What are the cheapest airlines to fly from South Korea to Washington, D.C. Reagan-National Airport one-way?

The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $611. However, be on the lookout for offers from EVA Air and Japan Airlines, as they are both options that can get you from South Korea to Washington, D.C. Reagan-National Airport for a low price.

What are the most popular routes from South Korea to Washington, D.C. Reagan-National Airport?

The most popular flight routes from South Korea to Washington, D.C. Reagan-National Airport are Incheon Intl - Washington, D.C. Reagan-National, Busan Gimhae - Washington, D.C. Reagan-National and Seoul Gimpo Intl - Washington, D.C. Reagan-National.

How far in advance should I book a flight from South Korea to Washington, D.C. Reagan-National Airport?

Users have found that booking a flight from South Korea to Washington, D.C. Reagan-National Airport at least 42 days early can save you up to 113% on average compared to booking a flight this week. If booking 42 days before your flight isn’t an option for you, users have found flights from South Korea to Washington, D.C. Reagan-National Airport for as little as $827 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $2,963 for flights departing within the next 3 days.

What is the cheapest month to fly from South Korea to Washington, D.C. Reagan-National Airport?

Due to multiple factors, expect to potentially pay more when booking in August. For low rates, February can be a great choice for travel to Washington, D.C. Reagan-National Airport. Flights to Washington, D.C. Reagan-National Airport from South Korea in February are about $1,082 on average during February, but can be found for as low as $748.

What is the cheapest time of day to fly from KR to DCA?

When flying from South Korea to Washington, D.C. Reagan-National Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Can I find deals for flights from South Korea to Reagan-National that include hotel bookings?

Yes. In addition to deals on South Korea to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from South Korea to Reagan-National?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Korea to Reagan-National.

Can I find deals for business class flights from South Korea to Reagan-National?

Yes. Cheapflights offers flight deals from South Korea to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,272+ Flights from South Korea to Washington, D.C. Reagan-National Airport

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Cheap flight deals from South Korea to Reagan-National

Round-trip from	$855 (WhyPayMore)
One-way from	$538 (Kiwi.com)
Popular in	August
Cheapest in	February
Average price	$1,208

From South Korea to Washington, D.C. Reagan-National

Search Deals

One-way flight from South Korea to Washington, D.C. Reagan-National

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($203 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($55 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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Find flight deals from South Korea to Reagan-National

Cheapest flights from South Korea to Reagan-National
Explore the most affordable flight options available from South Korea to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Wed 9/175:45 pmICN - DCA

2 stops28h 14mAir Canada

Wed 10/224:35 pmDCA - ICN

2 stops34h 30mAir Canada

Deal found 6/12

$855

Thu 12/2510:35 amICN - DCA

2 stops24h 25mMultiple Airlines

Tue 12/306:00 amDCA - ICN

2 stops45h 05mMultiple Airlines

Deal found 6/11

$964

Sat 9/138:35 pmICN - DCA

1 stop34h 24mAlaska Airlines

Tue 12/96:35 pmDCA - ICN

2 stops34h 00mAlaska Airlines

Deal found 6/10

$1,053

Fri 12/196:00 pmICN - DCA

1 stop17h 13mUnited Airlines

Sun 1/46:00 pmDCA - ICN

1 stop32h 15mUnited Airlines

Deal found 6/11

$1,068

Tue 10/217:55 pmGMP - DCA

2 stops32h 56mANA

Wed 10/298:30 amDCA - GMP

2 stops25h 00mANA

Deal found 6/11

$1,096

Tue 10/2812:05 pmGMP - DCA

2 stops23h 50mJapan Airlines

Fri 11/76:42 amDCA - GMP

2 stops25h 38mJapan Airlines

Deal found 6/11

$1,242

Wed 9/177:55 amGMP - DCA

2 stops19h 29mMultiple Airlines

Wed 10/228:45 amDCA - GMP

2 stops24h 05mMultiple Airlines

Deal found 6/12

$1,247

Tue 7/810:40 amPUS - DCA

2 stops24h 19mMultiple Airlines

Tue 7/158:00 amDCA - PUS

2 stops22h 35mMultiple Airlines

Deal found 6/10

$1,366

Thu 9/184:30 pmPUS - DCA

2 stops18h 46mKorean Air

Thu 10/237:40 amDCA - PUS

2 stops22h 55mKorean Air

Deal found 6/10

$1,543

Tue 7/810:40 amPUS - DCA

2 stops25h 49mDelta

Tue 7/156:40 amDCA - PUS

2 stops23h 55mDelta

Deal found 6/12

$1,560

Thu 9/189:00 pmPUS - DCA

2 stops36h 59mPhilippine Airlines

Fri 10/245:20 pmDCA - PUS

2 stops37h 25mPhilippine Airlines

Deal found 6/10

$1,739

Best flights from South Korea to Reagan-National
Discover carefully curated flight deals from South Korea to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Wed 9/175:45 pmICN - DCA

2 stops28h 14mAir Canada

Wed 10/224:35 pmDCA - ICN

2 stops34h 30mAir Canada

Deal found 6/12

$855

Sat 9/138:35 pmICN - DCA

1 stop34h 24mAlaska Airlines

Tue 12/96:35 pmDCA - ICN

2 stops34h 00mAlaska Airlines

Deal found 6/10

$1,053

Fri 7/2510:35 amICN - DCA

2 stops24h 13mMultiple Airlines

Fri 8/111:00 amDCA - ICN

1 stop17h 30mMultiple Airlines

Deal found 6/10

$1,056

Tue 10/217:55 pmGMP - DCA

2 stops32h 56mANA

Wed 10/298:30 amDCA - GMP

2 stops25h 00mANA

Deal found 6/11

$1,096

Thu 8/214:50 pmICN - DCA

1 stop37h 04mUnited Airlines

Mon 1/56:00 pmDCA - ICN

1 stop21h 40mUnited Airlines

Deal found 6/12

$1,209

Tue 10/2812:05 pmGMP - DCA

2 stops23h 50mJapan Airlines

Fri 11/76:42 amDCA - GMP

2 stops25h 38mJapan Airlines

Deal found 6/11

$1,242

Thu 9/184:30 pmPUS - DCA

2 stops18h 46mKorean Air

Thu 10/237:40 amDCA - PUS

2 stops22h 55mKorean Air

Deal found 6/10

$1,543

Tue 7/84:30 pmPUS - DCA

2 stops19h 59mDelta

Tue 7/156:40 amDCA - PUS

2 stops23h 55mDelta

Deal found 6/12

$1,560

Thu 9/189:00 pmPUS - DCA

2 stops36h 59mPhilippine Airlines

Fri 10/245:20 pmDCA - PUS

2 stops37h 25mPhilippine Airlines

Deal found 6/10

$1,739

Wed 9/177:55 amGMP - DCA

2 stops19h 29mMultiple Airlines

Wed 10/228:45 amDCA - GMP

2 stops24h 05mMultiple Airlines

Deal found 6/12

$1,247

Tue 7/810:40 amPUS - DCA

2 stops24h 19mMultiple Airlines

Tue 7/158:00 amDCA - PUS

2 stops22h 35mMultiple Airlines

Deal found 6/10

$1,366

Last-minute flights from South Korea to Reagan-National
Discover last-minute flight deals from South Korea to Reagan-National. Data last updated June 12, 2025 and is based on user searches.

Fri 6/137:55 amGMP - DCA

2 stops28h 12mJapan Airlines

Mon 6/167:00 pmDCA - GMP

2 stops26h 45mJapan Airlines

Deal found 6/10

$1,372

Tue 6/171:20 amICN - DCA

2 stops31h 05mQatar Airways

Wed 8/205:30 pmDCA - ICN

2 stops28h 00mQatar Airways

Deal found 6/12

$2,159

Wed 6/186:00 pmICN - DCA

1 stop16h 48mAir Canada

Wed 8/2011:00 amDCA - ICN

1 stop17h 30mAir Canada

Deal found 6/12

$1,431

Wed 6/188:15 amICN - DCA

2 stops51h 44mLOT

Wed 8/206:30 amDCA - ICN

2 stops34h 55mLOT

Deal found 6/12

$1,634

Thu 6/1911:30 amICN - DCA

1 stop18h 27mUnited Airlines

Thu 8/145:00 pmDCA - ICN

2 stops22h 20mUnited Airlines

Deal found 6/11

$1,209

Thu 6/196:40 pmICN - DCA

1 stop16h 20mKorean Air

Sun 6/229:39 amDCA - ICN

1 stop17h 46mKorean Air

Deal found 6/11

$1,682

Thu 6/198:40 amGMP - DCA

2 stops26h 47mMultiple Airlines

Sun 6/226:59 amDCA - GMP

2 stops26h 26mMultiple Airlines

Deal found 6/11

$2,986

Sun 6/226:20 pmICN - DCA

2 stops39h 39mMultiple Airlines

Wed 6/259:59 amDCA - ICN

1 stop29h 51mMultiple Airlines

Deal found 6/11

$1,512

Sun 6/2212:05 pmGMP - DCA

2 stops24h 02mJapan Airlines

Wed 6/2510:20 amDCA - GMP

2 stops22h 30mJapan Airlines

Deal found 6/11

$1,537

Sun 6/229:25 pmICN - DCA

2 stops33h 33mAlaska Airlines

Wed 6/256:58 pmDCA - ICN

3 stops35h 02mAlaska Airlines

Deal found 6/11

$7,426

Tue 6/2411:30 amICN - DCA

1 stop22h 42mUnited Airlines

Fri 7/117:00 amDCA - ICN

1 stop19h 00mUnited Airlines

Deal found 6/12

$1,209

Sat 6/288:30 amICN - DCA

2 stops27h 27mAir France

Sat 9/1312:59 pmDCA - ICN

2 stops28h 31mAir France

Deal found 6/11

$1,410

One-way flights from South Korea to Reagan-National
Search for one-way flight options from South Korea to Reagan-National. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Tue 9/307:35 amPUS - DCA

2 stops26h 24mMultiple Airlines

Deal found 6/10

$538

Wed 9/1712:45 pmICN - DCA

1 stop21h 14mMultiple Airlines

Deal found 6/11

$548

Fri 10/315:50 pmICN - DCA

2 stops34h 29mAir Canada

Deal found 6/11

$611

Thu 7/102:00 pmGMP - DCA

3 stops44h 42mMultiple Airlines

Deal found 6/10

$681

Sun 11/211:40 amICN - DCA

2 stops46h 20mEVA Air

Deal found 6/12

$691

Wed 9/177:55 amGMP - DCA

2 stops19h 29mJapan Airlines

Deal found 6/11

$740

Wed 8/208:20 pmGMP - DCA

2 stops37h 39mEVA Air

Deal found 6/12

$781

Fri 7/48:45 pmICN - DCA

3 stops28h 55mWestJet

Deal found 6/11

$844

Wed 6/1810:10 amICN - DCA

2 stops24h 50mJapan Airlines

Deal found 6/12

$862

Thu 8/219:00 amICN - DCA

2 stops48h 59mSingapore Airlines

Deal found 6/10

$883

Fri 8/19:25 pmICN - DCA

2 stops36h 34mAlaska Airlines

Deal found 6/11

$967

Thu 7/249:00 pmPUS - DCA

2 stops36h 29mPhilippine Airlines

Deal found 6/11

$1,111

Cheapflights Fare Finder

Use the filters below to find and compare flights from South Korea to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Wed 9/17

5:45 pm-8:59 am

2 stops28h 14m

Washington, D.C. Reagan-National

Wed 10/22

4:35 pm-4:05 pm

2 stops34h 30m

$855

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Sat 9/13

8:35 pm-5:59 pm

1 stop34h 24m

Washington, D.C. Reagan-National

Tue 12/9

6:35 pm-6:35 pm

2 stops34h 00m

$1,053

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Fri 7/25

10:35 am-9:48 pm

2 stops24h 13m

Washington, D.C. Reagan-National

Fri 8/1

11:00 am-5:30 pm

1 stop17h 30m

$1,056

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Tue 10/21

7:55 pm-3:51 pm

2 stops32h 56m

Washington, D.C. Reagan-National

Wed 10/29

8:30 am-10:30 pm

2 stops25h 00m

$1,096

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Thu 8/21

4:50 pm-4:54 pm

1 stop37h 04m

Washington, D.C. Reagan-National

Mon 1/5

6:00 pm-5:40 am

1 stop21h 40m

$1,209

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Tue 10/28

12:05 pm-10:55 pm

2 stops23h 50m

Washington, D.C. Reagan-National

Fri 11/7

6:42 am-10:20 pm

2 stops25h 38m

$1,242

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Wed 9/17

7:55 am-2:24 pm

2 stops19h 29m

Washington, D.C. Reagan-National

Wed 10/22

8:45 am-9:50 pm

2 stops24h 05m

$1,247

BusanWashington, D.C.

PUS - DCA

PUSDCA

Busan Gimhae

Tue 7/8

10:40 am-9:59 pm

2 stops24h 19m

Washington, D.C. Reagan-National

Tue 7/15

8:00 am-7:35 pm

2 stops22h 35m

$1,366

BusanWashington, D.C.

PUS - DCA

PUSDCA

Busan Gimhae

Thu 9/18

4:30 pm-10:16 pm

2 stops18h 46m

Washington, D.C. Reagan-National

Thu 10/23

7:40 am-7:35 pm

2 stops22h 55m

$1,543

BusanWashington, D.C.

PUS - DCA

PUSDCA

Busan Gimhae

Tue 7/8

10:40 am-11:29 pm

2 stops25h 49m

Washington, D.C. Reagan-National

Tue 7/15

6:40 am-7:35 pm

2 stops23h 55m

$1,560

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 26 results

Best time to book a flight from South Korea to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from South Korea 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 South Korea to Washington, D.C. Reagan-National Airport

What is the cheapest month to book a flight from South Korea to Washington, D.C. Reagan-National Airport?

Currently, February is the cheapest month in which you can book a flight from South Korea to Washington, D.C. Reagan-National Airport (average of $278). Flying from South Korea to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $337). 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.

Rainfall in Reagan-National by month

In terms of precipitation, rainfall in Washington, D.C. Reagan-National 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. Reagan-National Airport when rainfall is around 2.6 in.

Temperature in Reagan-National by month

If weather is an important factor for your trip to Washington, D.C. Reagan-National 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 Reagan-National

Get a feel of what it's like to fly with EVA Air, Korean Air and Japan Airlines from South Korea to Washington, D.C. by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

EVA Air

8.4

Very good

1,202 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

1,202 reviews

EVA Air

8.4

Very good

1,202 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

1,088 reviews

EVA Air

8.4

Very good

1,202 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

1,489 reviews

EVA Air

8.4

Very good

1,202 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

8.3

Very good

882 reviews

EVA Air

8.4

Very good

1,202 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

Singapore Airlines

8.1

Very good

1,302 reviews

EVA Air

8.4

Very good

1,202 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 to fly from South Korea to Washington, D.C. Reagan-National Airport one-way?
The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as $611. However, be on the lookout for offers from EVA Air and Japan Airlines, as they are both options that can get you from South Korea to Washington, D.C. Reagan-National Airport for a low price.
What are the most popular routes from South Korea to Washington, D.C. Reagan-National Airport?
The most popular flight routes from South Korea to Washington, D.C. Reagan-National Airport are Incheon Intl - Washington, D.C. Reagan-National, Busan Gimhae - Washington, D.C. Reagan-National and Seoul Gimpo Intl - Washington, D.C. Reagan-National.
Can I find deals for flights from South Korea to Reagan-National that include hotel bookings?
Yes. In addition to deals on South Korea to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from South Korea to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Korea to Reagan-National.
Can I find deals for business class flights from South Korea to Reagan-National?
Yes. Cheapflights offers flight deals from South Korea to Reagan-National 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 South Korea to Washington, D.C. Reagan-National Airport?
Currently, February is the cheapest month in which you can book a flight from South Korea to Washington, D.C. Reagan-National Airport (average of $278). Flying from South Korea to Washington, D.C. Reagan-National Airport in June is currently the most expensive (average of $337). 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

Arlington

Alexandria

Woodbridge

Tysons

Silver Spring

Linthicum Heights

Fredericksburg

Gaithersburg

Fairfax

Falls Church

Easton

Herndon

Towson

Bowie

Rockville

Reston

National Harbor

Springfield

Manassas

Dundalk

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from South Korea to Reagan-National

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest$688	Average$994	FlexibilityNo cancel fee	On-time67%
American Airlines	Cheapest$694	Average$700	FlexibilityNo cancel fee	On-time71%

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$538+ Cheap flights from South Korea to Reagan-National (DCA)

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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from South Korea to Reagan-National with Cheapflights

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Cheap flight deals from South Korea to Reagan-National

Keep the following information in mind while searching for South Korea to Reagan-National flight deals. Data was last updated June 12, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from South Korea to Reagan-National

Cheapest flights from South Korea to Reagan-NationalExplore the most affordable flight options available from South Korea to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Explore the most affordable flight options available from South Korea to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from South Korea to Washington, D.C. Reagan-National Airport that are best for you.

Best time to book a flight from South Korea to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from South Korea with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from South Korea to Washington, D.C. Reagan-National Airport

What is the cheapest month to book a flight from South Korea to Washington, D.C. Reagan-National Airport?

Rainfall in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average rainfall totals by month.

Temperature in Reagan-National by month

Plan your trip to Reagan-National by taking into account the average temperature totals by month.

Reviews of airlines servicing Reagan-National

Related info for your journey

Find useful and relevant information for your journey from South Korea to Reagan-National. 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 to fly from South Korea to Washington, D.C. Reagan-National Airport one-way?

What are the most popular routes from South Korea to Washington, D.C. Reagan-National Airport?

Can I find deals for flights from South Korea to Reagan-National that include hotel bookings?

How can I find direct flights from South Korea to Reagan-National?

Can I find deals for business class flights from South Korea to Reagan-National?

What is the cheapest month to book a flight from South Korea to Washington, D.C. Reagan-National Airport?

Traveling to a place near South Korea?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for South Korea to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from South Korea to Reagan-National

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Cheapest flights from South Korea to Reagan-National
Explore the most affordable flight options available from South Korea to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.