What is the cheapest airline that flies from Seoul Gimpo Intl to Washington, D.C.?

Japan Airlines and EVA Air are the most popular carriers operating from Seoul Gimpo Intl to Washington, D.C.

How old do you have to be to fly from Seoul Gimpo Intl Airport to Washington, D.C.?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seoul Gimpo Intl Airport to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$504 Cheap Flights from Seoul Gimpo Intl Airport to Washington, D.C. in 2025

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Find the cheapest flights from Seoul Gimpo Intl Airport to Washington, D.C.

Round-trip

One-way

Last minute

Cheap round-trip flights

7:50 pm - 9:10 amGMP-IAD

27h 20m1 stop

11:05 am - 10:30 pmIAD-GMP

21h 25m1 stop

$1,026ANA

Find Deal

mié., dic. 3 - mié., ene. 7

12:40 pm - 10:05 amGMP-IAD

34h 25m1 stop

12:15 pm - 10:20 pmIAD-GMP

21h 05m1 stop

$1,030ANA

Find Deal

dom., sep. 21 - vie., sep. 26

12:25 pm - 9:10 amGMP-IAD

34h 45m1 stop

12:35 pm - 6:35 pmIAD-GMP

40h 00m2 stops

$1,047ANA

Find Deal

lun., feb. 2 - dom., feb. 15

7:50 pm - 9:10 amGMP-IAD

27h 20m1 stop

12:10 pm - 10:30 pmIAD-GMP

21h 20m1 stop

$1,052ANA

Find Deal

mié., feb. 11 - lun., mar. 9

7:55 pm - 10:05 amGMP-IAD

27h 10m1 stop

11:05 am - 10:30 pmIAD-GMP

21h 25m1 stop

$1,054ANA

Find Deal

mié., sep. 24 - lun., dic. 8

12:40 pm - 10:05 amGMP-IAD

34h 25m1 stop

11:05 am - 10:30 pmIAD-GMP

21h 25m1 stop

$1,055ANA

Find Deal

mié., sep. 17 - vie., dic. 5

7:55 am - 10:57 pmGMP-DCA

28h 02m2 stops

6:38 am - 9:50 pmDCA-GMP

26h 12m2 stops

$1,082Japan Airlines

Find Deal

vie., oct. 17 - vie., oct. 24

7:55 am - 10:57 pmGMP-DCA

28h 02m2 stops

6:32 am - 9:50 pmDCA-GMP

26h 18m2 stops

$1,095Japan Airlines

Find Deal

jue., oct. 16 - jue., oct. 23

7:55 am - 10:57 pmGMP-DCA

28h 02m2 stops

6:38 am - 9:50 pmDCA-GMP

26h 12m2 stops

$1,104Japan Airlines

Find Deal

lun., oct. 13 - mié., oct. 22

7:55 am - 4:26 pmGMP-DCA

21h 31m2 stops

9:21 am - 9:50 pmDCA-GMP

23h 29m2 stops

$1,167

Find Deal

vie., oct. 17 - vie., oct. 24

Japan Airlines flights from Seoul Gimpo Intl Airport to Washington, D.C.

Our best Japan Airlines deals on Seoul Gimpo Intl Airport to Washington, D.C. flight tickets

Japan Airlines

Oct 17

GMP7:55 amSeoul Gimpo Intl

28h 02m

2 stops

DCA10:57 pmWashington, D.C. Reagan-National

Oct 24

DCA6:38 amWashington, D.C. Reagan-National

26h 12m

2 stops

GMP9:50 pmSeoul Gimpo Intl

$1,082

Find similar

Japan Airlines

Oct 16

GMP7:55 amSeoul Gimpo Intl

28h 02m

2 stops

DCA10:57 pmWashington, D.C. Reagan-National

Oct 23

DCA6:32 amWashington, D.C. Reagan-National

26h 18m

2 stops

GMP9:50 pmSeoul Gimpo Intl

$1,095

Find similar

Japan Airlines

Oct 13

GMP7:55 amSeoul Gimpo Intl

28h 02m

2 stops

DCA10:57 pmWashington, D.C. Reagan-National

Oct 22

DCA6:38 amWashington, D.C. Reagan-National

26h 12m

2 stops

GMP9:50 pmSeoul Gimpo Intl

$1,104

Find similar

ANA flights from Seoul Gimpo Intl Airport to Washington, D.C.

Our best ANA deals on Seoul Gimpo Intl Airport to Washington, D.C. flight tickets

ANA

Dec 3

GMP7:50 pmSeoul Gimpo Intl

27h 20m

1 stop

IAD9:10 amWashington, D.C. Dulles Intl

Jan 7

IAD11:05 amWashington, D.C. Dulles Intl

21h 25m

1 stop

GMP10:30 pmSeoul Gimpo Intl

$1,026

Find similar

ANA

Sep 21

GMP12:40 pmSeoul Gimpo Intl

34h 25m

1 stop

IAD10:05 amWashington, D.C. Dulles Intl

Sep 26

IAD12:15 pmWashington, D.C. Dulles Intl

21h 05m

1 stop

GMP10:20 pmSeoul Gimpo Intl

$1,030

Find similar

ANA

Feb 2

GMP12:25 pmSeoul Gimpo Intl

34h 45m

1 stop

IAD9:10 amWashington, D.C. Dulles Intl

Feb 15

IAD12:35 pmWashington, D.C. Dulles Intl

40h 00m

2 stops

GMP6:35 pmSeoul Gimpo Intl

$1,047

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Seoul Gimpo Intl Airport to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

mié. 12/3

7:50 pm-9:10 am

1 stop27h 20m

Washington, D.C. Dulles Intl

mié. 1/7

11:05 am-10:30 pm

1 stop21h 25m

$1,026

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

dom. 9/21

12:40 pm-10:05 am

1 stop34h 25m

Washington, D.C. Dulles Intl

vie. 9/26

12:15 pm-10:20 pm

1 stop21h 05m

$1,030

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

lun. 2/2

12:25 pm-9:10 am

1 stop34h 45m

Washington, D.C. Dulles Intl

dom. 2/15

12:35 pm-6:35 pm

2 stops40h 00m

$1,047

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

mié. 2/11

7:50 pm-9:10 am

1 stop27h 20m

Washington, D.C. Dulles Intl

lun. 3/9

12:10 pm-10:30 pm

1 stop21h 20m

$1,052

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

mié. 9/24

7:55 pm-10:05 am

1 stop27h 10m

Washington, D.C. Dulles Intl

lun. 12/8

11:05 am-10:30 pm

1 stop21h 25m

$1,054

SeoulWashington, D.C.

GMP - IAD

GMPIAD

Seoul Gimpo Intl

mié. 9/17

12:40 pm-10:05 am

1 stop34h 25m

Washington, D.C. Dulles Intl

vie. 12/5

11:05 am-10:30 pm

1 stop21h 25m

$1,055

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

vie. 10/17

7:55 am-10:57 pm

2 stops28h 02m

Washington, D.C. Reagan-National

vie. 10/24

6:38 am-9:50 pm

2 stops26h 12m

$1,082

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

jue. 10/16

7:55 am-10:57 pm

2 stops28h 02m

Washington, D.C. Reagan-National

jue. 10/23

6:32 am-9:50 pm

2 stops26h 18m

$1,095

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

lun. 10/13

7:55 am-10:57 pm

2 stops28h 02m

Washington, D.C. Reagan-National

mié. 10/22

6:38 am-9:50 pm

2 stops26h 12m

$1,104

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

vie. 10/17

7:55 am-4:26 pm

2 stops21h 31m

Washington, D.C. Reagan-National

vie. 10/24

9:21 am-9:50 pm

2 stops23h 29m

$1,167

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seoul Gimpo Intl Airport to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to Washington, D.C.?

On average, the least expensive day to fly to Washington, D.C. from Seoul Gimpo Intl Airport is on a Saturday. momondo users have found tickets for Saturday departures for as low as $1,371. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Seoul Gimpo Intl Airport to Washington, D.C. for around $1,646.

What is the cheapest time of day to depart on your flight to Washington, D.C.?

In the afternoon is the cheapest time of day to fly from Seoul Gimpo Intl Airport to Washington, D.C. when you can find flight prices for as low as $919. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $1,514. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Seoul Gimpo Intl Airport to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Seoul Gimpo Intl Airport to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seoul Gimpo Intl Airport to Washington, D.C. (GMP to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seoul Gimpo Intl Airport to Washington, D.C.

Direct flights	None

There are no direct flights from Seoul Gimpo Intl Airport to Washington, D.C.. There are no popular flight routes from Seoul Gimpo Intl Airport to Washington, D.C..

Search flight deals

How far is Seoul Gimpo Intl to Washington, D.C. by plane?
The distance between Seoul Gimpo Intl and Washington, D.C. is about 6935.3 mi. Typically, this will take 19h 03m by plane in normal conditions.
When did momondo last update prices for flights from Seoul Gimpo Intl Airport to Washington, D.C.?
Prices for flights from Seoul Gimpo Intl Airport to Washington, D.C. refresh daily.
How old do you have to be to fly from Seoul Gimpo Intl Airport to Washington, D.C.?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seoul Gimpo Intl Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The travel and health documents required for your trip to Washington, D.C. can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C.. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Alexandria

Gettysburg

National Harbor

Arlington

Woodbridge

Waldorf

Tysons

Laurel

Silver Spring

Colonial Beach

Fredericksburg

Towson

Rockville

Manassas

Reston

Fairfax

Gaithersburg

Glen Burnie

Springfield

Linthicum Heights

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to Washington, D.C.?

Finding the right flight to Washington, D.C. from Seoul is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

Can I find flights from Seoul to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Seoul to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from Seoul to Washington, D.C.?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Seoul.

I’m not ready to book a flight from Seoul to Washington, D.C. right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seoul to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

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Flights to New Yorkfrom $38

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Flights to Orlandofrom $55

Flights to Las Vegasfrom $39

Flights to San Franciscofrom $63

Flights to Bostonfrom $51

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Flights to Dallasfrom $63

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Flights to Denverfrom $51

Cheap flights from Seoul Gimpo Intl Airport to Washington, D.C. from $504

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Big names and deals

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Filter for what you want

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Find the cheapest flights from Seoul Gimpo Intl Airport to Washington, D.C.

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Japan Airlines flights from Seoul Gimpo Intl Airport to Washington, D.C.

Our best Japan Airlines deals on Seoul Gimpo Intl Airport to Washington, D.C. flight tickets

ANA flights from Seoul Gimpo Intl Airport to Washington, D.C.

Our best ANA deals on Seoul Gimpo Intl Airport to Washington, D.C. flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Seoul Gimpo Intl Airport to Washington, D.C. that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Seoul Gimpo Intl Airport to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Washington, D.C.?

What is the cheapest time of day to depart on your flight to Washington, D.C.?

What is the cheapest airline that flies from Seoul Gimpo Intl to Washington, D.C.?

Japan Airlines and EVA Air are the most popular carriers operating from Seoul Gimpo Intl to Washington, D.C.

When to book flights from Seoul Gimpo Intl Airport to Washington, D.C.

Cheap Seoul Gimpo Intl Airport to Washington, D.C. (GMP to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seoul Gimpo Intl Airport to Washington, D.C.

Direct flights

How far is Seoul Gimpo Intl to Washington, D.C. by plane?

When did momondo last update prices for flights from Seoul Gimpo Intl Airport to Washington, D.C.?

How old do you have to be to fly from Seoul Gimpo Intl Airport to Washington, D.C.?

What documentation or ID do you need to fly to Washington, D.C.?

Traveling to a place near Washington, D.C.?

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to Washington, D.C.?

Can I find flights from Seoul to Washington, D.C. with flexible booking policies on momondo?

How can momondo help me find flights from Seoul to Washington, D.C.?

I’m not ready to book a flight from Seoul to Washington, D.C. right now. Can momondo alert me if prices change?

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.