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Cheap flights from Seoul to District of Columbia from $442

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 District of Columbia departing on 5/15. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:55 pm - 8:48 am
ICN
-
IAD
27h 53m
2 stops
American Airlines Logo
8:11 pm - 3:45 pm
IAD
-
ICN
30h 34m
2 stops
$646American Airlines
Thu, Mar 26 - Wed, Apr 22
American Airlines Logo
5:55 pm - 10:59 am
ICN
-
DCA
30h 04m
1 stop
American Airlines Logo
6:59 am - 3:45 pm
DCA
-
ICN
19h 46m
1 stop
$646American Airlines
Thu, Mar 26 - Mon, Apr 20
American Airlines Logo
7:15 pm - 10:53 pm
ICN
-
IAD
17h 38m
1 stop
American Airlines Logo
6:00 am - 4:45 pm
IAD
-
ICN
20h 45m
1 stop
$648American Airlines
Thu, Feb 19 - Wed, Mar 4
American Airlines Logo
7:15 pm - 11:00 pm
ICN
-
DCA
17h 45m
1 stop
American Airlines Logo
6:30 am - 4:45 pm
DCA
-
ICN
20h 15m
1 stop
$648American Airlines
Thu, Feb 19 - Wed, Mar 4
Hawaiian Airlines Logo
8:35 pm - 4:26 pm
ICN
-
IAD
33h 51m
1 stop
Hawaiian Airlines Logo
7:05 am - 6:35 pm
IAD
-
ICN
21h 30m
1 stop
$666Hawaiian Airlines
Mon, Feb 9 - Sat, Feb 21
British Airways Logo
7:15 pm - 10:53 pm
ICN
-
IAD
17h 38m
1 stop
British Airways Logo
5:00 am - 4:45 pm
IAD
-
ICN
21h 45m
2 stops
$669British Airways
Thu, Feb 19 - Wed, Mar 4
Air Canada Logo
5:45 pm - 8:29 pm
ICN
-
IAD
39h 44m
2 stops
Air Canada Logo
9:55 am - 4:05 pm
IAD
-
ICN
41h 10m
2 stops
$677Air Canada
Thu, Apr 9 - Tue, Apr 21
Air Canada Logo
6:55 pm - 12:19 pm
ICN
-
DCA
31h 24m
2 stops
Air Canada Logo
6:00 am - 5:10 pm
DCA
-
ICN
45h 10m
2 stops
$683Air Canada
Thu, Feb 19 - Wed, Mar 4
United Airlines Logo
12:45 pm - 9:39 pm
ICN
-
DCA
22h 54m
1 stop
United Airlines Logo
12:47 pm - 5:40 am
DCA
-
ICN
26h 53m
2 stops
$687United Airlines
Tue, Feb 24 - Tue, Mar 3
United Airlines Logo
12:45 pm - 11:59 pm
ICN
-
DCA
25h 14m
2 stops
United Airlines Logo
3:30 pm - 4:40 am
DCA
-
ICN
24h 10m
2 stops
$688United Airlines
Fri, Mar 6 - Mon, Mar 9

United Airlines flights from Seoul to District of Columbia

Our best United Airlines deals on Seoul to District of Columbia flight tickets
United Airlines
Feb 24
ICN6:00 pmIncheon Intl
16h 48m
1 stop
IAD8:48 pmWashington, D.C. Dulles Intl
Mar 3
IAD3:58 pmWashington, D.C. Dulles Intl
23h 42m
2 stops
ICN5:40 amIncheon Intl
$687
United Airlines
Feb 11
ICN12:45 pmIncheon Intl
22h 09m
1 stop
IAD8:54 pmWashington, D.C. Dulles Intl
Mar 9
IAD6:03 pmWashington, D.C. Dulles Intl
21h 37m
1 stop
ICN4:40 amIncheon Intl
$688
United Airlines
Feb 6
ICN6:00 pmIncheon Intl
16h 54m
1 stop
IAD8:54 pmWashington, D.C. Dulles Intl
May 4
IAD6:40 pmWashington, D.C. Dulles Intl
31h 20m
1 stop
ICN3:00 pmIncheon Intl
$689

ANA flights from Seoul to District of Columbia

Our best ANA deals on Seoul to District of Columbia flight tickets
ANA
Feb 24
GMP7:50 pmSeoul Gimpo Intl
27h 20m
1 stop
IAD9:10 amWashington, D.C. Dulles Intl
Mar 3
IAD11:10 amWashington, D.C. Dulles Intl
21h 20m
1 stop
GMP10:30 pmSeoul Gimpo Intl
$1,040
ANA
Feb 11
GMP7:50 pmSeoul Gimpo Intl
27h 20m
1 stop
IAD9:10 amWashington, D.C. Dulles Intl
Mar 9
IAD12:15 pmWashington, D.C. Dulles Intl
21h 15m
1 stop
GMP10:30 pmSeoul Gimpo Intl
$1,047
ANA
Feb 11
GMP12:25 pmSeoul Gimpo Intl
34h 45m
1 stop
IAD9:10 amWashington, D.C. Dulles Intl
Mar 9
IAD12:15 pmWashington, D.C. Dulles Intl
21h 15m
1 stop
GMP10:30 pmSeoul Gimpo Intl
$1,072

momondo Fare Finder

 
Customize your flight search to find flights from Seoul to District of Columbia 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 January 29, 2026.
Use the filters below to find and compare flights from Seoul to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Thu 3/26

5:55 pm-8:48 am

2 stops27h 53m

Washington, D.C. Dulles Intl

Wed 4/22

8:11 pm-3:45 pm

2 stops30h 34m

$646

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Thu 3/26

5:55 pm-10:59 am

1 stop30h 04m

Washington, D.C. Reagan-National

Mon 4/20

6:59 am-3:45 pm

1 stop19h 46m

$646

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Thu 2/19

7:15 pm-10:53 pm

1 stop17h 38m

Washington, D.C. Dulles Intl

Wed 3/4

6:00 am-4:45 pm

1 stop20h 45m

$648

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Thu 2/19

7:15 pm-11:00 pm

1 stop17h 45m

Washington, D.C. Reagan-National

Wed 3/4

6:30 am-4:45 pm

1 stop20h 15m

$648

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Mon 2/9

8:35 pm-4:26 pm

1 stop33h 51m

Washington, D.C. Dulles Intl

Sat 2/21

7:05 am-6:35 pm

1 stop21h 30m

$666

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Thu 2/19

7:15 pm-10:53 pm

1 stop17h 38m

Washington, D.C. Dulles Intl

Wed 3/4

5:00 am-4:45 pm

2 stops21h 45m

$669

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Thu 4/9

5:45 pm-8:29 pm

2 stops39h 44m

Washington, D.C. Dulles Intl

Tue 4/21

9:55 am-4:05 pm

2 stops41h 10m

$677

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Thu 2/19

6:55 pm-12:19 pm

2 stops31h 24m

Washington, D.C. Reagan-National

Wed 3/4

6:00 am-5:10 pm

2 stops45h 10m

$683

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Tue 2/24

12:45 pm-9:39 pm

1 stop22h 54m

Washington, D.C. Reagan-National

Tue 3/3

12:47 pm-5:40 am

2 stops26h 53m

$687

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Fri 3/6

12:45 pm-11:59 pm

2 stops25h 14m

Washington, D.C. Reagan-National

Mon 3/9

3:30 pm-4:40 am

2 stops24h 10m

$688

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 District of Columbia from

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

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 District of Columbia?

In general, November is the cheapest month to fly from Seoul to District of Columbia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $552. If you don’t want to visit District of Columbia in November, then you should wait until February to fly from Seoul, when ticket prices are also cheap, with an average price of $667.

What is the cheapest day to depart on your flight to District of Columbia?

The cheapest day to depart on your flight to District of Columbia is on a Sunday when prices can be found for as low as $1,334. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from Seoul because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,671.

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

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

How far in advance should I book a flight to District of Columbia?

You are more likely to see cheaper flights to District of Columbia from Seoul when booking weeks ahead of your departure date. In general, you can expect to find flights to District of Columbia for around $1,217 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to District of Columbia from Seoul for as low as $1,006 on momondo.

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

There are 4 cabin classes available to choose from on Seoul to District of Columbia 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 Seoul to District of Columbia flights?

You could potentially save up to 43% on your flight if you consider stops on a Seoul to District of Columbia flight.

Cheap Seoul to District of Columbia flight deals and tips

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

Best Price Found

$801

Fastest flight time

13h 35m

Direct flights

Every day

Airports in District of Columbia

2 airports
The best one-way flight to District of Columbia from Seoul in the past 72 hours is $801. The best round-trip flight deal from Seoul to District of Columbia found on momondo in the last 72 hours is $1,207.
The fastest flight from Seoul to District of Columbia takes 13h 35m
Direct flights go from Seoul to District of Columbia every day.
There are 2 airports in District of Columbia. From Seoul there are direct flights to Washington, D.C. Dulles Intl (IAD).
Search flight deals

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

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

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seoul to District of Columbia.

  • What documentation or ID do you need to fly to District of Columbia?

    The necessary travel and health documents for your District of Columbia 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.

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

Best airlines flying from Seoul to District of Columbia

Compare and see reviews for airlines that fly from Seoul to District of Columbia with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $501Free CancellationRating
7.2
11,206 reviews
Search American Airlines flights
United AirlinesPriceFrom $508Free CancellationRating
7.4
9,214 reviews
Search United Airlines flights
DeltaPriceFrom $649Free CancellationRating
7.9
8,127 reviews
Search Delta flights
Air CanadaPriceFrom $727Free CancellationRating
7.1
10,667 reviews
Search Air Canada flights
Korean AirPriceFrom $1,128Free CancellationRating
8.4
1,188 reviews
Search Korean Air flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Seoul to District of Columbia. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Seoul to District of Columbia flights to just show those with flexible booking policies.

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

Once you have performed a search for Seoul to District of Columbia 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 Seoul to District of Columbia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to District of Columbia, momondo offers a useful price alert feature which will track prices for flights to District of Columbia from Seoul and alert you when they change.

An easier way to manage your District of Columbia trip

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