What are the cheapest airlines to fly from Seoul Gimpo Intl Airport to District of Columbia one-way?

The cheapest airline one-way is Japan Airlines, with whom users have recently found tickets for as low as $577. However, be on the lookout for offers from EVA Air and ANA, as they are both options that can get you from Seoul Gimpo Intl Airport to District of Columbia for a low price.

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

Currently, August is the cheapest month in which you can book a flight from Seoul Gimpo Intl Airport to District of Columbia (average of $241). Flying from Seoul Gimpo Intl Airport to District of Columbia 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.

In terms of precipitation, rainfall in District of Columbia 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 District of Columbia when rainfall is around 2.6 in.

If weather is an important factor for your trip to District of Columbia, 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 is the cheapest month to fly from Seoul Gimpo Intl Airport to District of Columbia?

February is one of the best times of the year to fly to District of Columbia from Seoul Gimpo Intl Airport. 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

What is the cheapest time of day to fly from GMP to DC?

When flying from Seoul Gimpo Intl Airport to District of Columbia, 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 Gimpo Intl to District of Columbia that include hotel bookings?

Yes. In addition to deals on Gimpo Intl to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

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

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gimpo Intl to District of Columbia.

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

Yes. Cheapflights offers flight deals from Gimpo Intl to District of Columbia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$577+ Flights from Seoul Gimpo Intl Airport to District of Columbia

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Cheap flight deals from Gimpo Intl to District of Columbia

Round-trip from	$968 (WhyPayMore)
One-way from	$577 (Ovago)
Popular in	July
Cheapest in	February
Average price	$1,216

From Seoul Gimpo Intl to District of Columbia

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One-way flight from Seoul Gimpo Intl to District of Columbia

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

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

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Average for round-trip flights in July 2025

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Find flight deals from Gimpo Intl to District of Columbia

Cheapest flights from Gimpo Intl to District of Columbia
Explore the most affordable flight options available from Gimpo Intl to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

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 stops21h 24mMultiple Airlines

Sat 9/2710:45 pmDCA - GMP

2 stops23h 00mMultiple Airlines

Deal found 7/30

$991

Wed 11/2612:25 pmGMP - DCA

2 stops38h 34mANA

Tue 12/22:00 pmDCA - GMP

2 stops42h 30mANA

Deal found 7/30

$1,020

Thu 9/117:55 amGMP - DCA

2 stops19h 29mJapan Airlines

Wed 9/249:59 amDCA - GMP

2 stops22h 51mJapan Airlines

Deal found 7/31

$1,064

Best flights from Gimpo Intl to District of Columbia
Discover carefully curated flight deals from Gimpo Intl to District of Columbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 31, 2025.

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 stops21h 24mMultiple Airlines

Sat 9/2710:45 pmDCA - GMP

2 stops23h 00mMultiple Airlines

Deal found 7/30

$991

Thu 9/117:55 amGMP - DCA

2 stops19h 29mJapan Airlines

Wed 9/249:59 amDCA - GMP

2 stops22h 51mJapan Airlines

Deal found 7/31

$1,064

Wed 11/2612:25 pmGMP - DCA

2 stops38h 34mANA

Tue 12/22:00 pmDCA - GMP

2 stops42h 30mANA

Deal found 7/30

$1,020

Last-minute flights from Gimpo Intl to District of Columbia
Discover last-minute flight deals from Gimpo Intl to District of Columbia. Data last updated July 31, 2025 and is based on user searches.

Tue 8/58:40 amGMP - DCA

2 stops49h 22mANA

Sun 8/103:30 pmDCA - GMP

2 stops41h 50mANA

Deal found 7/30

$2,619

Tue 8/58:40 amGMP - DCA

2 stops49h 22mMultiple Airlines

Mon 8/118:40 pmDCA - GMP

2 stops36h 45mMultiple Airlines

Deal found 7/30

$2,819

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

Thu 8/712:40 pmGMP - IAD

1 stop34h 25mANA

Thu 8/1412:15 pmIAD - GMP

1 stop33h 50mANA

Deal found 7/31

$1,601

Sat 8/912:05 pmGMP - DCA

2 stops24h 13mJapan Airlines

Sat 8/166:45 amDCA - GMP

2 stops26h 05mJapan Airlines

Deal found 7/31

$1,613

Fri 8/157:55 amGMP - IAD

2 stops36h 32mJapan Airlines

Fri 9/127:00 amIAD - GMP

2 stops25h 50mJapan Airlines

Deal found 7/30

$1,458

Fri 8/227:55 amGMP - DCA

2 stops19h 20mMultiple Airlines

Wed 8/2710:09 pmDCA - GMP

2 stops23h 36mMultiple Airlines

Deal found 7/31

$1,463

Mon 8/257:55 amGMP - DCA

2 stops19h 20mJapan Airlines

Mon 9/2210:45 pmDCA - GMP

2 stops23h 00mJapan Airlines

Deal found 7/31

$1,454

Thu 8/2812:40 pmGMP - IAD

1 stop34h 25mANA

Thu 9/1112:15 pmIAD - GMP

1 stop33h 50mANA

Deal found 7/30

$1,009

Thu 8/287:20 pmGMP - IAD

2 stops34h 53mMultiple Airlines

Thu 9/46:25 amIAD - GMP

2 stops26h 25mMultiple Airlines

Deal found 7/29

$1,375

One-way flights from Gimpo Intl to District of Columbia
Search for one-way flight options from Gimpo Intl to District of Columbia. Find affordable one-way fares based on user searches. Data last updated July 31, 2025.

Wed 9/107:55 amGMP - DCA

2 stops28h 12mJapan Airlines

Deal found 7/30

$577

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

Fri 9/127:55 amGMP - IAD

2 stops36h 38mJapan Airlines

Deal found 7/31

$625

Tue 12/27:00 pmGMP - DCA

2 stops39h 55mEVA Air

Deal found 7/31

$708

Tue 8/57:15 pmGMP - IAD

2 stops37h 04mEVA Air

Deal found 7/30

$945

Thu 9/47:55 pmGMP - IAD

1 stop27h 10mANA

Deal found 7/31

$1,119

Fri 10/37:55 pmGMP - DCA

2 stops38h 08mANA

Deal found 7/30

$1,516

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

Wed 9/10

7:55 pm-10:05 am

1 stop27h 10m

Washington, D.C. Dulles Intl

Fri 12/5

11:05 am-10:30 pm

1 stop21h 25m

$968

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Sat 9/20

7:55 am-4:19 pm

2 stops21h 24m

Washington, D.C. Reagan-National

Sat 9/27

10:45 pm-10:45 am

2 stops23h 00m

$991

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Wed 11/26

12:25 pm-12:59 pm

2 stops38h 34m

Washington, D.C. Reagan-National

Tue 12/2

2:00 pm-10:30 pm

2 stops42h 30m

$1,020

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Thu 9/11

7:55 am-2:24 pm

2 stops19h 29m

Washington, D.C. Reagan-National

Wed 9/24

9:59 am-9:50 pm

2 stops22h 51m

$1,064

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Wed 9/10

7:55 am-11:07 pm

2 stops28h 12m

$577

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Tue 8/26

6:55 pm-8:59 pm

3 stops39h 04m

$599

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

Wed 9/10

7:55 am-4:50 pm

2 stops21h 55m

$620

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

Fri 9/12

7:55 am-7:33 am

2 stops36h 38m

$625

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Tue 12/2

7:00 pm-8:55 pm

2 stops39h 55m

$708

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

Tue 8/5

7:15 pm-7:19 pm

2 stops37h 04m

$945

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 12 results

Best time to book a flight from Gimpo Intl to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Gimpo Intl 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 Gimpo Intl Airport to District of Columbia

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing District of Columbia

Read through reviews of airlines operating flights from Seoul Gimpo Intl Airport to District of Columbia, such as EVA Air, ANA, and Japan Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

EVA Air

8.4

Very good

1,220 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

1,220 reviews

EVA Air

8.4

Very good

1,220 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

1,220 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

1,220 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 Seoul Gimpo Intl Airport to District of Columbia one-way?
The cheapest airline one-way is Japan Airlines, with whom users have recently found tickets for as low as $577. However, be on the lookout for offers from EVA Air and ANA, as they are both options that can get you from Seoul Gimpo Intl Airport to District of Columbia for a low price.
Can I find deals for flights from Gimpo Intl to District of Columbia that include hotel bookings?
Yes. In addition to deals on Gimpo Intl to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Gimpo Intl to District of Columbia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gimpo Intl to District of Columbia.
Can I find deals for business class flights from Gimpo Intl to District of Columbia?
Yes. Cheapflights offers flight deals from Gimpo Intl to District of Columbia 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 Gimpo Intl Airport to District of Columbia?
Currently, August is the cheapest month in which you can book a flight from Seoul Gimpo Intl Airport to District of Columbia (average of $241). Flying from Seoul Gimpo Intl Airport to District of Columbia 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

Browse thousands of different options on Cheapflights for your next trip

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$577+ Cheap flights from Gimpo Intl (GMP) to District of Columbia

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Gimpo Intl to District of Columbia with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Gimpo Intl to District of Columbia

Keep the following information in mind while searching for Gimpo Intl to District of Columbia flight deals. Data was last updated July 31, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Gimpo Intl to District of Columbia

Cheapest flights from Gimpo Intl to District of ColumbiaExplore the most affordable flight options available from Gimpo Intl to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Explore the most affordable flight options available from Gimpo Intl to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Gimpo Intl to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Gimpo Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Seoul Gimpo Intl Airport to District of Columbia

Reviews of airlines servicing District of Columbia

Read through reviews of airlines operating flights from Seoul Gimpo Intl Airport to District of Columbia, such as EVA Air, ANA, and Japan Airlines. You can also see how each airline stacks up 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 Gimpo Intl to District of Columbia. 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 Seoul Gimpo Intl Airport to District of Columbia one-way?

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

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

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

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

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 Gimpo Intl to District of Columbia

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Cheapest flights from Gimpo Intl to District of Columbia
Explore the most affordable flight options available from Gimpo Intl to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.