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$728+ 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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
GMP — IAD
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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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 November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,032
(WhyPayMore)

One-way from

$728
(Kiwi.com)

Popular in

August

Cheapest in

September

Average price

$967
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 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. 17% potential increase in price ($223 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($75 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 3, 2025.

This Trip.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:50 pmGMP - IAD
1 stop27h 20mANA
Fri 8/2812:15 pmIAD - GMP
1 stop21h 05mANA
Deal found 11/1$1,085
This WhyPayMore deal was found by Cheapflights users on 11/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/157:50 pmGMP - IAD
1 stop27h 20mANA
Fri 2/2711:10 amIAD - GMP
1 stop21h 20mANA
Deal found 11/3$1,099
This Gotogate deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:50 pmGMP - IAD
2 stops18h 36mMultiple Airlines
Wed 1/219:00 amIAD - GMP
2 stops23h 30mMultiple Airlines
Deal found 11/2$1,111
This Gotogate deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:50 pmGMP - DCA
2 stops20h 45mMultiple Airlines
Wed 1/219:40 amDCA - GMP
2 stops22h 50mMultiple Airlines
Deal found 11/2$1,111
This Japan Airlines deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/208:00 amGMP - DCA
2 stops21h 59mMultiple Airlines
Wed 12/38:36 amDCA - GMP
2 stops23h 29mMultiple Airlines
Deal found 11/1$1,293
This American Airlines deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/238:00 amGMP - DCA
2 stops19h 53mMultiple Airlines
Wed 1/217:50 amDCA - GMP
2 stops24h 15mMultiple Airlines
Deal found 11/2$1,336
This Sembo deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1612:25 pmGMP - IAD
1 stop34h 45mANA
Tue 12/2311:10 amIAD - GMP
1 stop21h 20mANA
Deal found 11/1$1,338
This American Airlines deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/28:00 amGMP - DCA
2 stops21h 44mMultiple Airlines
Tue 12/98:30 amDCA - GMP
2 stops23h 35mMultiple Airlines
Deal found 10/31$1,339
This American Airlines deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/258:00 amGMP - DCA
2 stops19h 50mMultiple Airlines
Tue 12/96:10 amDCA - GMP
2 stops25h 55mMultiple Airlines
Deal found 11/2$1,391
This FlightHub deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/198:00 amGMP - DCA
2 stops19h 51mJapan Airlines
Mon 1/196:10 amDCA - GMP
2 stops22h 10mJapan Airlines
Deal found 11/2$1,428
This Cheapflightsfares deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:50 pmGMP - IAD
1 stop27h 20mANA
Wed 1/2111:10 amIAD - GMP
1 stop21h 20mANA
Deal found 11/2$1,432
This Cheapflightsfares deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:50 pmGMP - IAD
1 stop27h 20mANA
Mon 1/261:05 pmIAD - GMP
2 stops32h 15mANA
Deal found 11/2$1,437

Cheapflights Fare Finder

 
Customize your flight search to find flights from Gimpo Intl to District of Columbia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
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

Gimpo Intl

Fly to

District of Columbia

Route

Depart

Return

Price

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

Wed 2/11

7:50 pm-9:10 am

1 stop27h 20m

Washington, D.C. Dulles Intl

Mon 3/9

12:15 pm-10:30 pm

1 stop21h 15m

$1,032

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

Fri 3/6

7:45 am-7:29 am

2 stops37h 44m

Washington, D.C. Dulles Intl

Tue 4/21

3:30 pm-10:20 pm

2 stops41h 50m

$1,080

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

Wed 1/28

7:50 pm-9:10 am

1 stop27h 20m

Washington, D.C. Dulles Intl

Fri 2/27

11:10 am-10:30 pm

1 stop21h 20m

$1,099

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

Mon 12/15

7:50 pm-9:10 am

1 stop27h 20m

Washington, D.C. Dulles Intl

Fri 2/27

11:10 am-10:30 pm

1 stop21h 20m

$1,099

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

Thu 2/5

12:25 pm-9:10 am

1 stop34h 45m

Washington, D.C. Dulles Intl

Sun 2/8

8:20 am-11:20 am

2 stops37h 00m

$1,110

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

Wed 12/24

3:50 pm-8:26 pm

2 stops18h 36m

Washington, D.C. Dulles Intl

Wed 1/21

9:00 am-10:30 pm

2 stops23h 30m

$1,111

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Thu 2/5

7:50 pm-1:13 pm

2 stops31h 23m

Washington, D.C. Reagan-National

Sun 2/8

7:30 am-11:20 am

2 stops37h 50m

$1,115

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

Fri 1/30

7:50 pm-9:10 am

1 stop27h 20m

Washington, D.C. Dulles Intl

Fri 2/27

11:10 am-10:30 pm

1 stop21h 20m

$1,150

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Thu 1/29

8:00 am-10:03 pm

2 stops28h 03m

Washington, D.C. Reagan-National

Wed 2/25

6:05 am-10:05 pm

2 stops26h 00m

$1,194

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Wed 1/28

7:45 am-7:13 pm

2 stops25h 28m

Washington, D.C. Reagan-National

Fri 2/27

8:20 am-10:30 pm

2 stops24h 10m

$1,233

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Showing 1-10 of 35 results
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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.

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.

  • How long is the flight from Seoul Gimpo Intl Airport to District of Columbia?

    A quick flight from Seoul Gimpo Intl Airport to District of Columbia can take about 27h 20m. ANA provides one of the quickest options available for as low as $1,032. There are 6925 mi between Seoul Gimpo Intl Airport and District of Columbia. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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.

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Alternative routes for Gimpo Intl to District of Columbia

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