How long does it take to fly to Washington, D.C. Dulles Intl Airport?

Flight times from South Korea to Washington, D.C. Dulles Intl Airport vary, but if you’re flying out of Incheon and flying into Washington, D.C. Dulles Intl Airport (one of the most popular routes), then the duration is 13h 30m on average. Another popular route from South Korea to Washington, D.C. Dulles Intl Airport is flying from Busan to Washington, D.C. Dulles Intl Airport, which will take roughly 15h 50m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Washington, D.C. Dulles Intl Airport?

Korean Air, Delta and United Airlines are the top three most popular airlines that fly to Washington, D.C. Dulles Intl Airport from South Korea according to our data. Korean Air is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Washington, D.C. Dulles Intl Airport. Keep in mind that there are 5 different airlines that fly to Washington, D.C. Dulles Intl Airport on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from South Korea to Washington, D.C. Dulles Intl?

Air Canada, Lufthansa, and Japan Airlines are the most popular carriers operating from South Korea to Washington, D.C. Dulles Intl

How many operators does momondo search for flights from South Korea to Washington, D.C. Dulles Intl Airport?

As of September 2025, there are 5 operators available to choose from for flights from South Korea to Washington, D.C. Dulles Intl Airport.

How old do you have to be to fly from South Korea to Washington, D.C. Dulles Intl Airport?

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 South Korea to Washington, D.C. Dulles Intl Airport.

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport 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.

$368 Cheap Flights from South Korea to Washington, D.C. Dulles Intl Airport in 2025/26

Q: How many flights depart from South Korea to Washington, D.C. Dulles Intl Airport on average per day?

The number of flights available between South Korea and Washington, D.C. Dulles Intl Airport is 2 per day as of September 2025. The most frequent departure time is 10:00AM, with 100% of daily flights leaving at noon.

Q: How many flights depart from South Korea to Washington, D.C. Dulles Intl Airport on average per week?

As of September 2025, 14 flights take off from South Korea and land in Washington, D.C. Dulles Intl Airport each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

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

6:55 pm - 8:26 pmICN-IAD

39h 31m2 stops

9:00 am - 5:10 pmIAD-ICN

42h 10m2 stops

$375Air Canada

Find Deal

lun., nov. 24 - lun., feb. 9

8:10 pm - 3:51 pmICN-IAD

33h 41m1 stop

4:30 pm - 6:25 pmIAD-ICN

35h 55m1 stop

$387Air Canada

Find Deal

lun., dic. 22 - vie., feb. 27

8:10 pm - 3:51 pmICN-IAD

33h 41m1 stop

4:30 pm - 5:10 pmIAD-ICN

34h 40m2 stops

$388Air Canada

Find Deal

lun., nov. 24 - lun., feb. 9

7:15 pm - 11:07 pmICN-IAD

41h 52m2 stops

9:12 am - 4:45 pmIAD-ICN

41h 33m2 stops

$486American Airlines

Find Deal

dom., nov. 2 - sáb., nov. 8

7:15 pm - 11:07 pmICN-IAD

41h 52m2 stops

6:35 am - 4:45 pmIAD-ICN

20h 10m1 stop

$489American Airlines

Find Deal

dom., nov. 2 - dom., nov. 9

6:00 pm - 5:19 amICN-IAD

25h 19m2 stops

10:10 pm - 4:15 pmIAD-ICN

28h 05m1 stop

$501United Airlines

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jue., dic. 25 - mar., feb. 24

12:45 pm - 11:15 pmICN-IAD

24h 30m2 stops

10:30 pm - 4:15 pmIAD-ICN

27h 45m2 stops

$517United Airlines

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dom., nov. 23 - dom., feb. 22

7:00 am - 9:50 amPUS-IAD

16h 50m1 stop

7:59 pm - 8:45 pmIAD-PUS

34h 46m2 stops

$1,259Delta

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dom., dic. 28 - mar., ene. 13

7:00 am - 9:50 amPUS-IAD

16h 50m1 stop

11:50 am - 11:35 amIAD-PUS

33h 45m1 stop

$1,558Korean Air

Find Deal

dom., dic. 28 - mar., ene. 13

4:10 pm - 9:50 amPUS-IAD

31h 40m1 stop

11:50 am - 7:35 pmIAD-PUS

17h 45m1 stop

$2,132Korean Air

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mar., ene. 6 - sáb., ene. 10

Air Canada flights from South Korea to Washington, D.C. Dulles Intl Airport

Our best Air Canada deals on South Korea to Washington, D.C. Dulles Intl Airport flight tickets

Air Canada

Nov 24

ICN6:55 pmIncheon Intl

39h 31m

2 stops

IAD8:26 pmWashington, D.C. Dulles Intl

Feb 9

IAD9:00 amWashington, D.C. Dulles Intl

42h 10m

2 stops

ICN5:10 pmIncheon Intl

$375

Find similar

Air Canada

Dec 22

ICN8:10 pmIncheon Intl

33h 41m

1 stop

IAD3:51 pmWashington, D.C. Dulles Intl

Feb 27

IAD4:30 pmWashington, D.C. Dulles Intl

35h 55m

1 stop

ICN6:25 pmIncheon Intl

$387

Find similar

Air Canada

Nov 24

ICN8:10 pmIncheon Intl

33h 41m

1 stop

IAD3:51 pmWashington, D.C. Dulles Intl

Feb 9

IAD4:30 pmWashington, D.C. Dulles Intl

34h 40m

2 stops

ICN5:10 pmIncheon Intl

$388

Find similar

American Airlines flights from South Korea to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on South Korea to Washington, D.C. Dulles Intl Airport flight tickets

American Airlines

Nov 2

ICN7:15 pmIncheon Intl

41h 52m

2 stops

IAD11:07 pmWashington, D.C. Dulles Intl

Nov 8

IAD9:12 amWashington, D.C. Dulles Intl

41h 33m

2 stops

ICN4:45 pmIncheon Intl

$486

Find similar

American Airlines

Nov 2

ICN7:15 pmIncheon Intl

41h 52m

2 stops

IAD11:07 pmWashington, D.C. Dulles Intl

Nov 9

IAD6:35 amWashington, D.C. Dulles Intl

20h 10m

1 stop

ICN4:45 pmIncheon Intl

$489

Find similar

American Airlines

Oct 22

ICN5:45 pmIncheon Intl

18h 06m

1 stop

IAD10:51 pmWashington, D.C. Dulles Intl

Oct 29

IAD6:11 amWashington, D.C. Dulles Intl

20h 44m

1 stop

ICN3:55 pmIncheon Intl

$498

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momondo Fare Finder

Use the filters below to find and compare flights from South Korea to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

lun. 11/24

6:55 pm-8:26 pm

2 stops39h 31m

Washington, D.C. Dulles Intl

lun. 2/9

9:00 am-5:10 pm

2 stops42h 10m

$375

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

lun. 12/22

8:10 pm-3:51 pm

1 stop33h 41m

Washington, D.C. Dulles Intl

vie. 2/27

4:30 pm-6:25 pm

1 stop35h 55m

$387

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

lun. 11/24

8:10 pm-3:51 pm

1 stop33h 41m

Washington, D.C. Dulles Intl

lun. 2/9

4:30 pm-5:10 pm

2 stops34h 40m

$388

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

dom. 11/2

7:15 pm-11:07 pm

2 stops41h 52m

Washington, D.C. Dulles Intl

sáb. 11/8

9:12 am-4:45 pm

2 stops41h 33m

$486

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

dom. 11/2

7:15 pm-11:07 pm

2 stops41h 52m

Washington, D.C. Dulles Intl

dom. 11/9

6:35 am-4:45 pm

1 stop20h 10m

$489

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

jue. 12/25

6:00 pm-5:19 am

2 stops25h 19m

Washington, D.C. Dulles Intl

mar. 2/24

10:10 pm-4:15 pm

1 stop28h 05m

$501

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

dom. 11/23

12:45 pm-11:15 pm

2 stops24h 30m

Washington, D.C. Dulles Intl

dom. 2/22

10:30 pm-4:15 pm

2 stops27h 45m

$517

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

dom. 12/28

7:00 am-9:50 am

1 stop16h 50m

Washington, D.C. Dulles Intl

mar. 1/13

7:59 pm-8:45 pm

2 stops34h 46m

$1,259

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

dom. 12/28

7:00 am-9:50 am

1 stop16h 50m

Washington, D.C. Dulles Intl

mar. 1/13

11:50 am-11:35 am

1 stop33h 45m

$1,558

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

mar. 1/6

4:10 pm-9:50 am

1 stop31h 40m

Washington, D.C. Dulles Intl

sáb. 1/10

11:50 am-7:35 pm

1 stop17h 45m

$2,132

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Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from South Korea to Washington, D.C. Dulles Intl 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

Prices

Airlines

Other information

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

In general, November is the cheapest month to fly from South Korea to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $905. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $1,024.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Saturday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $1,371. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from South Korea to Washington, D.C. Dulles Intl Airport for around $1,646.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from South Korea in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $922 when looking at flights departing in the afternoon. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $1,516 on average. Flights to Washington, D.C. Dulles Intl Airport from South Korea in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest South Korea to Washington, D.C. Dulles Intl flight route?

Fly from Incheon Intl to Washington, D.C. Dulles Intl for the best South Korea - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from South Korea when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $1,355 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from South Korea for as low as $954 on momondo.

What cabin class options are available on South Korea to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on South Korea to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap South Korea to Washington, D.C. Dulles Intl Airport flight deals and tips

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

Best Price Found	$1,339
Fastest flight time	13h 30m
Direct flights	Every day

The best flight deal from South Korea to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $1,339

The fastest flight from South Korea to Washington, D.C. Dulles Intl Airport takes 13h 30m

Direct flights go from South Korea to Washington, D.C. Dulles Intl Airport every day.

Search flight deals

When did momondo last update prices for flights from South Korea to Washington, D.C. Dulles Intl Airport?
Prices for flights from South Korea to Washington, D.C. Dulles Intl Airport refresh daily.
How many operators does momondo search for flights from South Korea to Washington, D.C. Dulles Intl Airport?
As of September 2025, there are 5 operators available to choose from for flights from South Korea to Washington, D.C. Dulles Intl Airport.
How old do you have to be to fly from South Korea to Washington, D.C. Dulles Intl Airport?
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 South Korea to Washington, D.C. Dulles Intl Airport.
What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?
The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport 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 South Korea to Washington, D.C. Dulles Intl Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from South Korea to Washington, D.C. Dulles Intl Airport is Boeing 777-300ER (79.07% of total bookings). The next most popular plane models are Airbus A350-900 (11.05%), Boeing 747-8 (6.98%), and Boeing 787-9 Dreamliner (1.16%).

Best airlines flying from South Korea to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from South Korea to Washington, D.C. Dulles Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $585	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $676	Free Cancellation	Rating 7.4 8,928 reviews	Search United Airlines flights
Air Canada	PriceFrom $873	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
Korean Air	PriceFrom $1,208	Free Cancellation	Rating 8.4 1,143 reviews	Search Korean Air flights
Delta	PriceFrom $1,303	Free Cancellation	Rating 7.9 7,973 reviews	Search Delta flights

Alexandria

Gettysburg

National Harbor

Arlington

Winchester

Woodbridge

Waldorf

Tysons

Laurel

Colonial Beach

Silver Spring

Fredericksburg

Harpers Ferry

Towson

Rockville

Manassas

Fairfax

Reston

Glen Burnie

Gaithersburg

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from South Korea.

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

Yes. momondo enables you to select and highlight flights to Washington, D.C. from South Korea with this policy.

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

momondo provides multiple filters to help you find the best flight to Washington, D.C. from South Korea. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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.

An easier way to manage your Washington, D.C. Dulles Intl Airport trip

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Cheap flights from South Korea to Washington, D.C. from $368

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 10/8. 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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Air Canada flights from South Korea to Washington, D.C. Dulles Intl Airport

Our best Air Canada deals on South Korea to Washington, D.C. Dulles Intl Airport flight tickets

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How to get the cheapest flight ticket from South Korea to Washington, D.C. Dulles Intl 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

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

What is the cheapest South Korea to Washington, D.C. Dulles Intl flight route?

Fly from Incheon Intl to Washington, D.C. Dulles Intl for the best South Korea - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

What cabin class options are available on South Korea to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on South Korea to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

What is the cheapest airline that flies from South Korea to Washington, D.C. Dulles Intl?

Air Canada, Lufthansa, and Japan Airlines are the most popular carriers operating from South Korea to Washington, D.C. Dulles Intl

What airlines fly to Washington, D.C. Dulles Intl Airport?

How many flights depart from South Korea to Washington, D.C. Dulles Intl Airport on average per day?

The number of flights available between South Korea and Washington, D.C. Dulles Intl Airport is 2 per day as of September 2025. The most frequent departure time is 10:00AM, with 100% of daily flights leaving at noon.

How many flights depart from South Korea to Washington, D.C. Dulles Intl Airport on average per week?

As of September 2025, 14 flights take off from South Korea and land in Washington, D.C. Dulles Intl Airport each week. The most common flight departure day for this route is Mon, with 14% of weekly flights taking off on this day.

How long does it take to fly to Washington, D.C. Dulles Intl Airport?

Cheap South Korea to Washington, D.C. Dulles Intl Airport flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

When did momondo last update prices for flights from South Korea to Washington, D.C. Dulles Intl Airport?

How many operators does momondo search for flights from South Korea to Washington, D.C. Dulles Intl Airport?

How old do you have to be to fly from South Korea to Washington, D.C. Dulles Intl Airport?

What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

What is the most popular plane model from South Korea to Washington, D.C. Dulles Intl Airport?

Best airlines flying from South Korea to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from South Korea to Washington, D.C. Dulles Intl Airport with momondo

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

Why use momondo?

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

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

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

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

An easier way to manage your Washington, D.C. Dulles Intl 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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

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