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Cheap flights from South Korea to Washington, D.C. from $405

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from South Korea to Washington, D.C. departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from South Korea to Washington, D.C.

Recent round-trip flight deals from South Korea to Washington, D.C.

Air Canada Logo
6:00 pm - 10:20 amICN-DCA
29h 20m1 stop
Air Canada Logo
4:35 pm - 4:15 pmDCA-ICN
34h 40m1 stop
$490Air Canada
Find Deal
Fri, Sep 12 - Wed, Sep 24
Air Canada Logo
6:00 pm - 9:51 pmICN-DCA
16h 51m1 stop
Air Canada Logo
4:35 pm - 4:15 pmDCA-ICN
34h 40m1 stop
$506Air Canada
Find Deal
Wed, Sep 17 - Wed, Oct 22
United Airlines Logo
4:50 pm - 9:37 pmICN-DCA
17h 47m1 stop
United Airlines Logo
5:59 pm - 4:20 amDCA-ICN
21h 21m1 stop
$552United Airlines
Find Deal
Thu, Sep 11 - Wed, Sep 24
United Airlines Logo
12:45 pm - 9:43 pmICN-DCA
22h 58m1 stop
United Airlines Logo
5:59 pm - 5:40 amDCA-ICN
21h 41m1 stop
$555United Airlines
Find Deal
Wed, Nov 12 - Mon, Nov 17
Alaska Airlines Logo
8:35 pm - 5:58 pmICN-DCA
35h 23m1 stop
Alaska Airlines Logo
6:58 pm - 6:35 pmDCA-ICN
33h 37m2 stops
$780Alaska Airlines
Find Deal
Mon, Nov 3 - Wed, Nov 12
Alaska Airlines Logo
8:35 pm - 5:59 pmICN-DCA
34h 24m2 stops
Alaska Airlines Logo
6:59 pm - 6:35 pmDCA-ICN
34h 36m2 stops
$781Alaska Airlines
Find Deal
Mon, Sep 22 - Sat, Oct 18
Logo
7:55 am - 4:19 pmGMP-DCA
21h 24m2 stops
Logo
10:45 pm - 10:45 amDCA-GMP
23h 00m2 stops
$991
Find Deal
Sat, Sep 20 - Sat, Sep 27
Logo
7:55 am - 2:20 pmGMP-DCA
19h 25m2 stops
Logo
10:45 pm - 10:45 amDCA-GMP
23h 00m2 stops
$993
Find Deal
Sat, Sep 20 - Sat, Sep 27
ANA Logo
12:25 pm - 12:59 pmGMP-DCA
38h 34m2 stops
ANA Logo
2:00 pm - 10:30 pmDCA-GMP
42h 30m2 stops
$1,020ANA
Find Deal
Wed, Nov 26 - Tue, Dec 2
ANA Logo
7:40 am - 9:03 pmGMP-DCA
26h 23m2 stops
ANA Logo
8:30 am - 10:20 pmDCA-GMP
24h 50m2 stops
$1,066ANA
Find Deal
Fri, Sep 12 - Thu, Sep 25

Air Canada flights from South Korea to Washington, D.C. Reagan-National Airport

Our best Air Canada deals on South Korea to Washington, D.C. Reagan-National Airport flight tickets
Air Canada
Sep 12
ICN6:00 pmIncheon Intl
29h 20m
1 stop
DCA10:20 amWashington, D.C. Reagan-National
Sep 24
DCA4:35 pmWashington, D.C. Reagan-National
34h 40m
1 stop
ICN4:15 pmIncheon Intl
$490
Find similar
Air Canada
Sep 17
ICN6:00 pmIncheon Intl
16h 51m
1 stop
DCA9:51 pmWashington, D.C. Reagan-National
Oct 22
DCA4:35 pmWashington, D.C. Reagan-National
34h 40m
1 stop
ICN4:15 pmIncheon Intl
$506
Find similar
Air Canada
Sep 17
ICN6:00 pmIncheon Intl
16h 51m
1 stop
DCA9:51 pmWashington, D.C. Reagan-National
Oct 22
DCA4:35 pmWashington, D.C. Reagan-National
34h 40m
1 stop
ICN4:15 pmIncheon Intl
$508
Find similar

American Airlines flights from South Korea to Washington, D.C. Reagan-National Airport

Our best American Airlines deals on South Korea to Washington, D.C. Reagan-National Airport flight tickets
American Airlines
Aug 11
ICN5:25 pmIncheon Intl
33h 50m
1 stop
DCA2:15 pmWashington, D.C. Reagan-National
Aug 16
DCA5:00 amWashington, D.C. Reagan-National
21h 30m
1 stop
ICN3:30 pmIncheon Intl
$943
Find similar
American Airlines
Aug 10
ICN5:25 pmIncheon Intl
35h 34m
2 stops
DCA3:59 pmWashington, D.C. Reagan-National
Aug 17
DCA6:45 amWashington, D.C. Reagan-National
19h 45m
1 stop
ICN3:30 pmIncheon Intl
$946
Find similar
American Airlines
Aug 10
ICN5:25 pmIncheon Intl
31h 50m
2 stops
DCA12:15 pmWashington, D.C. Reagan-National
Aug 18
DCA7:31 pmWashington, D.C. Reagan-National
30h 59m
1 stop
ICN3:30 pmIncheon Intl
$952
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from South Korea 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 July 31, 2025.
Use the filters below to find and compare flights from South Korea to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Fri 9/12

6:00 pm-10:20 am

1 stop29h 20m

Washington, D.C. Reagan-National

Wed 9/24

4:35 pm-4:15 pm

1 stop34h 40m

$490

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Wed 9/17

6:00 pm-9:51 pm

1 stop16h 51m

Washington, D.C. Reagan-National

Wed 10/22

4:35 pm-4:15 pm

1 stop34h 40m

$506

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Thu 9/11

4:50 pm-9:37 pm

1 stop17h 47m

Washington, D.C. Reagan-National

Wed 9/24

5:59 pm-4:20 am

1 stop21h 21m

$552

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Wed 11/12

12:45 pm-9:43 pm

1 stop22h 58m

Washington, D.C. Reagan-National

Mon 11/17

5:59 pm-5:40 am

1 stop21h 41m

$555

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Mon 11/3

8:35 pm-5:58 pm

1 stop35h 23m

Washington, D.C. Reagan-National

Wed 11/12

6:58 pm-6:35 pm

2 stops33h 37m

$780

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Mon 9/22

8:35 pm-5:59 pm

2 stops34h 24m

Washington, D.C. Reagan-National

Sat 10/18

6:59 pm-6:35 pm

2 stops34h 36m

$781

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

Sat 9/20

7:55 am-2:20 pm

2 stops19h 25m

Washington, D.C. Reagan-National

Sat 9/27

10:45 pm-10:45 am

2 stops23h 00m

$993

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

Fri 9/12

7:40 am-9:03 pm

2 stops26h 23m

Washington, D.C. Reagan-National

Thu 9/25

8:30 am-10:20 pm

2 stops24h 50m

$1,066

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See travel insights to Washington, D.C. from

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

You could potentially save up to 41% on your flight if you consider stops on a South Korea to Washington, D.C. Reagan-National Airport flight.

Cheap South Korea to Washington, D.C. Reagan-National Airport flight deals and tips

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

Best Price Found

$405

Fastest flight time

16h 29m

Direct flights

None
The best one-way flight to Washington, D.C. Reagan-National Airport from South Korea in the past 72 hours is $405. The best round-trip flight deal from South Korea to Washington, D.C. Reagan-National Airport found on momondo in the last 72 hours is $490.
The fastest flight from South Korea to Washington, D.C. Reagan-National Airport takes 16h 29m
There are no direct flights from South Korea to Washington, D.C. Reagan-National Airport. Popular non-direct routes for this connection are Seoul Gimpo Intl Airport - Washington, D.C. Reagan-National Airport and Incheon Intl Airport - Washington, D.C. Reagan-National Airport.
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  • When did momondo last update prices for flights from South Korea to Washington, D.C. Reagan-National Airport?

    Prices for flights from South Korea to Washington, D.C. Reagan-National Airport refresh daily.

  • How many operators does momondo search for flights from South Korea to Washington, D.C. Reagan-National Airport?

  • How old do you have to be to fly from South Korea 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 South Korea 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.

Best airlines flying from South Korea to Washington, D.C. Reagan-National Airport

Compare and see reviews for airlines that fly from South Korea to Washington, D.C. Reagan-National Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $688Free CancellationRating
7.1
9,851 reviews
Search Air Canada flights
American AirlinesPriceFrom $694Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

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

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from South Korea to Washington, D.C.. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Washington, D.C. from South Korea on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for South Korea to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Washington, D.C. from South Korea. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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