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

One-way options have recently been found by users for as low as $681 on Air Canada. Other airlines that offer cheap prices include WestJet from $706 and Japan Airlines from $855 one-way.

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

Most travelers choose Washington, D.C. Reagan-National - Incheon Intl, Washington, D.C. Reagan-National - Seoul Gimpo Intl or Washington, D.C. Reagan-National - Busan Gimhae when deciding on the best route from Washington, D.C. Reagan-National Airport to South Korea.

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

American Airlines, Air Canada and Delta are the most popular airlines when flying from Washington, D.C. Reagan-National Airport to South Korea.

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

Find a great deal and save up to 39% by booking at least 37 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Washington, D.C. Reagan-National Airport to South Korea within the next two weeks, with the cheapest ticket starting at $1,226.

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

Our data shows that January tends to be the cheapest month to fly to South Korea from Washington, D.C. Reagan-National Airport. Users have commonly found prices around $1,407 for the month, but tickets can be as low as $863. Due to multiple factors, prepare for potentially higher prices in June.

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

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

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

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

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

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

$1,534+ Flights from Washington, D.C. Reagan-National Airport to South Korea

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Cheap flight deals from Reagan-National to South Korea

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$1,043 (Kiwi.com)
One-way from	$461 (Kiwi.com)
Popular in	June
Cheapest in	January
Average price	$1,388

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

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

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

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

Search Deals

Highest demand for flights based on searches. 21% potential increase in price ($382 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).

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Average for round-trip flights in February 2025

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Find flight deals from Reagan-National to South Korea

Cheapest flights from Reagan-National to South Korea
Explore the most affordable flight options available from Reagan-National to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

Tue 3/116:00 pmDCA - ICN

2 stops37h 30mMultiple Airlines

Tue 4/812:50 pmICN - DCA

1 stop21h 09mMultiple Airlines

Deal found 2/21

$1,049

Wed 5/144:35 pmDCA - ICN

2 stops34h 30mAir Canada

Wed 5/285:45 pmICN - DCA

2 stops29h 34mAir Canada

Deal found 2/22

$1,172

Tue 4/226:35 amDCA - ICN

2 stops25h 35mCathay Pacific

Tue 5/208:05 pmICN - DCA

2 stops26h 24mCathay Pacific

Deal found 2/22

$1,280

Mon 4/75:55 pmDCA - CJJ

2 stops33h 30mMultiple Airlines

Mon 4/1410:30 amCJJ - DCA

2 stops48h 29mMultiple Airlines

Deal found 2/21

$1,363

Wed 4/26:00 amDCA - GMP

2 stops26h 50mJapan Airlines

Tue 4/87:20 pmGMP - DCA

2 stops33h 36mJapan Airlines

Deal found 2/21

$1,418

Mon 3/245:00 amDCA - ICN

2 stops21h 55mAmerican Airlines

Tue 4/85:25 pmICN - DCA

2 stops26h 54mAmerican Airlines

Deal found 2/21

$1,457

Wed 8/277:45 pmDCA - ICN

2 stops26h 35mFinnair

Sun 9/79:50 pmICN - DCA

2 stops38h 10mFinnair

Deal found 2/21

$1,474

Fri 9/55:00 pmDCA - ICN

2 stops60h 45mWestJet

Sun 9/149:40 pmICN - DCA

2 stops35h 42mWestJet

Deal found 2/21

$1,506

Wed 5/216:30 amDCA - ICN

2 stops34h 55mLOT

Sun 6/111:20 amICN - DCA

2 stops48h 39mLOT

Deal found 2/21

$1,545

Mon 3/311:10 amDCA - GMP

3 stops35h 55mMultiple Airlines

Tue 3/187:50 amGMP - DCA

2 stops21h 39mMultiple Airlines

Deal found 2/21

$1,701

Wed 8/279:45 amDCA - GMP

2 stops23h 35mANA

Mon 9/87:40 amGMP - DCA

2 stops25h 12mANA

Deal found 2/21

$1,709

Mon 4/75:30 pmDCA - PUS

2 stops37h 20mPhilippine Airlines

Mon 4/149:00 pmPUS - DCA

2 stops36h 53mPhilippine Airlines

Deal found 2/20

$1,839

Best flights from Reagan-National to South Korea
Discover carefully curated flight deals from Reagan-National to South Korea that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 22, 2025.

Tue 4/87:00 amDCA - ICN

2 stops47h 50mMultiple Airlines

Tue 4/1512:50 pmICN - DCA

1 stop21h 09mMultiple Airlines

Deal found 2/20

$1,043

Mon 5/129:40 amDCA - ICN

2 stops41h 25mAir Canada

Wed 5/285:45 pmICN - DCA

2 stops29h 34mAir Canada

Deal found 2/19

$1,172

Wed 3/266:00 amDCA - GMP

2 stops27h 20mJapan Airlines

Wed 4/167:55 amGMP - DCA

2 stops21h 01mJapan Airlines

Deal found 2/20

$1,410

Tue 5/275:49 pmDCA - ICN

2 stops28h 31mFinnair

Tue 7/159:50 pmICN - DCA

2 stops38h 13mFinnair

Deal found 2/20

$1,442

Wed 4/27:00 amDCA - ICN

2 stops34h 25mLOT

Tue 4/811:20 amICN - DCA

2 stops46h 39mLOT

Deal found 2/20

$1,445

Mon 3/245:00 amDCA - ICN

1 stop21h 55mAmerican Airlines

Tue 4/85:25 pmICN - DCA

1 stop28h 54mAmerican Airlines

Deal found 2/20

$1,451

Sun 4/66:00 amDCA - ICN

2 stops23h 45mWestJet

Mon 4/148:45 pmICN - DCA

2 stops35h 50mWestJet

Deal found 2/20

$1,459

Mon 4/75:30 pmDCA - PUS

2 stops37h 20mPhilippine Airlines

Mon 4/149:00 pmPUS - DCA

2 stops36h 53mPhilippine Airlines

Deal found 2/20

$1,839

Tue 4/13:30 pmDCA - GMP

2 stops30h 35mANA

Wed 4/97:55 pmGMP - DCA

2 stops31h 16mANA

Deal found 2/20

$1,928

Fri 3/218:10 amDCA - PUS

2 stops22h 15mKorean Air

Fri 3/284:10 pmPUS - DCA

2 stops20h 30mKorean Air

Deal found 2/19

$2,008

Mon 4/75:55 pmDCA - CJJ

2 stops33h 30mMultiple Airlines

Mon 4/1410:30 amCJJ - DCA

2 stops48h 29mMultiple Airlines

Deal found 2/21

$1,363

Sat 4/196:00 amDCA - PUS

2 stops24h 35mDelta

Sat 4/264:30 pmPUS - DCA

2 stops20h 28mDelta

Deal found 2/20

$2,931

Last-minute flights from Reagan-National to South Korea
Discover last-minute flight deals from Reagan-National to South Korea. Data last updated February 22, 2025 and is based on user searches.

Thu 2/276:00 amDCA - ICN

2 stops22h 25mAir Canada

Tue 4/85:45 pmICN - DCA

2 stops28h 08mAir Canada

Deal found 2/21

$1,419

Thu 2/277:59 amDCA - ICN

2 stops43h 16mQatar Airways

Thu 3/2012:20 amICN - DCA

2 stops31h 31mQatar Airways

Deal found 2/21

$2,460

Thu 2/276:09 amDCA - ICN

1 stop21h 36mKorean Air

Fri 3/215:50 pmICN - DCA

1 stop18h 50mKorean Air

Deal found 2/21

$2,629

Mon 3/36:32 amDCA - GMP

2 stops25h 48mJapan Airlines

Tue 3/187:50 amGMP - DCA

2 stops21h 39mJapan Airlines

Deal found 2/21

$1,527

Mon 3/36:13 amDCA - ICN

1 stop20h 32mAmerican Airlines

Tue 3/185:50 pmICN - DCA

1 stop18h 09mAmerican Airlines

Deal found 2/21

$1,596

Mon 3/311:10 amDCA - GMP

3 stops35h 55mMultiple Airlines

Tue 3/187:50 amGMP - DCA

2 stops21h 39mMultiple Airlines

Deal found 2/21

$1,701

Mon 3/35:59 pmDCA - ICN

1 stop21h 41mUnited Airlines

Tue 3/1811:45 amICN - DCA

1 stop18h 08mUnited Airlines

Deal found 2/21

$2,276

Tue 3/46:00 pmDCA - ICN

2 stops36h 30mMultiple Airlines

Tue 4/812:50 pmICN - DCA

1 stop21h 09mMultiple Airlines

Deal found 2/21

$1,131

Tue 3/47:05 pmDCA - ICN

2 stops36h 10mCathay Pacific

Wed 3/197:35 pmICN - DCA

2 stops33h 54mCathay Pacific

Deal found 2/21

$1,322

Thu 3/66:59 pmDCA - ICN

2 stops27h 21mFinnair

Mon 3/319:50 pmICN - DCA

2 stops38h 15mFinnair

Deal found 2/21

$1,726

Thu 3/65:23 pmDCA - ICN

2 stops33h 52mQatar Airways

Mon 3/2412:20 amICN - DCA

2 stops31h 31mQatar Airways

Deal found 2/21

$2,426

Tue 3/116:00 pmDCA - ICN

2 stops37h 30mMultiple Airlines

Tue 4/812:50 pmICN - DCA

1 stop21h 09mMultiple Airlines

Deal found 2/21

$1,049

One-way flights from Reagan-National to South Korea
Search for one-way flight options from Reagan-National to South Korea. Find affordable one-way fares based on user searches. Data last updated February 22, 2025.

Tue 3/116:00 pmDCA - ICN

2 stops37h 30mMultiple Airlines

Deal found 2/20

$461

Sat 3/16:00 pmDCA - GMP

3 stops53h 05mMultiple Airlines

Deal found 2/20

$641

Wed 2/266:00 amDCA - ICN

2 stops43h 15mAir Canada

Deal found 2/20

$681

Sun 5/2511:00 amDCA - ICN

2 stops42h 45mWestJet

Deal found 2/19

$706

Tue 2/251:03 pmDCA - TAE

3 stops49h 57mMultiple Airlines

Deal found 2/21

$768

Wed 2/265:15 pmDCA - PUS

2 stops35h 30mMultiple Airlines

Deal found 2/21

$778

Tue 4/16:59 pmDCA - GMP

2 stops26h 46mJapan Airlines

Deal found 2/20

$855

Tue 3/46:13 amDCA - ICN

1 stop20h 32mAmerican Airlines

Deal found 2/21

$953

Thu 3/279:46 amDCA - TAE

2 stops20h 59mKorean Air

Deal found 2/20

$1,076

Wed 5/286:33 amDCA - ICN

2 stops25h 37mCathay Pacific

Deal found 2/21

$1,180

Thu 2/277:44 amDCA - GMP

2 stops24h 46mANA

Deal found 2/20

$1,721

Find flights from Reagan-National to South Korea within your budget

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Tue 3/11

6:00 pm-8:30 pm

2 stops37h 30m

Incheon Intl

Tue 4/8

12:50 pm-8:59 pm

1 stop21h 09m

$1,049

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Wed 5/14

4:35 pm-4:05 pm

2 stops34h 30m

Incheon Intl

Wed 5/28

5:45 pm-10:19 am

2 stops29h 34m

$1,172

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Tue 4/22

6:35 am-9:10 pm

2 stops25h 35m

Incheon Intl

Tue 5/20

8:05 pm-9:29 am

2 stops26h 24m

$1,280

Washington, D.C.Cheongju

DCA - CJJ

DCACJJ

Washington, D.C. Reagan-National

Mon 4/7

5:55 pm-4:25 pm

2 stops33h 30m

Cheongju

Mon 4/14

10:30 am-9:59 pm

2 stops48h 29m

$1,363

Washington, D.C.Seoul

DCA - GMP

DCAGMP

Washington, D.C. Reagan-National

Wed 4/2

6:00 am-9:50 pm

2 stops26h 50m

Seoul Gimpo Intl

Tue 4/8

7:20 pm-3:56 pm

2 stops33h 36m

$1,418

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Mon 3/24

5:00 am-3:55 pm

2 stops21h 55m

Incheon Intl

Tue 4/8

5:25 pm-7:19 am

2 stops26h 54m

$1,457

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Tue 5/27

5:49 pm-11:20 am

2 stops28h 31m

Incheon Intl

Tue 7/15

9:50 pm-11:03 pm

2 stops38h 13m

$1,479

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Wed 5/21

6:30 am-6:25 am

2 stops34h 55m

Incheon Intl

Sun 6/1

11:20 am-10:59 pm

2 stops48h 39m

$1,545

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Sat 6/7

6:15 pm-6:45 pm

2 stops59h 30m

Incheon Intl

Sun 6/15

8:45 pm-11:28 pm

2 stops39h 43m

$1,551

Washington, D.C.Seoul

DCA - GMP

DCAGMP

Washington, D.C. Reagan-National

Mon 3/24

9:21 am-6:20 pm

2 stops19h 59m

Seoul Gimpo Intl

Tue 4/8

7:55 am-2:20 pm

2 stops19h 25m

$1,829

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 30 results

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

Have a flexible travel schedule? Discover the best time to fly to South Korea from Reagan-National 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.

Travel insights for flights from Reagan-National to South Korea

Get recent, data-driven insights about flights from Reagan-National to South Korea including ideal travel times, pricing trends, and more.

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

Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to South Korea (average of $1,036). Flying from Washington, D.C. Reagan-National Airport to South Korea in June is currently the most expensive (average of $1,697). 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 DCA to KR?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to South Korea as you normally would.

Rainfall in South Korea by month

In terms of precipitation, rainfall in South Korea ranges from 0.8 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit South Korea when rainfall is around 0.8 in.

Temperature in South Korea by month

If weather is an important factor for your trip to South Korea, 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 28.4 F).

Reviews of airlines servicing South Korea

Peruse reviews from past customers who have flown with ANA, Korean Air and Japan Airlines from Washington, D.C. to South Korea to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

ANA

8.4

Very good

836 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Feb 2025

MNL - HND

Great experience! Roomy economy leg room with foot rest, great crew and accommodations. Highly recommend!

ANA

8.4

Very good

836 reviews

ANA

8.4

Very good

836 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Feb 2025

MNL - HND

Great experience! Roomy economy leg room with foot rest, great crew and accommodations. Highly recommend!

Korean Air

8.4

Very good

1,036 reviews

ANA

8.4

Very good

836 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Feb 2025

MNL - HND

Great experience! Roomy economy leg room with foot rest, great crew and accommodations. Highly recommend!

Japan Airlines

8.3

Very good

1,440 reviews

ANA

8.4

Very good

836 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Feb 2025

MNL - HND

Great experience! Roomy economy leg room with foot rest, great crew and accommodations. Highly recommend!

Delta

8.0

Very good

8,212 reviews

ANA

8.4

Very good

836 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Feb 2025

MNL - HND

Great experience! Roomy economy leg room with foot rest, great crew and accommodations. Highly recommend!

LOT

7.6

Good

1,079 reviews

ANA

8.4

Very good

836 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Feb 2025

MNL - HND

Great experience! Roomy economy leg room with foot rest, great crew and accommodations. Highly recommend!

Related info for your journey

What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to South Korea one-way?
One-way options have recently been found by users for as low as $681 on Air Canada. Other airlines that offer cheap prices include WestJet from $706 and Japan Airlines from $855 one-way.
What are the most popular routes from Washington, D.C. Reagan-National Airport to South Korea?
Most travelers choose Washington, D.C. Reagan-National - Incheon Intl, Washington, D.C. Reagan-National - Seoul Gimpo Intl or Washington, D.C. Reagan-National - Busan Gimhae when deciding on the best route from Washington, D.C. Reagan-National Airport to South Korea.
Can I find deals for flights from Reagan-National to South Korea that include hotel bookings?
Yes. In addition to deals on Reagan-National to South Korea flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to South Korea?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to South Korea.
Can I find deals for business class flights from Reagan-National to South Korea?
Yes. Cheapflights offers flight deals from Reagan-National to South Korea 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 Washington, D.C. Reagan-National Airport to South Korea?
Currently, February is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to South Korea (average of $1,036). Flying from Washington, D.C. Reagan-National Airport to South Korea in June is currently the most expensive (average of $1,697). 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

Alternative routes for Reagan-National to South Korea

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Complete your trip

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Seoul car rentals

Top 4 airlines flying from Reagan-National to South Korea

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest$867	Average$1,365	FlexibilityNo cancel fee	On-time67%
American Airlines	Cheapest$877	Average$1,416	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$1,206	Average$2,198	FlexibilityNo cancel fee	On-timeN/A
Korean Air	Cheapest$1,527	Average$1,944	FlexibilityNo cancel fee	On-time81%

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$461+ Cheap flights from Reagan-National (DCA) to South Korea

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Reagan-National to South Korea

Keep the following information in mind while searching for Reagan-National to South Korea flight deals. Data was last updated February 22, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Reagan-National to South Korea

Cheapest flights from Reagan-National to South KoreaExplore the most affordable flight options available from Reagan-National to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

Explore the most affordable flight options available from Reagan-National to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

Find flights from Reagan-National to South Korea within your budget

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

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

Travel insights for flights from Reagan-National to South Korea

Get recent, data-driven insights about flights from Reagan-National to South Korea including ideal travel times, pricing trends, and more.

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

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

Find hourly flight availability from Reagan-National to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 22, 2025.

Rainfall in South Korea by month

Plan your trip to South Korea by taking into account the average rainfall totals by month.

Temperature in South Korea by month

Plan your trip to South Korea by taking into account the average temperature totals by month.

Reviews of airlines servicing South Korea

Peruse reviews from past customers who have flown with ANA, Korean Air and Japan Airlines from Washington, D.C. to South Korea to help guide your decision. 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 Reagan-National to South Korea. 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 Washington, D.C. Reagan-National Airport to South Korea one-way?

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

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

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

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

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

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Alternative routes for Reagan-National to South Korea

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Top 4 airlines flying from Reagan-National to South Korea

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Cheapest flights from Reagan-National to South Korea
Explore the most affordable flight options available from Reagan-National to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.