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Cheap flights from Seoul to District of Columbia from $339

This is the cheapest round-trip 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 11/13. 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.
Air Canada Logo
6:55 pm - 8:54 pmICN-IAD
39h 59m2 stops
Air Canada Logo
4:30 pm - 5:10 pmIAD-ICN
34h 40m2 stops
$339Air Canada
Find Deal
jue., nov. 13 - mié., nov. 26
Air Canada Logo
6:55 pm - 10:26 amICN-DCA
29h 31m2 stops
Air Canada Logo
8:40 pm - 5:10 pmDCA-ICN
30h 30m2 stops
$339Air Canada
Find Deal
jue., nov. 13 - mié., nov. 26
Air Canada Logo
6:55 pm - 12:19 pmICN-DCA
31h 24m2 stops
Air Canada Logo
4:10 pm - 5:10 pmDCA-ICN
35h 00m2 stops
$352Air Canada
Find Deal
jue., nov. 6 - sáb., nov. 8
Air Canada Logo
6:55 pm - 10:26 amICN-DCA
29h 31m2 stops
Air Canada Logo
12:55 pm - 5:10 pmDCA-ICN
38h 15m2 stops
$353Air Canada
Find Deal
mar., nov. 4 - dom., nov. 9
Alaska Airlines Logo
8:35 pm - 6:23 amICN-IAD
23h 48m1 stop
Alaska Airlines Logo
6:13 pm - 6:35 pmIAD-ICN
34h 22m1 stop
$474Alaska Airlines
Find Deal
lun., nov. 10 - sáb., nov. 15
Hawaiian Airlines Logo
8:35 pm - 4:09 pmICN-DCA
33h 34m1 stop
Hawaiian Airlines Logo
8:00 am - 6:35 pmDCA-ICN
20h 35m1 stop
$474Hawaiian Airlines
Find Deal
lun., feb. 2 - vie., feb. 20
American Airlines Logo
7:15 pm - 4:49 pmICN-IAD
35h 34m2 stops
American Airlines Logo
6:24 am - 4:45 pmIAD-ICN
44h 21m2 stops
$478American Airlines
Find Deal
dom., nov. 2 - sáb., nov. 8
American Airlines Logo
6:50 pm - 12:40 amICN-DCA
19h 50m1 stop
American Airlines Logo
7:45 pm - 4:45 pmDCA-ICN
31h 00m2 stops
$478American Airlines
Find Deal
jue., feb. 19 - lun., feb. 23
United Airlines Logo
6:00 pm - 5:19 amICN-IAD
25h 19m2 stops
United Airlines Logo
6:15 pm - 5:40 amIAD-ICN
21h 25m1 stop
$492United Airlines
Find Deal
vie., dic. 26 - mié., ene. 7
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
$492United Airlines
Find Deal
jue., dic. 25 - mar., ene. 13

Air Canada flights from Seoul to District of Columbia

Our best Air Canada deals on Seoul to District of Columbia flight tickets
Air Canada
Nov 13
ICN6:55 pmIncheon Intl
39h 59m
2 stops
IAD8:54 pmWashington, D.C. Dulles Intl
Nov 26
IAD4:30 pmWashington, D.C. Dulles Intl
34h 40m
2 stops
ICN5:10 pmIncheon Intl
$339
Find similar
Air Canada
Nov 6
ICN6:55 pmIncheon Intl
31h 24m
2 stops
DCA12:19 pmWashington, D.C. Reagan-National
Nov 8
DCA4:10 pmWashington, D.C. Reagan-National
35h 00m
2 stops
ICN5:10 pmIncheon Intl
$352
Find similar
Air Canada
Nov 4
ICN6:55 pmIncheon Intl
29h 31m
2 stops
DCA10:26 amWashington, D.C. Reagan-National
Nov 9
DCA12:55 pmWashington, D.C. Reagan-National
38h 15m
2 stops
ICN5:10 pmIncheon Intl
$353
Find similar

American Airlines flights from Seoul to District of Columbia

Our best American Airlines deals on Seoul to District of Columbia flight tickets
American Airlines
Nov 2
ICN7:15 pmIncheon Intl
35h 34m
2 stops
IAD4:49 pmWashington, D.C. Dulles Intl
Nov 8
IAD6:24 amWashington, D.C. Dulles Intl
44h 21m
2 stops
ICN4:45 pmIncheon Intl
$478
Find similar
American Airlines
Nov 2
ICN7:15 pmIncheon Intl
35h 34m
2 stops
IAD4:49 pmWashington, D.C. Dulles Intl
Nov 8
IAD5:27 pmWashington, D.C. Dulles Intl
33h 18m
1 stop
ICN4:45 pmIncheon Intl
$481
Find similar
American Airlines
Nov 18
ICN7:15 pmIncheon Intl
17h 18m
1 stop
IAD10:33 pmWashington, D.C. Dulles Intl
Nov 25
IAD6:04 amWashington, D.C. Dulles Intl
20h 41m
1 stop
ICN4:45 pmIncheon Intl
$490
Find similar

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 octubre 23, 2025.
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

jue. 11/13

6:55 pm-8:54 pm

2 stops39h 59m

Washington, D.C. Dulles Intl

mié. 11/26

4:30 pm-5:10 pm

2 stops34h 40m

$339

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

jue. 11/13

6:55 pm-10:26 am

2 stops29h 31m

Washington, D.C. Reagan-National

mié. 11/26

8:40 pm-5:10 pm

2 stops30h 30m

$339

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

jue. 11/6

6:55 pm-12:19 pm

2 stops31h 24m

Washington, D.C. Reagan-National

sáb. 11/8

4:10 pm-5:10 pm

2 stops35h 00m

$352

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

mar. 11/4

6:55 pm-10:26 am

2 stops29h 31m

Washington, D.C. Reagan-National

dom. 11/9

12:55 pm-5:10 pm

2 stops38h 15m

$353

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

lun. 11/10

8:35 pm-6:23 am

1 stop23h 48m

Washington, D.C. Dulles Intl

sáb. 11/15

6:13 pm-6:35 pm

1 stop34h 22m

$474

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

lun. 2/2

8:35 pm-4:09 pm

1 stop33h 34m

Washington, D.C. Reagan-National

vie. 2/20

8:00 am-6:35 pm

1 stop20h 35m

$474

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

dom. 11/2

7:15 pm-4:49 pm

2 stops35h 34m

Washington, D.C. Dulles Intl

sáb. 11/8

6:24 am-4:45 pm

2 stops44h 21m

$478

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

jue. 2/19

6:50 pm-12:40 am

1 stop19h 50m

Washington, D.C. Reagan-National

lun. 2/23

7:45 pm-4:45 pm

2 stops31h 00m

$478

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

vie. 12/26

6:00 pm-5:19 am

2 stops25h 19m

Washington, D.C. Dulles Intl

mié. 1/7

6:15 pm-5:40 am

1 stop21h 25m

$492

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

jue. 12/25

12:45 pm-9:43 pm

1 stop22h 58m

Washington, D.C. Reagan-National

mar. 1/13

5:59 pm-5:40 am

1 stop21h 41m

$492

Flights are sorted by cheapest round-trip flights 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 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 Tuesday when prices can be found for as low as $1,477. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday 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 $1,646.

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

Flying to District of Columbia from Seoul in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,050 when looking at flights departing in the afternoon. Flights to District of Columbia are more costly in the morning, with an average ticket price of $1,523. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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 $1,292 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 $954 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 32% 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

$1,096

Fastest flight time

13h 35m

Direct flights

Every day

Airports in District of Columbia

1 airport
The best one-way flight to District of Columbia from Seoul in the past 72 hours is $1,096. The best round-trip flight deal from Seoul to District of Columbia found on momondo in the last 72 hours is $1,339.
The fastest flight from Seoul to District of Columbia takes 13h 35m
Direct flights go from Seoul to District of Columbia every day.
There is 1 airport near District of Columbia: Washington, D.C. Dulles Intl (IAD)
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  • 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
11,028 reviews
Search American Airlines flights
United AirlinesPriceFrom $508Free CancellationRating
7.4
8,991 reviews
Search United Airlines flights
DeltaPriceFrom $649Free CancellationRating
7.9
7,981 reviews
Search Delta flights
Air CanadaPriceFrom $688Free CancellationRating
7.1
10,346 reviews
Search Air Canada flights
Korean AirPriceFrom $1,185Free CancellationRating
8.4
1,153 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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