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 American Airlines, with whom users have recently found tickets for as low as $556. However, be on the lookout for offers from Air Canada and EVA Air, 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, Seoul Gimpo Intl - Washington, D.C. Reagan-National and Busan Gimhae - 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 44 days early can save you up to 87% on average compared to booking a flight this week. If booking 44 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 $1,104 on average during February, but can be found for as low as $748.

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.

$1,267+ Flights from South Korea to Washington, D.C. Reagan-National Airport

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1. Tell us where you want to go

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Cheap flight deals from South Korea to Reagan-National

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$921 (Gotogate)
One-way from	$419 (Kiwi.com)
Popular in	August
Cheapest in	February
Average price	$1,168

Provider with most accurate pricing for Seoul (SEL)-Washington, D.C. (WAS) flight deals.

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Provider most trusted by Cheapflights users for Seoul (SEL)-Washington, D.C. (WAS) flights.

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

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

Search Deals

Highest demand for flights based on searches. 19% potential increase in price ($263 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease ($54 potential savings vs. average RT price).

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Average for round-trip flights in May 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 May 12, 2025.

Fri 10/317:10 pmICN - DCA

1 stop16h 27mAir Canada

Sun 11/98:40 pmDCA - ICN

1 stop31h 45mAir Canada

Deal found 5/12

$921

Mon 9/811:30 amICN - DCA

1 stop18h 24mUnited Airlines

Tue 9/165:59 pmDCA - ICN

1 stop21h 21mUnited Airlines

Deal found 5/12

$929

Mon 5/268:40 pmICN - DCA

1 stop37h 19mMultiple Airlines

Fri 5/308:00 amDCA - ICN

1 stop20h 55mMultiple Airlines

Deal found 5/12

$949

Wed 9/245:25 pmICN - DCA

1 stop36h 01mAmerican Airlines

Mon 10/61:19 pmDCA - ICN

1 stop37h 11mAmerican Airlines

Deal found 5/11

$1,059

Mon 5/267:20 pmGMP - DCA

2 stops33h 35mJapan Airlines

Fri 5/308:15 amDCA - GMP

2 stops24h 35mJapan Airlines

Deal found 5/12

$1,329

Mon 6/2310:40 amPUS - DCA

2 stops24h 02mMultiple Airlines

Mon 6/306:58 pmDCA - PUS

2 stops23h 47mMultiple Airlines

Deal found 5/11

$1,347

Mon 5/127:55 pmGMP - DCA

2 stops31h 16mANA

Thu 5/153:30 pmDCA - GMP

2 stops38h 05mANA

Deal found 5/10

$1,370

Wed 5/288:30 amICN - DCA

2 stops27h 45mAir France

Sat 5/311:53 pmDCA - ICN

2 stops27h 37mAir France

Deal found 5/12

$1,463

Wed 5/286:40 pmICN - DCA

1 stop16h 21mKorean Air

Sat 5/316:59 amDCA - ICN

1 stop18h 11mKorean Air

Deal found 5/12

$1,468

Tue 7/17:55 amGMP - DCA

2 stops21h 35mMultiple Airlines

Mon 7/2110:08 pmDCA - GMP

2 stops23h 37mMultiple Airlines

Deal found 5/11

$1,538

Mon 6/238:45 amPUS - DCA

2 stops27h 37mDelta

Mon 6/306:10 amDCA - PUS

2 stops24h 25mDelta

Deal found 5/11

$1,552

Wed 6/259:00 pmPUS - DCA

2 stops36h 29mPhilippine Airlines

Wed 7/28:20 amDCA - PUS

2 stops46h 30mPhilippine Airlines

Deal found 5/11

$1,638

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 May 12, 2025.

Fri 10/317:10 pmICN - DCA

1 stop16h 27mAir Canada

Sun 11/98:40 pmDCA - ICN

1 stop31h 45mAir Canada

Deal found 5/12

$921

Mon 9/84:50 pmICN - DCA

1 stop17h 47mUnited Airlines

Tue 9/1612:50 pmDCA - ICN

2 stops26h 30mUnited Airlines

Deal found 5/12

$929

Mon 5/268:40 pmICN - DCA

1 stop37h 19mMultiple Airlines

Fri 5/308:00 amDCA - ICN

1 stop20h 55mMultiple Airlines

Deal found 5/12

$949

Wed 9/245:25 pmICN - DCA

1 stop36h 01mAmerican Airlines

Mon 10/61:19 pmDCA - ICN

1 stop37h 11mAmerican Airlines

Deal found 5/11

$1,059

Mon 5/267:20 pmGMP - DCA

2 stops33h 35mJapan Airlines

Fri 5/308:15 amDCA - GMP

2 stops24h 35mJapan Airlines

Deal found 5/12

$1,329

Wed 5/288:30 amICN - DCA

2 stops27h 45mAir France

Sat 5/311:53 pmDCA - ICN

2 stops27h 37mAir France

Deal found 5/12

$1,463

Wed 5/286:40 pmICN - DCA

1 stop16h 21mKorean Air

Sat 5/316:59 amDCA - ICN

1 stop18h 11mKorean Air

Deal found 5/12

$1,468

Mon 6/238:45 amPUS - DCA

2 stops27h 37mDelta

Mon 6/306:10 amDCA - PUS

2 stops24h 25mDelta

Deal found 5/11

$1,552

Mon 5/269:25 pmICN - DCA

2 stops33h 13mAlaska Airlines

Fri 5/308:00 amDCA - ICN

2 stops46h 00mAlaska Airlines

Deal found 5/12

$1,569

Wed 6/259:00 pmPUS - DCA

2 stops36h 29mPhilippine Airlines

Wed 7/28:20 amDCA - PUS

2 stops46h 30mPhilippine Airlines

Deal found 5/11

$1,638

Tue 9/911:20 amICN - DCA

2 stops46h 39mSingapore Airlines

Thu 9/188:59 amDCA - ICN

3 stops41h 36mSingapore Airlines

Deal found 5/11

$1,704

Sun 7/2012:40 pmGMP - DCA

2 stops38h 33mANA

Fri 8/18:30 amDCA - GMP

2 stops24h 50mANA

Deal found 5/11

$1,925

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

Mon 5/127:55 pmGMP - DCA

2 stops31h 16mANA

Thu 5/153:30 pmDCA - GMP

2 stops38h 05mANA

Deal found 5/10

$1,370

Sat 5/1712:45 pmICN - DCA

1 stop21h 14mMultiple Airlines

Sat 5/248:59 amDCA - ICN

1 stop41h 46mMultiple Airlines

Deal found 5/11

$1,071

Mon 5/194:50 pmICN - DCA

2 stops29h 09mUnited Airlines

Thu 5/2211:10 amDCA - ICN

2 stops28h 10mUnited Airlines

Deal found 5/11

$1,426

Mon 5/197:55 amGMP - DCA

2 stops21h 00mJapan Airlines

Wed 5/218:00 amDCA - GMP

2 stops24h 50mJapan Airlines

Deal found 5/11

$1,503

Tue 5/208:30 amICN - DCA

2 stops27h 15mAir France

Tue 6/101:45 pmDCA - ICN

2 stops27h 45mAir France

Deal found 5/12

$1,467

Tue 5/201:20 amICN - DCA

2 stops31h 41mQatar Airways

Sat 5/246:15 pmDCA - ICN

2 stops33h 50mQatar Airways

Deal found 5/12

$2,025

Wed 5/2112:40 pmGMP - DCA

3 stops34h 39mMultiple Airlines

Sat 5/246:00 amDCA - GMP

2 stops27h 25mMultiple Airlines

Deal found 5/12

$4,058

Thu 5/225:45 pmICN - DCA

2 stops28h 08mAir Canada

Tue 6/108:40 pmDCA - ICN

2 stops30h 25mAir Canada

Deal found 5/12

$1,418

Thu 5/226:40 pmICN - DCA

1 stop16h 21mKorean Air

Tue 6/108:46 pmDCA - ICN

1 stop18h 14mKorean Air

Deal found 5/12

$1,523

Mon 5/268:40 pmICN - DCA

1 stop37h 19mMultiple Airlines

Fri 5/308:00 amDCA - ICN

1 stop20h 55mMultiple Airlines

Deal found 5/12

$949

Mon 5/2611:30 amICN - DCA

2 stops23h 45mUnited Airlines

Mon 6/21:00 pmDCA - ICN

2 stops26h 20mUnited Airlines

Deal found 5/12

$1,318

Mon 5/267:20 pmGMP - DCA

2 stops33h 35mJapan Airlines

Fri 5/308:15 amDCA - GMP

2 stops24h 35mJapan Airlines

Deal found 5/12

$1,329

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 May 12, 2025.

Mon 5/196:20 pmICN - DCA

2 stops39h 45mMultiple Airlines

Deal found 5/12

$419

Tue 5/206:15 amGMP - DCA

3 stops51h 44mMultiple Airlines

Deal found 5/12

$498

Fri 7/45:25 pmICN - DCA

1 stop18h 35mAmerican Airlines

Deal found 5/12

$556

Fri 10/245:45 pmICN - DCA

2 stops35h 06mAir Canada

Deal found 5/12

$604

Wed 5/288:20 pmGMP - DCA

2 stops37h 39mEVA Air

Deal found 5/11

$696

Wed 5/287:45 pmICN - DCA

2 stops38h 14mEVA Air

Deal found 5/11

$696

Fri 10/3112:05 pmGMP - DCA

2 stops23h 50mJapan Airlines

Deal found 5/12

$737

Sat 7/128:45 pmICN - DCA

2 stops27h 15mWestJet

Deal found 5/11

$782

Thu 7/316:35 pmICN - DCA

2 stops40h 24mJapan Airlines

Deal found 5/12

$866

Mon 7/289:25 pmICN - DCA

2 stops37h 17mAlaska Airlines

Deal found 5/12

$886

Tue 7/294:50 pmICN - DCA

2 stops31h 56mUnited Airlines

Deal found 5/12

$924

Thu 6/2610:40 amPUS - DCA

2 stops24h 02mAsiana Airlines

Deal found 5/11

$1,134

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

Fri 10/31

7:10 pm-10:37 pm

1 stop16h 27m

Washington, D.C. Reagan-National

Sun 11/9

8:40 pm-6:25 pm

1 stop31h 45m

$921

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Mon 9/8

11:30 am-4:54 pm

1 stop18h 24m

Washington, D.C. Reagan-National

Tue 9/16

5:59 pm-4:20 am

1 stop21h 21m

$929

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Mon 5/26

8:40 pm-8:59 pm

1 stop37h 19m

Washington, D.C. Reagan-National

Fri 5/30

8:00 am-5:55 pm

1 stop20h 55m

$949

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Wed 9/24

5:25 pm-4:26 pm

1 stop36h 01m

Washington, D.C. Reagan-National

Mon 10/6

1:19 pm-3:30 pm

1 stop37h 11m

$1,059

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Mon 5/26

7:20 pm-3:55 pm

2 stops33h 35m

Washington, D.C. Reagan-National

Fri 5/30

8:15 am-9:50 pm

2 stops24h 35m

$1,329

BusanWashington, D.C.

PUS - DCA

PUSDCA

Busan Gimhae

Mon 6/23

10:40 am-9:42 pm

2 stops24h 02m

Washington, D.C. Reagan-National

Mon 6/30

6:58 pm-7:45 am

2 stops23h 47m

$1,347

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Wed 5/28

8:30 am-11:15 pm

2 stops27h 45m

Washington, D.C. Reagan-National

Sat 5/31

1:53 pm-6:30 am

2 stops27h 37m

$1,463

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Wed 5/28

6:40 pm-10:01 pm

1 stop16h 21m

Washington, D.C. Reagan-National

Sat 5/31

6:59 am-2:10 pm

1 stop18h 11m

$1,468

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Tue 7/1

7:55 am-4:30 pm

2 stops21h 35m

Washington, D.C. Reagan-National

Mon 7/21

10:08 pm-10:45 am

2 stops23h 37m

$1,538

BusanWashington, D.C.

PUS - DCA

PUSDCA

Busan Gimhae

Mon 6/23

8:45 am-11:22 pm

2 stops27h 37m

Washington, D.C. Reagan-National

Mon 6/30

6:10 am-7:35 pm

2 stops24h 25m

$1,552

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/12

Showing 1-10 of 33 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 $344). 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 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.

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

1,192 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.

EVA Air

8.4

Very good

1,192 reviews

EVA Air

8.4

Very good

1,192 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.

Korean Air

8.4

Very good

1,071 reviews

EVA Air

8.4

Very good

1,192 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.

Japan Airlines

8.3

Very good

1,472 reviews

EVA Air

8.4

Very good

1,192 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.

ANA

8.3

Very good

860 reviews

EVA Air

8.4

Very good

1,192 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.

Asiana Airlines

8.2

Very good

442 reviews

EVA Air

8.4

Very good

1,192 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.

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 American Airlines, with whom users have recently found tickets for as low as $556. However, be on the lookout for offers from Air Canada and EVA Air, 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, Seoul Gimpo Intl - Washington, D.C. Reagan-National and Busan Gimhae - 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 $344). 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

Alexandria

Arlington

Woodbridge

Tysons

Springfield

Fairfax

Rockville

Fredericksburg

Silver Spring

Linthicum Heights

Gaithersburg

Falls Church

Laurel

Easton

Towson

Herndon

Bowie

National Harbor

Oxon Hill

Reston

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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$419+ 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 5/19. 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 May 12, 2025.

Most accurate provider

Most trusted provider

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 May 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 May 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?

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

Find hourly flight availability from South Korea to Reagan-National. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 12, 2025.

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

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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 May 12, 2025.