Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Seoul to Washington, D.C. from $588

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seoul to Washington, D.C. departing on 6/10. 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
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
5:45 pm - 10:20 am
ICN
-
DCA
53h 35m
2 stops
Air Canada Logo
4:20 pm - 5:30 pm
DCA
-
ICN
60h 10m
2 stops
$1,212Air Canada
Fri, Oct 2 - Sat, Oct 10
Air Canada Logo
6:00 pm - 3:40 pm
ICN
-
DCA
34h 40m
1 stop
Air Canada Logo
4:20 pm - 5:30 pm
DCA
-
ICN
60h 10m
2 stops
$1,230Air Canada
Fri, Oct 2 - Sat, Oct 10
Multiple Airlines Logo
11:50 pm - 9:59 pm
ICN
-
DCA
35h 09m
2 stops
Multiple Airlines Logo
9:30 am - 10:00 pm
DCA
-
ICN
46h 30m
2 stops
$1,280Multiple Airlines
Wed, Oct 21 - Sun, Nov 1
Japan Airlines Logo
8:00 am - 7:59 am
GMP
-
DCA
36h 59m
2 stops
Japan Airlines Logo
6:40 pm - 5:55 pm
DCA
-
GMP
34h 15m
2 stops
$1,297Japan Airlines
Tue, May 26 - Tue, Jun 2
Japan Airlines Logo
12:05 pm - 11:14 pm
GMP
-
DCA
24h 09m
2 stops
Japan Airlines Logo
6:30 am - 9:15 pm
DCA
-
GMP
25h 45m
2 stops
$1,311Japan Airlines
Thu, Jun 18 - Fri, Jul 10
Japan Airlines Logo
7:15 pm - 11:13 pm
GMP
-
DCA
40h 58m
2 stops
Japan Airlines Logo
6:59 pm - 9:15 pm
DCA
-
GMP
37h 16m
2 stops
$1,340Japan Airlines
Mon, May 25 - Sun, May 31
Air Canada Logo
6:00 pm - 3:40 pm
ICN
-
DCA
34h 40m
1 stop
Air Canada Logo
6:00 am - 4:25 pm
DCA
-
ICN
21h 25m
1 stop
$1,343Air Canada
Fri, Oct 2 - Sat, Oct 10
ANA Logo
7:55 pm - 1:59 pm
GMP
-
DCA
31h 04m
2 stops
ANA Logo
3:30 pm - 11:05 am
DCA
-
GMP
30h 35m
2 stops
$1,413ANA
Fri, Oct 2 - Sat, Oct 10
Multiple Airlines Logo
12:35 pm - 8:00 pm
ICN
-
DCA
44h 25m
2 stops
Multiple Airlines Logo
5:04 pm - 7:25 am
DCA
-
ICN
48h 21m
2 stops
$1,419Multiple Airlines
Wed, Oct 28 - Mon, Nov 9
Japan Airlines Logo
12:05 pm - 11:14 pm
GMP
-
DCA
24h 09m
2 stops
Japan Airlines Logo
6:30 am - 9:15 pm
DCA
-
GMP
25h 45m
2 stops
$1,419Japan Airlines
Wed, Jun 10 - Fri, Jul 17

Japan Airlines flights from Seoul to Washington, D.C. Reagan-National Airport

Our best Japan Airlines deals on Seoul to Washington, D.C. Reagan-National Airport flight tickets
Japan Airlines
May 26
GMP8:00 amSeoul Gimpo Intl
36h 59m
2 stops
DCA7:59 amWashington, D.C. Reagan-National
Jun 2
DCA6:40 pmWashington, D.C. Reagan-National
34h 15m
2 stops
GMP5:55 pmSeoul Gimpo Intl
$1,297
Japan Airlines
Jun 18
GMP12:05 pmSeoul Gimpo Intl
24h 09m
2 stops
DCA11:14 pmWashington, D.C. Reagan-National
Jul 10
DCA6:30 amWashington, D.C. Reagan-National
25h 45m
2 stops
GMP9:15 pmSeoul Gimpo Intl
$1,311
Japan Airlines
May 25
GMP7:15 pmSeoul Gimpo Intl
40h 58m
2 stops
DCA11:13 pmWashington, D.C. Reagan-National
May 31
DCA6:59 pmWashington, D.C. Reagan-National
37h 16m
2 stops
GMP9:15 pmSeoul Gimpo Intl
$1,340

Qatar Airways flights from Seoul to Washington, D.C. Reagan-National Airport

Our best Qatar Airways deals on Seoul to Washington, D.C. Reagan-National Airport flight tickets
Qatar Airways
May 17
ICN11:45 pmIncheon Intl
35h 44m
2 stops
DCA10:29 pmWashington, D.C. Reagan-National
Jun 1
DCA6:40 pmWashington, D.C. Reagan-National
33h 50m
2 stops
ICN5:30 pmIncheon Intl
$1,734
Qatar Airways
May 19
ICN11:45 pmIncheon Intl
48h 15m
2 stops
DCA11:00 amWashington, D.C. Reagan-National
May 25
DCA6:40 pmWashington, D.C. Reagan-National
33h 50m
2 stops
ICN5:30 pmIncheon Intl
$1,742

momondo Fare Finder

 
Customize your flight search to find flights from Seoul to Washington, D.C. Reagan-National 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 May 5, 2026.
Use the filters below to find and compare flights from Seoul to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Fri 10/2

5:45 pm-10:20 am

2 stops53h 35m

Washington, D.C. Reagan-National

Sat 10/10

4:20 pm-5:30 pm

2 stops60h 10m

$1,212

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Fri 10/2

6:00 pm-3:40 pm

1 stop34h 40m

Washington, D.C. Reagan-National

Sat 10/10

4:20 pm-5:30 pm

2 stops60h 10m

$1,230

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Wed 10/21

11:50 pm-9:59 pm

2 stops35h 09m

Washington, D.C. Reagan-National

Sun 11/1

9:30 am-10:00 pm

2 stops46h 30m

$1,280

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Tue 5/26

8:00 am-7:59 am

2 stops36h 59m

Washington, D.C. Reagan-National

Tue 6/2

6:40 pm-5:55 pm

2 stops34h 15m

$1,297
Quickest round-trip

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Thu 6/18

12:05 pm-11:14 pm

2 stops24h 09m

Washington, D.C. Reagan-National

Fri 7/10

6:30 am-9:15 pm

2 stops25h 45m

$1,311

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Mon 5/25

7:15 pm-11:13 pm

2 stops40h 58m

Washington, D.C. Reagan-National

Sun 5/31

6:59 pm-9:15 pm

2 stops37h 16m

$1,340

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Fri 10/2

6:00 pm-3:40 pm

1 stop34h 40m

Washington, D.C. Reagan-National

Sat 10/10

6:00 am-4:25 pm

1 stop21h 25m

$1,343

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Fri 10/2

7:55 pm-1:59 pm

2 stops31h 04m

Washington, D.C. Reagan-National

Sat 10/10

3:30 pm-11:05 am

2 stops30h 35m

$1,413

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Wed 10/28

12:35 pm-8:00 pm

2 stops44h 25m

Washington, D.C. Reagan-National

Mon 11/9

5:04 pm-7:25 am

2 stops48h 21m

$1,419

SeoulWashington, D.C.

GMP - DCA

GMPDCA

Seoul Gimpo Intl

Wed 6/10

12:05 pm-11:14 pm

2 stops24h 09m

Washington, D.C. Reagan-National

Fri 7/17

6:30 am-9:15 pm

2 stops25h 45m

$1,419

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Seoul to Washington, D.C. Reagan-National 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 Seoul to Washington, D.C. Reagan-National Airport flights?

You could potentially save up to 42% on your flight if you consider stops on a Seoul to Washington, D.C. Reagan-National Airport flight.

When to book flights from Seoul to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seoul to Washington, D.C. Reagan-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seoul to Washington, D.C. Reagan-National Airport (SEL to DCA) flight deals and tips

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

Fastest flight time

17h 38m

Direct flights

None
The fastest flight from Seoul to Washington, D.C. Reagan-National Airport takes 17h 38m
There are no direct flights from Seoul to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Seoul to Washington, D.C. Reagan-National Airport.
Search flight deals

Frequently asked questions about flying from Seoul to Washington, D.C. Reagan-National Airport

  • How far is Seoul to Washington, D.C. Reagan-National by plane?

    Washington, D.C. Reagan-National is 6936.4 mi away from Seoul. By plane, this route typically takes 17h 38m.

  • When did momondo last update prices for flights from Seoul to Washington, D.C. Reagan-National Airport?

    Prices for flights from Seoul to Washington, D.C. Reagan-National Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Seoul to Washington, D.C. Reagan-National Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seoul to Washington, D.C. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Reagan-National Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Reagan-National Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Waldorf
Woodbridge
Laurel
Colonial Beach
Gaithersburg
Towson
Fredericksburg
Silver Spring
Rockville
Manassas
Linthicum Heights
Tysons
Bethesda
Springfield
Fairfax
College Park

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 enables you to select and highlight flights to Washington, D.C. from Seoul with this policy.

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.

An easier way to manage your Washington, D.C. Reagan-National Airport 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 6/4
Thu 6/11
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.