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Cheap flights from District of Columbia to Seoul from $520

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from District of Columbia to Seoul departing on 8/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from District of Columbia to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
EVA Air Logo
1:50 am - 7:15 pm
IAD
-
GMP
28h 25m
1 stop
EVA Air Logo
1:50 pm - 10:00 pm
GMP
-
IAD
21h 10m
1 stop
$1,044EVA Air
Mon, Aug 31 - Sat, Sep 19
EVA Air Logo
1:50 am - 7:15 pm
IAD
-
GMP
28h 25m
1 stop
EVA Air Logo
1:50 pm - 10:00 pm
GMP
-
IAD
21h 10m
1 stop
$1,159EVA Air
Mon, Aug 31 - Fri, Oct 2
Multiple Airlines Logo
1:50 am - 7:15 pm
IAD
-
GMP
28h 25m
1 stop
Multiple Airlines Logo
1:50 pm - 5:40 am
GMP
-
IAD
28h 50m
2 stops
$1,178Multiple Airlines
Mon, Aug 31 - Fri, Oct 2
Multiple Airlines Logo
1:50 am - 7:15 pm
IAD
-
GMP
28h 25m
1 stop
Multiple Airlines Logo
1:50 pm - 4:30 pm
GMP
-
IAD
39h 40m
2 stops
$1,195Multiple Airlines
Mon, Aug 31 - Fri, Oct 2
EVA Air Logo
1:50 am - 7:15 pm
IAD
-
GMP
28h 25m
1 stop
EVA Air Logo
1:50 pm - 10:30 pm
GMP
-
IAD
21h 40m
1 stop
$1,196EVA Air
Mon, Aug 17 - Fri, Aug 28
EVA Air Logo
1:15 am - 12:50 pm
IAD
-
GMP
22h 35m
1 stop
EVA Air Logo
1:50 pm - 10:00 pm
GMP
-
IAD
21h 10m
1 stop
$1,221EVA Air
Wed, Oct 7 - Sat, Oct 17
EVA Air Logo
1:15 am - 12:50 pm
IAD
-
GMP
22h 35m
1 stop
EVA Air Logo
1:50 pm - 10:00 pm
GMP
-
IAD
21h 10m
1 stop
$1,221EVA Air
Wed, Oct 7 - Fri, Oct 16
EVA Air Logo
1:15 am - 7:15 pm
IAD
-
GMP
29h 00m
1 stop
EVA Air Logo
1:50 pm - 10:00 pm
GMP
-
IAD
21h 10m
1 stop
$1,231EVA Air
Mon, Oct 12 - Fri, Oct 16
EVA Air Logo
1:15 am - 7:15 pm
IAD
-
GMP
29h 00m
1 stop
EVA Air Logo
1:50 pm - 10:00 pm
GMP
-
IAD
21h 10m
1 stop
$1,231EVA Air
Mon, Oct 12 - Sat, Oct 17
Multiple Airlines Logo
5:00 pm - 6:00 pm
DCA
-
GMP
35h 00m
2 stops
Multiple Airlines Logo
8:15 pm - 5:59 pm
GMP
-
DCA
35h 44m
2 stops
$1,322Multiple Airlines
Sun, Nov 1 - Wed, Nov 4

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Japan Airlines flights from District of Columbia to Seoul Gimpo Intl Airport

Our best Japan Airlines deals on District of Columbia to Seoul Gimpo Intl Airport flight tickets
Japan Airlines
Aug 18
DCA6:00 amWashington, D.C. Reagan-National
26h 15m
2 stops
GMP9:15 pmSeoul Gimpo Intl
Aug 25
GMP8:00 amSeoul Gimpo Intl
21h 29m
2 stops
DCA4:29 pmWashington, D.C. Reagan-National
$1,447
Japan Airlines
Aug 24
DCA11:35 amWashington, D.C. Reagan-National
20h 40m
2 stops
GMP9:15 pmSeoul Gimpo Intl
Aug 31
GMP8:00 amSeoul Gimpo Intl
21h 29m
2 stops
DCA4:29 pmWashington, D.C. Reagan-National
$1,452
Japan Airlines
Jan 11
DCA2:52 pmWashington, D.C. Reagan-National
30h 03m
2 stops
GMP10:55 amSeoul Gimpo Intl
Feb 1
GMP8:00 amSeoul Gimpo Intl
23h 08m
2 stops
DCA5:08 pmWashington, D.C. Reagan-National
$1,472

ANA flights from District of Columbia to Seoul Gimpo Intl Airport

Our best ANA deals on District of Columbia to Seoul Gimpo Intl Airport flight tickets
ANA
Aug 12
IAD12:15 pmWashington, D.C. Dulles Intl
21h 05m
1 stop
GMP10:20 pmSeoul Gimpo Intl
Aug 21
GMP7:40 amSeoul Gimpo Intl
21h 10m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
$2,204
ANA
Aug 14
IAD12:15 pmWashington, D.C. Dulles Intl
21h 05m
1 stop
GMP10:20 pmSeoul Gimpo Intl
Aug 23
GMP7:40 amSeoul Gimpo Intl
21h 10m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
$2,254
ANA
Aug 16
IAD3:40 pmWashington, D.C. Dulles Intl
30h 25m
2 stops
GMP11:05 amSeoul Gimpo Intl
Aug 23
GMP7:40 amSeoul Gimpo Intl
21h 10m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
$2,264

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia to Seoul Gimpo Intl Airport 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, momondo users made 832,500 searches. Data last updated August 3, 2026.
Use the filters below to find and compare flights from District of Columbia to Seoul Gimpo Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

Mon 8/31

1:50 am-7:15 pm

1 stop28h 25m

Seoul Gimpo Intl

Sat 9/19

1:50 pm-10:00 pm

1 stop21h 10m

$1,044

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

Mon 8/31

1:50 am-7:15 pm

1 stop28h 25m

Seoul Gimpo Intl

Fri 10/2

1:50 pm-10:00 pm

1 stop21h 10m

$1,159

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

Mon 8/31

1:50 am-7:15 pm

1 stop28h 25m

Seoul Gimpo Intl

Fri 10/2

1:50 pm-5:40 am

2 stops28h 50m

$1,178

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

Mon 8/31

1:50 am-7:15 pm

1 stop28h 25m

Seoul Gimpo Intl

Fri 10/2

1:50 pm-4:30 pm

2 stops39h 40m

$1,195

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

Mon 8/17

1:50 am-7:15 pm

1 stop28h 25m

Seoul Gimpo Intl

Fri 8/28

1:50 pm-10:30 pm

1 stop21h 40m

$1,196
Quickest round-trip

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

Wed 10/7

1:15 am-12:50 pm

1 stop22h 35m

Seoul Gimpo Intl

Sat 10/17

1:50 pm-10:00 pm

1 stop21h 10m

$1,221

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

Wed 10/7

1:15 am-12:50 pm

1 stop22h 35m

Seoul Gimpo Intl

Fri 10/16

1:50 pm-10:00 pm

1 stop21h 10m

$1,221

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

Mon 10/12

1:15 am-7:15 pm

1 stop29h 00m

Seoul Gimpo Intl

Fri 10/16

1:50 pm-10:00 pm

1 stop21h 10m

$1,231

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

Mon 10/12

1:15 am-7:15 pm

1 stop29h 00m

Seoul Gimpo Intl

Sat 10/17

1:50 pm-10:00 pm

1 stop21h 10m

$1,231

Washington, D.C.Seoul

DCA - GMP

DCAGMP

Washington, D.C. Reagan-National

Sun 11/1

5:00 pm-6:00 pm

2 stops35h 00m

Seoul Gimpo Intl

Wed 11/4

8:15 pm-5:59 pm

2 stops35h 44m

$1,322

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seoul from

How to get the cheapest flight ticket from District of Columbia to Seoul Gimpo Intl Airport

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

Can stopping save me money on District of Columbia to Seoul Gimpo Intl Airport flights?

You could potentially save up to 48% on your flight if you consider stops on a District of Columbia to Seoul Gimpo Intl Airport flight.

Cheap District of Columbia to Seoul Gimpo Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Seoul Gimpo Intl Airport

Fastest flight time

20h 40m

Direct flights

None
The fastest flight from District of Columbia to Seoul Gimpo Intl Airport takes 20h 40m
There are no direct flights from District of Columbia to Seoul Gimpo Intl Airport. There are no popular flight routes from District of Columbia to Seoul Gimpo Intl Airport.
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Frequently asked questions about flying from District of Columbia to Seoul Gimpo Intl Airport

  • When did momondo last update prices for flights from District of Columbia to Seoul Gimpo Intl Airport?

    Prices for flights from District of Columbia to Seoul Gimpo Intl Airport were last updated today.

  • How old do you have to be to fly from District of Columbia to Seoul Gimpo Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from District of Columbia to Seoul Gimpo Intl Airport.

  • What documentation or ID do you need to fly to Seoul Gimpo Intl Airport?

    The necessary travel and health documents for your Seoul Gimpo Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Seoul?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seoul from District of Columbia.

Can I find flights from District of Columbia to Seoul with flexible booking policies on momondo?

All flight searches from District of Columbia to Seoul on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from District of Columbia to Seoul?

Once all potential District of Columbia to Seoul flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from District of Columbia to Seoul right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of District of Columbia to Seoul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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