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

Currently priced at $490, Air Canada will fly you from Seoul to Washington, D.C. and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from $630 and $778, respectively. Air Canada is currently priced 52% below the average price you’ll pay for this route.

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

The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $406. However, be on the lookout for offers from WestJet and Japan Airlines, as they are both options that can get you from Seoul to Washington, D.C. for a low price.

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

Travelers seeking maximum savings on their Seoul to Washington, D.C. flight should consider departing on Monday afternoons when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Washington, D.C. 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. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., 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).

What are the most popular routes from Seoul to Washington, D.C.?

When deciding which route to take from Seoul to Washington, D.C. consider Incheon Intl - Washington, D.C. Dulles Intl, Seoul Gimpo Intl - Washington, D.C. Dulles Intl or Incheon Intl - Baltimore/Washington as they are the most popular.

What are the most popular airlines that fly from Seoul to Washington, D.C.?

Before booking your flight from Seoul to Washington, D.C. check out the most popular airlines for this route: Delta, Korean Air or United Airlines.

What is the cheapest day to fly round-trip from Seoul to Washington, D.C.?

Tuesday flights are found to be more expensive to fly from Seoul to Washington, D.C.. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Washington, D.C..

What is the cheapest month to fly from Seoul to Washington, D.C.?

February is one of the best times of the year to fly to Washington, D.C. from Seoul. Prices for February average $1,025 per person but you can even find prices for as low as $748. The most expensive prices can be found in the month of July. Opting for a February flight can save you 18% on your journey compared to booking in July

Can I find deals for flights from Seoul to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on Seoul to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

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

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

Can I find deals for business class flights from Seoul to Washington, D.C.?

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

$375+ Flights from Seoul to Washington, D.C.

Q: How much does it cost to fly round-trip from Seoul to Washington, D.C.?

Airfare is below average for this route at the moment. Seoul to Washington, D.C. flights typically cost between $1,056 and $1,960 in September. The cheapest round-trip price found within the last 3 days was $490 on Air Canada (Sep 12-Sep 24).

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Cheap flight deals from Seoul to Washington, D.C.

Round-trip from	$490 (Trip.com)
One-way from	$375 (Kiwi.com)
Popular in	July
Cheapest in	February
Average price	$1,216
Good round-trip deal	$1,318 or less

From Seoul (SEL) to Washington, D.C. (WAS)

Search Deals

One-way flight from Seoul (SEL) to Washington, D.C. (WAS)

Search Deals

Highest demand for flights based on searches. 9% potential increase in price ($112 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($20 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Price to beat on a round-trip flight from Seoul (SEL) to Washington, D.C. (WAS).

Search Deals

Find flight deals from Seoul to Washington, D.C.

Cheapest flights from Seoul to Washington, D.C.
Explore the most affordable flight options available from Seoul to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Fri 9/126:00 pmICN - DCA

1 stop29h 20mAir Canada

Wed 9/244:35 pmDCA - ICN

1 stop34h 40mAir Canada

Deal found 7/29

$490

Fri 9/126:00 pmICN - IAD

2 stops30h 45mAir Canada

Thu 9/259:35 amIAD - ICN

1 stop17h 40mAir Canada

Deal found 7/29

$520

Wed 8/274:50 pmICN - IAD

1 stop39h 02mUnited Airlines

Fri 8/2912:20 pmIAD - ICN

1 stop38h 30mUnited Airlines

Deal found 7/30

$630

Fri 9/126:00 pmICN - BWI

3 stops34h 25mMultiple Airlines

Wed 9/244:27 pmBWI - ICN

3 stops34h 48mMultiple Airlines

Deal found 7/29

$686

Thu 8/286:40 pmICN - BWI

1 stop18h 07mDelta

Thu 9/47:15 amBWI - ICN

1 stop19h 05mDelta

Deal found 7/30

$778

Mon 11/38:35 pmICN - DCA

1 stop35h 23mAlaska Airlines

Wed 11/126:58 pmDCA - ICN

2 stops33h 37mAlaska Airlines

Deal found 7/30

$780

Wed 9/1711:30 amICN - BWI

2 stops20h 42mUnited Airlines

Tue 9/2310:51 amBWI - ICN

2 stops28h 29mUnited Airlines

Deal found 7/30

$791

Mon 10/66:50 pmICN - BWI

1 stop18h 51mKorean Air

Tue 10/149:00 amBWI - ICN

1 stop19h 25mKorean Air

Deal found 7/29

$806

Fri 8/228:55 pmICN - BWI

1 stop21h 53mAsiana Airlines

Sun 9/217:37 pmBWI - ICN

1 stop33h 18mAsiana Airlines

Deal found 7/29

$850

Sat 11/86:50 pmICN - BWI

1 stop37h 23mAmerican Airlines

Fri 11/216:02 amBWI - ICN

1 stop20h 43mAmerican Airlines

Deal found 7/30

$900

Wed 9/107:55 pmGMP - IAD

1 stop27h 10mANA

Fri 12/511:05 amIAD - GMP

1 stop21h 25mANA

Deal found 7/30

$968

Sat 9/207:55 amGMP - DCA

2 stops19h 25mMultiple Airlines

Sat 9/2710:45 pmDCA - GMP

2 stops23h 00mMultiple Airlines

Deal found 7/30

$991

Best flights from Seoul to Washington, D.C.
Discover carefully curated flight deals from Seoul to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2025.

Fri 9/126:00 pmICN - DCA

1 stop29h 20mAir Canada

Wed 9/244:35 pmDCA - ICN

1 stop34h 40mAir Canada

Deal found 7/29

$490

Wed 8/274:50 pmICN - IAD

1 stop39h 02mUnited Airlines

Fri 8/2912:20 pmIAD - ICN

1 stop38h 30mUnited Airlines

Deal found 7/30

$630

Fri 9/126:00 pmICN - BWI

3 stops34h 25mMultiple Airlines

Wed 9/244:27 pmBWI - ICN

3 stops34h 48mMultiple Airlines

Deal found 7/29

$686

Thu 8/286:40 pmICN - BWI

1 stop18h 07mDelta

Thu 9/47:15 amBWI - ICN

1 stop19h 05mDelta

Deal found 7/30

$778

Mon 11/38:35 pmICN - DCA

2 stops35h 23mAlaska Airlines

Wed 11/126:58 pmDCA - ICN

2 stops33h 37mAlaska Airlines

Deal found 7/30

$780

Mon 10/66:50 pmICN - BWI

1 stop18h 51mKorean Air

Tue 10/149:00 amBWI - ICN

1 stop19h 25mKorean Air

Deal found 7/29

$806

Fri 8/228:55 pmICN - BWI

1 stop21h 53mAsiana Airlines

Sun 9/217:37 pmBWI - ICN

1 stop33h 18mAsiana Airlines

Deal found 7/29

$850

Wed 9/107:55 pmGMP - IAD

1 stop27h 10mANA

Fri 12/511:05 amIAD - GMP

1 stop21h 25mANA

Deal found 7/30

$968

Fri 9/126:00 pmICN - IAD

2 stops30h 45mAir Canada

Thu 9/259:35 amIAD - ICN

1 stop17h 40mAir Canada

Deal found 7/29

$520

Thu 9/187:55 amGMP - DCA

2 stops19h 29mJapan Airlines

Tue 9/239:59 amDCA - GMP

2 stops22h 51mJapan Airlines

Deal found 7/30

$1,132

Wed 9/1711:30 amICN - BWI

2 stops20h 42mUnited Airlines

Tue 9/2310:51 amBWI - ICN

2 stops28h 29mUnited Airlines

Deal found 7/30

$791

Mon 12/2212:45 pmICN - DCA

1 stop22h 28mUnited Airlines

Mon 1/56:00 pmDCA - ICN

1 stop21h 40mUnited Airlines

Deal found 7/28

$845

Last-minute flights from Seoul to Washington, D.C.
Discover last-minute flight deals from Seoul to Washington, D.C.. Data last updated July 30, 2025 and is based on user searches.

Fri 8/14:50 pmICN - DCA

1 stop17h 37mUnited Airlines

Wed 8/2711:00 amDCA - ICN

2 stops28h 20mUnited Airlines

Deal found 7/30

$960

Mon 8/49:00 amICN - IAD

1 stop19h 45mUnited Airlines

Tue 8/53:00 pmIAD - ICN

1 stop35h 00mUnited Airlines

Deal found 7/30

$629

Mon 8/411:30 amICN - BWI

1 stop33h 13mUnited Airlines

Mon 8/186:42 amBWI - ICN

1 stop19h 18mUnited Airlines

Deal found 7/29

$1,108

Mon 8/49:25 pmICN - IAD

2 stops34h 34mAlaska Airlines

Thu 8/147:59 pmIAD - ICN

3 stops34h 01mAlaska Airlines

Deal found 7/29

$1,277

Mon 8/49:25 pmICN - BWI

2 stops33h 45mAlaska Airlines

Mon 8/187:10 pmBWI - ICN

3 stops34h 50mAlaska Airlines

Deal found 7/29

$1,436

Tue 8/57:40 pmICN - BWI

1 stop23h 08mDelta

Sun 8/107:10 amBWI - ICN

1 stop19h 10mDelta

Deal found 7/30

$1,066

Tue 8/54:50 pmICN - DCA

1 stop17h 37mUnited Airlines

Mon 8/117:00 amDCA - ICN

1 stop19h 00mUnited Airlines

Deal found 7/30

$1,171

Wed 8/66:50 pmICN - BWI

1 stop19h 04mKorean Air

Wed 8/275:40 amBWI - ICN

1 stop19h 30mKorean Air

Deal found 7/29

$1,155

Thu 8/77:55 amGMP - IAD

2 stops27h 49mMultiple Airlines

Tue 8/126:27 amIAD - GMP

2 stops39h 18mMultiple Airlines

Deal found 7/30

$1,444

Thu 8/77:55 amGMP - IAD

2 stops36h 32mJapan Airlines

Sun 8/106:30 amIAD - GMP

2 stops26h 20mJapan Airlines

Deal found 7/30

$1,485

Fri 8/85:45 pmICN - IAD

1 stop25h 36mAir Canada

Wed 10/225:37 pmIAD - ICN

1 stop33h 38mAir Canada

Deal found 7/29

$948

Fri 8/86:00 pmICN - DCA

1 stop16h 48mAir Canada

Mon 8/119:40 amDCA - ICN

1 stop17h 35mAir Canada

Deal found 7/30

$1,151

One-way flights from Seoul to Washington, D.C.
Search for one-way flight options from Seoul to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated July 30, 2025.

Tue 9/212:45 pmICN - BWI

1 stop31h 09mMultiple Airlines

Deal found 7/29

$375

Fri 9/126:00 pmICN - IAD

1 stop30h 13mAir Canada

Deal found 7/29

$406

Wed 9/106:00 pmICN - DCA

1 stop29h 20mAir Canada

Deal found 7/30

$416

Mon 9/296:20 pmICN - IAD

2 stops43h 03mMultiple Airlines

Deal found 7/29

$459

Tue 8/266:55 pmGMP - BWI

3 stops48h 59mMultiple Airlines

Deal found 7/29

$499

Tue 9/212:45 pmICN - DCA

3 stops46h 14mMultiple Airlines

Deal found 7/30

$510

Sun 10/128:45 pmICN - IAD

1 stop34h 05mWestJet

Deal found 7/29

$521

Wed 9/107:55 amGMP - BWI

2 stops22h 55mJapan Airlines

Deal found 7/29

$566

Wed 9/107:55 amGMP - DCA

2 stops19h 29mJapan Airlines

Deal found 7/29

$566

Wed 9/107:55 amGMP - IAD

2 stops36h 38mJapan Airlines

Deal found 7/29

$594

Tue 8/266:55 pmGMP - DCA

3 stops39h 04mMultiple Airlines

Deal found 7/29

$599

Wed 9/107:55 amGMP - IAD

2 stops21h 55mMultiple Airlines

Deal found 7/30

$620

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seoul to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Fri 9/12

6:00 pm-10:20 am

1 stop29h 20m

Washington, D.C. Reagan-National

Wed 9/24

4:35 pm-4:15 pm

1 stop34h 40m

$490

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Fri 9/12

6:00 pm-11:45 am

2 stops30h 45m

Washington, D.C. Dulles Intl

Thu 9/25

9:35 am-4:15 pm

1 stop17h 40m

$520

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Wed 8/27

4:50 pm-6:52 pm

1 stop39h 02m

Washington, D.C. Dulles Intl

Fri 8/29

12:20 pm-3:50 pm

1 stop38h 30m

$630

IncheonBaltimore

ICN - BWI

ICNBWI

Incheon Intl

Fri 9/12

6:00 pm-3:25 pm

3 stops34h 25m

Baltimore/Washington

Wed 9/24

4:27 pm-4:15 pm

3 stops34h 48m

$686

IncheonBaltimore

ICN - BWI

ICNBWI

Incheon Intl

Thu 8/28

6:40 pm-11:47 pm

1 stop18h 07m

Baltimore/Washington

Thu 9/4

7:15 am-3:20 pm

1 stop19h 05m

$778

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Mon 11/3

8:35 pm-5:58 pm

2 stops35h 23m

Washington, D.C. Reagan-National

Wed 11/12

6:58 pm-6:35 pm

2 stops33h 37m

$780

IncheonBaltimore

ICN - BWI

ICNBWI

Incheon Intl

Wed 9/17

11:30 am-7:12 pm

2 stops20h 42m

Baltimore/Washington

Tue 9/23

10:51 am-4:20 am

2 stops28h 29m

$791

IncheonBaltimore

ICN - BWI

ICNBWI

Incheon Intl

Mon 10/6

6:50 pm-12:41 am

1 stop18h 51m

Baltimore/Washington

Tue 10/14

9:00 am-5:25 pm

1 stop19h 25m

$806

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Mon 12/22

12:45 pm-9:13 pm

1 stop22h 28m

Washington, D.C. Reagan-National

Mon 1/5

6:00 pm-5:40 am

1 stop21h 40m

$845

IncheonBaltimore

ICN - BWI

ICNBWI

Incheon Intl

Fri 8/22

8:55 pm-5:48 am

1 stop21h 53m

Baltimore/Washington

Sun 9/21

7:37 pm-5:55 pm

1 stop33h 18m

$850

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 36 results

The best insider tips for Seoul to Washington, D.C. flights

Cheapflights partnered with top experts to bring you the best recommendations for your Seoul to Washington, D.C. trip

Airports

ICN

Plan for extra time at ICN as security lines can take up to 20 minutes, especially without fast track options.

IAD

Use the Silver Line Metro for a cheap and quick 40-minute ride from IAD to Washington, D.C.

Our travel experts

Gabriel Leigh

Expert on ICN

Ramsey Qubein

Expert on IAD

Best time to book a flight from Seoul to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. 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.

Cheapflights Insights

Everything you need to know about your flight from Seoul to Washington, D.C.

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

Currently, August is the cheapest month in which you can book a flight from Seoul to Washington, D.C. (average of $241). Flying from Seoul to Washington, D.C. in March is currently the most expensive (average of $290). 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 WAS?

A simple way to save on the total cost of your ticket is to fly from Seoul to Washington, D.C. at noon. If you’re flexible enough to do this you can expect to save up to 40% on your trip compared to booking a flight in the morning.

Weekly flight availability from Seoul to Washington, D.C.

The most flights from SEL to WAS 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 Seoul to Washington, D.C.?

Reviews of airlines servicing Washington, D.C.

See what other customers who have flown with EVA Air, Korean Air, and ANA from Seoul to Washington, D.C. have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

EVA Air

8.4

Very good

1,222 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

EVA Air

8.4

Very good

1,222 reviews

EVA Air

8.4

Very good

1,222 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Korean Air

8.4

Very good

1,121 reviews

EVA Air

8.4

Very good

1,222 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

ANA

8.4

Very good

922 reviews

EVA Air

8.4

Very good

1,222 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Japan Airlines

8.3

Very good

1,536 reviews

EVA Air

8.4

Very good

1,222 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Asiana Airlines

8.2

Very good

467 reviews

EVA Air

8.4

Very good

1,222 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

What are the cheapest airlines flying from Seoul to Washington, D.C. round-trip?
Currently priced at $490, Air Canada will fly you from Seoul to Washington, D.C. and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from $630 and $778, respectively. Air Canada is currently priced 52% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Seoul to Washington, D.C. one-way?
The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $406. However, be on the lookout for offers from WestJet and Japan Airlines, as they are both options that can get you from Seoul to Washington, D.C. for a low price.
What are the most popular routes from Seoul to Washington, D.C.?
When deciding which route to take from Seoul to Washington, D.C. consider Incheon Intl - Washington, D.C. Dulles Intl, Seoul Gimpo Intl - Washington, D.C. Dulles Intl or Incheon Intl - Baltimore/Washington as they are the most popular.
Can I find deals for flights from Seoul to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Seoul to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seoul to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seoul to Washington, D.C..
Can I find deals for business class flights from Seoul to Washington, D.C.?
Yes. Cheapflights offers flight deals from Seoul to Washington, D.C. 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.?
Currently, August is the cheapest month in which you can book a flight from Seoul to Washington, D.C. (average of $241). Flying from Seoul to Washington, D.C. in March is currently the most expensive (average of $290). 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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Arlington

Alexandria

Tysons

Silver Spring

Fredericksburg

Gaithersburg

Towson

Linthicum Heights

Easton

Fairfax

Manassas

Falls Church

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Laurel

Rockville

Oxon Hill

National Harbor

Dundalk

Bowie

Browse thousands of different options on Cheapflights for your next trip

Top 5 airlines flying from Seoul to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$688	Average$831	FlexibilityNo cancel fee	On-time71%
Air Canada	Cheapest$688	Average$980	FlexibilityNo cancel fee	On-time67%
United Airlines	Cheapest$724	Average$825	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$882	Average$1,543	FlexibilityNo cancel fee	On-timeN/A
Korean Air	Cheapest$1,127	Average$1,403	FlexibilityNo cancel fee	On-time81%

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$375+ Cheap flights from Seoul (SEL) to Washington, D.C. (WAS)

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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seoul to Washington, D.C. with Cheapflights

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Cheap flight deals from Seoul to Washington, D.C.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Find flight deals from Seoul to Washington, D.C.

Cheapest flights from Seoul to Washington, D.C.Explore the most affordable flight options available from Seoul to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Explore the most affordable flight options available from Seoul to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Seoul to Washington, D.C. that are best for you.

The best insider tips for Seoul to Washington, D.C. flights

Cheapflights partnered with top experts to bring you the best recommendations for your Seoul to Washington, D.C. trip

Airports

ICN

IAD

Our travel experts

Best time to book a flight from Seoul to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Seoul with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Seoul to Washington, D.C.

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

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

Find hourly flight availability from Seoul to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

Weekly flight availability from Seoul to Washington, D.C.

How much does it cost to fly round-trip from Seoul to Washington, D.C.?

Reviews of airlines servicing Washington, D.C.

See what other customers who have flown with EVA Air, Korean Air, and ANA from Seoul to Washington, D.C. have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

What are the most popular routes from Seoul to Washington, D.C.?

Can I find deals for flights from Seoul to Washington, D.C. that include hotel bookings?

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

Can I find deals for business class flights from Seoul to Washington, D.C.?

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

Traveling to a place near Washington, D.C.?

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Alternative routes for Seoul to Washington, D.C.

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Top 5 airlines flying from Seoul to Washington, D.C.

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Cheapest flights from Seoul to Washington, D.C.
Explore the most affordable flight options available from Seoul to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.