultiple Airlines

Deal found 9/14

$438

Thu 10/166:15 amIAD - ICN

2 stops57h 35mMultiple Airlines

Deal found 9/12

$441

Tue 11/118:15 amDCA - ICN

3 stops41h 55mMultiple Airlines

Deal found 9/15

$457

Cheapflights Fare Finder

Use the filters below to find and compare flights from District of Columbia to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

Mon 11/3

12:09 pm-11:00 am

2 stops32h 51m

Seoul Gimpo Intl

Mon 11/10

8:50 pm-7:08 pm

2 stops36h 18m

$1,021

Washington, D.C.Seoul

DCA - GMP

DCAGMP

Washington, D.C. Reagan-National

Wed 11/5

6:05 am-11:00 am

2 stops38h 55m

Seoul Gimpo Intl

Mon 11/10

8:50 pm-6:00 pm

2 stops35h 10m

$1,050

Washington, D.C.Seoul

DCA - GMP

DCAGMP

Washington, D.C. Reagan-National

Mon 11/3

6:05 am-11:00 am

2 stops38h 55m

Seoul Gimpo Intl

Mon 11/10

8:50 pm-6:00 pm

2 stops35h 10m

$1,050

Washington, D.C.Seoul

DCA - GMP

DCAGMP

Washington, D.C. Reagan-National

Mon 11/17

11:10 am-11:00 am

2 stops33h 50m

Seoul Gimpo Intl

Mon 11/24

8:50 pm-6:00 pm

2 stops35h 10m

$1,050

Washington, D.C.Seoul

DCA - GMP

DCAGMP

Washington, D.C. Reagan-National

Mon 11/10

11:10 am-7:50 pm

2 stops42h 40m

Seoul Gimpo Intl

Mon 11/17

12:00 pm-6:00 pm

2 stops44h 00m

$1,050

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Wed 10/29

6:58 pm-7:25 pm

2 stops35h 27m

Incheon Intl

Mon 11/3

8:35 pm-5:58 pm

2 stops35h 23m

$1,116

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Sat 11/8

6:58 pm-7:25 pm

2 stops34h 27m

Incheon Intl

Fri 11/14

8:35 pm-5:58 pm

2 stops35h 23m

$1,116

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Sat 10/25

6:59 pm-7:25 pm

2 stops35h 26m

Incheon Intl

Fri 10/31

8:35 pm-5:58 pm

1 stop34h 23m

$1,116

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Tue 10/28

7:02 pm-12:45 pm

2 stops28h 43m

Incheon Intl

Mon 11/3

10:05 am-11:00 pm

2 stops26h 55m

$1,151

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Thu 10/2

12:25 pm-12:40 pm

2 stops35h 15m

Incheon Intl

Tue 10/14

10:10 am-12:59 am

2 stops27h 49m

$1,170

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 60 results

...

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, February is the cheapest month in which you can book a flight from District of Columbia to Seoul (average of $990). Flying from District of Columbia to Seoul in December is currently the most expensive (average of $1,633). 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?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from District of Columbia to Seoul as you normally would.

Weekly flight availability from District of Columbia to Seoul

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).

Related info for your journey

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 29h 35m. Fly via China Eastern, Alaska Airlines, or Turkish Airlines to get the fastest option. There are 6939 mi between District of Columbia and Seoul. This flight may include one or multiple stops.
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. Reagan-National - Incheon Intl or Washington, D.C. Dulles Intl - Seoul Gimpo 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 $2,825 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 $844.
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, February is the cheapest month in which you can book a flight from District of Columbia to Seoul (average of $990). Flying from District of Columbia to Seoul in December is currently the most expensive (average of $1,633). 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

Browse thousands of different options on Cheapflights for your next trip

Top 8 airlines flying from District of Columbia to Seoul

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$367	Average$1,465	FlexibilityNo cancel fee	On-time69%
Air China	Cheapest$591	Average$747	FlexibilityNo cancel fee	On-time67%
American Airlines	Cheapest$716	Average$1,137	FlexibilityNo cancel fee	On-time71%
Asiana Airlines	Cheapest$759	Average$1,530	FlexibilityNo cancel fee	On-time76%
Turkish Airlines	Cheapest$800	Average$993	FlexibilityNo cancel fee	On-time77%
Air Canada	Cheapest$864	Average$1,276	FlexibilityNo cancel fee	On-time67%
Delta	Cheapest$877	Average$1,650	FlexibilityNo cancel fee	On-timeN/A
Korean Air	Cheapest$1,059	Average$1,703	FlexibilityNo cancel fee	On-time81%

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$409+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from District of Columbia to Seoul with Cheapflights

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3. Compare prices and book

Cheap 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 September 15, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from District of Columbia to Seoul

Cheapest flights from District of Columbia to SeoulExplore 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 September 15, 2025.

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 September 15, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from District of Columbia to Seoul that are best for you.

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.

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?

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 September 15, 2025.

Weekly flight availability 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?

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

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

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

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

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

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

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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.

Top 8 airlines flying from District of Columbia to Seoul

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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 September 15, 2025.