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Cheap flights from District of Columbia to Seoul from $441

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 1/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Multiple Airlines Logo
1:30 pm - 9:05 amIAD-ICN
29h 35m1 stop
Multiple Airlines Logo
6:55 pm - 5:30 pmICN-IAD
36h 35m2 stops
$1,033Multiple Airlines
Find Deal
Mon, Dec 1 - Wed, Dec 10
Multiple Airlines Logo
1:00 pm - 5:10 amDCA-ICN
26h 10m2 stops
Multiple Airlines Logo
1:20 pm - 8:00 pmICN-DCA
20h 40m1 stop
$1,034Multiple Airlines
Find Deal
Wed, Dec 10 - Sat, Dec 13
Turkish Airlines Logo
9:15 pm - 6:20 pmIAD-ICN
31h 05m1 stop
Turkish Airlines Logo
12:10 am - 7:20 pmICN-IAD
33h 10m1 stop
$1,036Turkish Airlines
Find Deal
Thu, Feb 26 - Tue, Mar 3
Turkish Airlines Logo
9:15 pm - 6:20 pmIAD-ICN
31h 05m1 stop
Turkish Airlines Logo
11:20 pm - 7:45 pmICN-IAD
33h 25m1 stop
$1,040Turkish Airlines
Find Deal
Sun, Mar 1 - Tue, Mar 31
ANA Logo
12:15 pm - 10:20 pmIAD-GMP
21h 05m1 stop
ANA Logo
7:55 pm - 10:05 amGMP-IAD
27h 10m1 stop
$1,600ANA
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Thu, Apr 9 - Tue, Apr 21
ANA Logo
11:10 am - 10:30 pmIAD-GMP
21h 20m1 stop
ANA Logo
7:50 pm - 10:10 amGMP-IAD
27h 20m1 stop
$1,602ANA
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Tue, Mar 3 - Tue, Mar 17
Air China Logo
10:00 pm - 1:05 pmIAD-GMP
25h 05m1 stop
Air China Logo
8:50 am - 6:30 pmGMP-IAD
23h 40m1 stop
$1,650Air China
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Tue, Nov 25 - Tue, Dec 2
Air China Logo
10:00 pm - 1:05 pmIAD-GMP
25h 05m1 stop
Air China Logo
8:50 am - 6:30 pmGMP-IAD
23h 40m1 stop
$1,652Air China
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Tue, Dec 2 - Tue, Dec 9
Japan Airlines Logo
6:10 am - 6:20 pmDCA-GMP
22h 10m2 stops
Japan Airlines Logo
12:05 pm - 9:30 pmGMP-DCA
23h 25m2 stops
$1,830Japan Airlines
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Fri, Feb 6 - Sun, Feb 22
Japan Airlines Logo
6:10 am - 10:05 pmDCA-GMP
25h 55m2 stops
Japan Airlines Logo
8:00 am - 10:03 pmGMP-DCA
28h 03m2 stops
$1,850Japan Airlines
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Thu, Jan 8 - Wed, Feb 11

Turkish Airlines flights from District of Columbia to Seoul

Our best Turkish Airlines deals on District of Columbia to Seoul flight tickets
Turkish Airlines
Feb 26
IAD9:15 pmWashington, D.C. Dulles Intl
31h 05m
1 stop
ICN6:20 pmIncheon Intl
Mar 4
ICN10:45 amIncheon Intl
46h 35m
1 stop
IAD7:20 pmWashington, D.C. Dulles Intl
$1,036
Find similar
Turkish Airlines
Mar 1
IAD9:15 pmWashington, D.C. Dulles Intl
31h 05m
1 stop
ICN6:20 pmIncheon Intl
Mar 31
ICN11:20 pmIncheon Intl
33h 25m
1 stop
IAD7:45 pmWashington, D.C. Dulles Intl
$1,040
Find similar
Turkish Airlines
Mar 8
IAD10:15 pmWashington, D.C. Dulles Intl
31h 05m
1 stop
ICN6:20 pmIncheon Intl
Mar 20
ICN10:45 amIncheon Intl
39h 00m
1 stop
IAD12:45 pmWashington, D.C. Dulles Intl
$1,041
Find similar

Alaska Airlines flights from District of Columbia to Seoul

Our best Alaska Airlines deals on District of Columbia to Seoul flight tickets
Alaska Airlines
Jan 31
DCA6:56 pmWashington, D.C. Reagan-National
33h 39m
2 stops
ICN6:35 pmIncheon Intl
Feb 23
ICN8:35 pmIncheon Intl
35h 24m
2 stops
DCA5:59 pmWashington, D.C. Reagan-National
$1,165
Find similar
Alaska Airlines
Jan 26
DCA6:56 pmWashington, D.C. Reagan-National
57h 39m
2 stops
ICN6:35 pmIncheon Intl
Feb 19
ICN8:35 pmIncheon Intl
35h 24m
2 stops
DCA5:59 pmWashington, D.C. Reagan-National
$1,201
Find similar
Alaska Airlines
Feb 6
DCA6:56 pmWashington, D.C. Reagan-National
33h 39m
2 stops
ICN6:35 pmIncheon Intl
Feb 22
ICN8:35 pmIncheon Intl
35h 24m
2 stops
DCA5:59 pmWashington, D.C. Reagan-National
$1,202
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from District of Columbia to Seoul 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 November 13, 2025.
Use the filters below to find and compare flights from District of Columbia to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Mon 12/1

1:30 pm-9:05 am

1 stop29h 35m

Incheon Intl

Wed 12/10

6:55 pm-5:30 pm

2 stops36h 35m

$1,033

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Wed 12/10

1:00 pm-5:10 am

2 stops26h 10m

Incheon Intl

Sat 12/13

1:20 pm-8:00 pm

1 stop20h 40m

$1,034

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Thu 2/26

9:15 pm-6:20 pm

1 stop31h 05m

Incheon Intl

Tue 3/3

12:10 am-7:20 pm

1 stop33h 10m

$1,036

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Sun 3/1

9:15 pm-6:20 pm

1 stop31h 05m

Incheon Intl

Tue 3/31

11:20 pm-7:45 pm

1 stop33h 25m

$1,040

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

Thu 4/9

12:15 pm-10:20 pm

1 stop21h 05m

Seoul Gimpo Intl

Tue 4/21

7:55 pm-10:05 am

1 stop27h 10m

$1,600

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

Tue 3/3

11:10 am-10:30 pm

1 stop21h 20m

Seoul Gimpo Intl

Tue 3/17

7:50 pm-10:10 am

1 stop27h 20m

$1,602

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

Tue 11/25

10:00 pm-1:05 pm

1 stop25h 05m

Seoul Gimpo Intl

Tue 12/2

8:50 am-6:30 pm

1 stop23h 40m

$1,650

Washington, D.C.Seoul

IAD - GMP

IADGMP

Washington, D.C. Dulles Intl

Tue 12/2

10:00 pm-1:05 pm

1 stop25h 05m

Seoul Gimpo Intl

Tue 12/9

8:50 am-6:30 pm

1 stop23h 40m

$1,652

Washington, D.C.Seoul

DCA - GMP

DCAGMP

Washington, D.C. Reagan-National

Fri 2/6

6:10 am-6:20 pm

2 stops22h 10m

Seoul Gimpo Intl

Sun 2/22

12:05 pm-9:30 pm

2 stops23h 25m

$1,830

Washington, D.C.Seoul

DCA - GMP

DCAGMP

Washington, D.C. Reagan-National

Thu 1/8

6:10 am-10:05 pm

2 stops25h 55m

Seoul Gimpo Intl

Wed 2/11

8:00 am-10:03 pm

2 stops28h 03m

$1,850

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Seoul from

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

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 month to fly to Seoul?

The month of March is another great option to travel to Seoul, with average flight prices from District of Columbia averaging around $1,062.

What is the cheapest day to depart on your flight to Seoul?

According to our data, Tuesday is the cheapest day to fly to Seoul from District of Columbia. The lowest ticket price found for a Tuesday departure recently was $1,384. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Seoul is Saturday, with ticket prices averaging around $1,629.

What is the cheapest time of day to depart on your flight to Seoul?

Flying to Seoul from District of Columbia in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,179 when looking at flights departing in the evening. In the afternoon is when there is more demand to fly to Seoul, so prices are often more expensive at around $1,689 per ticket.

What is the cheapest District of Columbia to Seoul flight route?

Fly from Washington, D.C. Dulles Intl to Incheon Intl for the best District of Columbia - Seoul flight prices

How far in advance should I book a flight to Seoul?

You are more likely to see cheaper flights to Seoul from District of Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $1,776 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from District of Columbia for as low as $1,376 on momondo.

What cabin class options are available on District of Columbia to Seoul flights?

There are 4 cabin classes available to choose from on District of Columbia to Seoul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 33% on your flight if you consider stops on a District of Columbia to Seoul flight.

Cheap District of Columbia to Seoul flight deals and tips

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

Best Price Found

$617

Fastest flight time

15h 25m

Direct flights

Every day

Airports in Seoul

1 airport
The best one-way flight to Seoul from District of Columbia in the past 72 hours is $617. The best round-trip flight deal from District of Columbia to Seoul found on momondo in the last 72 hours is $1,252.
The fastest flight from District of Columbia to Seoul takes 15h 25m
Direct flights go from District of Columbia to Seoul every day.
There is 1 airport near Seoul: Incheon Intl (ICN)
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  • When did momondo last update prices for flights from District of Columbia to Seoul?

    Prices for flights from District of Columbia to Seoul are refreshed on a daily basis.

  • How many operators does momondo search for flights from District of Columbia to Seoul?

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

    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.

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

    The required travel and health documents for your Seoul trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seoul. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from District of Columbia to Seoul?

Best airlines flying from District of Columbia to Seoul

Compare and see reviews for airlines that fly from District of Columbia to Seoul with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $317Free CancellationRating
7.4
9,015 reviews
Search United Airlines flights
DeltaPriceFrom $397Free CancellationRating
7.9
8,007 reviews
Search Delta flights
Air ChinaPriceFrom $591Free CancellationRating
7.1
121 reviews
Search Air China flights
American AirlinesPriceFrom $716Free CancellationRating
7.2
11,049 reviews
Search American Airlines flights
Asiana AirlinesPriceFrom $759Free CancellationRating
8.2
486 reviews
Search Asiana Airlines flights
Turkish AirlinesPriceFrom $791Free CancellationRating
7.3
4,043 reviews
Search Turkish Airlines flights
Air CanadaPriceFrom $864Free CancellationRating
7.1
10,444 reviews
Search Air Canada flights
Korean AirPriceFrom $1,059Free CancellationRating
8.4
1,163 reviews
Search Korean Air flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from District of Columbia to Seoul. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from District of Columbia to Seoul with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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?

Yes. momondo can track prices for District of Columbia to Seoul flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul
Seoul Gimpo Intl Airport
Incheon Intl Airport