How long is the flight from Washington, D.C. to South Korea?

The flight from Washington, D.C. to South Korea depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Washington, D.C. (a popular airport in Washington, D.C.) to Incheon Intl Airport (the most popular airport in South Korea), then the flight time is 18h on average. If you fly from Baltimore (another popular airport in Washington, D.C.) to Incheon Intl Airport, then the average flight time is 20h 20m.

What airlines fly to South Korea?

Korean Air, Air Canada and American Airlines are the top three most popular airlines that fly to South Korea from Washington, D.C. according to our data. Korean Air is the first choice among our users, with 48% of people opting to fly with this airline when traveling to South Korea. Keep in mind that there are 8 different airlines that fly to South Korea on a routine basis, so you have a few additional options to choose from.

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

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

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

Turkish Airlines is the most popular carrier operating from Washington, D.C. to South Korea

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

The number of flights available between Washington, D.C. and South Korea is 2 per day as of September 2025. The most frequent departure time is 1:00PM, with 100% of daily flights leaving in the afternoon.

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

Prices for flights from Washington, D.C. to South Korea were last updated today.

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

There are 8 operators available for flights from Washington, D.C. to South Korea as of September 2025.

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

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 Washington, D.C. to South Korea.

What documentation or ID do you need to fly to South Korea?

The required travel and health documents for your South Korea 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 South Korea. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$301 Cheap Flights from Washington, D.C. to South Korea in 2025/26

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Find the cheapest flights from Washington, D.C. to South Korea

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

5:35 am - 5:20 amBWI-ICN

34h 45m1 stop

9:25 pm - 7:19 pmICN-BWI

35h 54m2 stops

$708

Find Deal

Mon, Oct 27 - Mon, Nov 10

8:26 pm - 4:10 pmBWI-ICN

29h 44m1 stop

8:35 pm - 7:19 pmICN-BWI

36h 44m2 stops

$722

Find Deal

Sun, Nov 16 - Sun, Dec 7

5:35 am - 5:20 amBWI-ICN

34h 45m1 stop

6:55 pm - 7:19 pmICN-BWI

38h 24m2 stops

$732

Find Deal

Mon, Oct 27 - Mon, Nov 10

5:37 pm - 4:05 pmIAD-ICN

33h 28m2 stops

5:45 pm - 9:38 amICN-IAD

28h 53m2 stops

$818Air Canada

Find Deal

Sat, Sep 20 - Tue, Oct 7

8:25 am - 4:05 pmIAD-ICN

18h 40m1 stop

7:05 pm - 1:38 pmICN-IAD

31h 33m1 stop

$831Air Canada

Find Deal

Thu, Sep 18 - Thu, Oct 9

1:30 pm - 9:05 amIAD-ICN

29h 35m1 stop

12:10 am - 11:45 amICN-IAD

25h 35m1 stop

$1,011Turkish Airlines

Find Deal

Thu, Nov 20 - Mon, Nov 24

7:05 am - 8:10 amBWI-PUS

36h 05m2 stops

7:00 am - 10:15 pmPUS-BWI

29h 15m2 stops

$1,444Korean Air

Find Deal

Wed, Oct 29 - Wed, Nov 5

6:00 am - 7:30 pmBWI-PUS

24h 30m2 stops

12:00 pm - 10:15 pmPUS-BWI

24h 15m2 stops

$1,539Delta

Find Deal

Wed, Oct 29 - Wed, Nov 5

6:00 am - 8:45 pmBWI-PUS

24h 45m2 stops

7:00 am - 12:46 pmPUS-BWI

19h 46m2 stops

$1,595Delta

Find Deal

Sun, Nov 9 - Wed, Nov 19

12:50 pm - 7:35 pmIAD-PUS

17h 45m1 stop

7:00 am - 9:50 amPUS-IAD

16h 50m1 stop

$1,822Korean Air

Find Deal

Wed, Oct 29 - Wed, Nov 5

Turkish Airlines flights from Washington, D.C. to South Korea

Our best Turkish Airlines deals on Washington, D.C. to South Korea flight tickets

Turkish Airlines

Nov 20

IAD1:30 pmWashington, D.C. Dulles Intl

29h 35m

1 stop

ICN9:05 amIncheon Intl

Nov 24

ICN12:10 amIncheon Intl

25h 35m

1 stop

IAD11:45 amWashington, D.C. Dulles Intl

$1,011

Find similar

Turkish Airlines

Sep 29

IAD1:30 pmWashington, D.C. Dulles Intl

39h 10m

1 stop

ICN5:40 pmIncheon Intl

Nov 4

ICN12:10 amIncheon Intl

25h 35m

1 stop

IAD11:45 amWashington, D.C. Dulles Intl

$1,129

Find similar

Turkish Airlines

Sep 28

IAD1:30 pmWashington, D.C. Dulles Intl

39h 10m

1 stop

ICN5:40 pmIncheon Intl

Nov 5

ICN12:10 amIncheon Intl

25h 35m

1 stop

IAD11:45 amWashington, D.C. Dulles Intl

$1,158

Find similar

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

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

Air Canada

Sep 20

IAD5:37 pmWashington, D.C. Dulles Intl

33h 28m

2 stops

ICN4:05 pmIncheon Intl

Oct 7

ICN5:45 pmIncheon Intl

28h 53m

2 stops

IAD9:38 amWashington, D.C. Dulles Intl

$818

Find similar

Air Canada

Sep 18

IAD8:25 amWashington, D.C. Dulles Intl

18h 40m

1 stop

ICN4:05 pmIncheon Intl

Oct 9

ICN7:05 pmIncheon Intl

31h 33m

1 stop

IAD1:38 pmWashington, D.C. Dulles Intl

$831

Find similar

Air Canada

Sep 25

IAD9:35 amWashington, D.C. Dulles Intl

17h 40m

1 stop

ICN4:15 pmIncheon Intl

Oct 22

ICN5:45 pmIncheon Intl

40h 20m

2 stops

IAD9:05 pmWashington, D.C. Dulles Intl

$940

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreIncheon

BWI - ICN

BWIICN

Baltimore/Washington

Mon 10/27

5:35 am-5:20 am

1 stop34h 45m

Incheon Intl

Mon 11/10

9:25 pm-7:19 pm

2 stops35h 54m

$708

BaltimoreIncheon

BWI - ICN

BWIICN

Baltimore/Washington

Sun 11/16

8:26 pm-4:10 pm

1 stop29h 44m

Incheon Intl

Sun 12/7

8:35 pm-7:19 pm

2 stops36h 44m

$722

BaltimoreIncheon

BWI - ICN

BWIICN

Baltimore/Washington

Mon 10/27

5:35 am-5:20 am

1 stop34h 45m

Incheon Intl

Mon 11/10

6:55 pm-7:19 pm

2 stops38h 24m

$732

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Sat 9/20

5:37 pm-4:05 pm

2 stops33h 28m

Incheon Intl

Tue 10/7

5:45 pm-9:38 am

2 stops28h 53m

$818

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Thu 9/18

8:25 am-4:05 pm

1 stop18h 40m

Incheon Intl

Thu 10/9

7:05 pm-1:38 pm

1 stop31h 33m

$831

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Thu 11/20

1:30 pm-9:05 am

1 stop29h 35m

Incheon Intl

Mon 11/24

12:10 am-11:45 am

1 stop25h 35m

$1,011

BaltimoreBusan

BWI - PUS

BWIPUS

Baltimore/Washington

Wed 10/29

7:05 am-8:10 am

2 stops36h 05m

Busan Gimhae

Wed 11/5

7:00 am-10:15 pm

2 stops29h 15m

$1,444

BaltimoreBusan

BWI - PUS

BWIPUS

Baltimore/Washington

Wed 10/29

6:00 am-7:30 pm

2 stops24h 30m

Busan Gimhae

Wed 11/5

12:00 pm-10:15 pm

2 stops24h 15m

$1,539

BaltimoreBusan

BWI - PUS

BWIPUS

Baltimore/Washington

Sun 11/9

6:00 am-8:45 pm

2 stops24h 45m

Busan Gimhae

Wed 11/19

7:00 am-12:46 pm

2 stops19h 46m

$1,595

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Wed 10/29

12:50 pm-7:35 pm

1 stop17h 45m

Busan Gimhae

Wed 11/5

7:00 am-9:50 am

1 stop16h 50m

$1,822

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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 South Korea?

If you aren’t able to travel to South Korea during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $1,046.

What is the cheapest day to depart on your flight to South Korea?

On average, the least expensive day to fly to South Korea from Washington, D.C. is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,432. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. to South Korea for around $1,660.

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

Flying to South Korea from Washington, D.C. in the evening is the least expensive time of day to depart. momondo users have found prices as low as $1,075 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,662 on average. Flights to South Korea from Washington, D.C. at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

How far in advance should I book a flight to South Korea?

You are more likely to see cheaper flights to South Korea from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to South Korea for around $1,684 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South Korea from Washington, D.C. for as low as $1,244 on momondo.

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

There are 4 cabin classes available to choose from on Washington, D.C. to South Korea 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 Washington, D.C. to South Korea flights?

You could potentially save up to 16% on your flight if you consider stops on a Washington, D.C. to South Korea flight.

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

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

Best Price Found	$555
Fastest flight time	15h 25m
Direct flights	Every day
Airports in South Korea	1 airport

The best one-way flight to South Korea from Washington, D.C. in the past 72 hours is $555. The best round-trip flight deal from Washington, D.C. to South Korea found on momondo in the last 72 hours is $1,094.

The fastest flight from Washington, D.C. to South Korea takes 15h 25m

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

There is 1 airport near South Korea: Incheon Intl (ICN)

Search flight deals

When did momondo last update prices for flights from Washington, D.C. to South Korea?
Prices for flights from Washington, D.C. to South Korea were last updated today.
How many operators does momondo search for flights from Washington, D.C. to South Korea?
There are 8 operators available for flights from Washington, D.C. to South Korea as of September 2025.
How old do you have to be to fly from Washington, D.C. to South Korea?
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 Washington, D.C. to South Korea.
What documentation or ID do you need to fly to South Korea?
The required travel and health documents for your South Korea 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 South Korea. 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 Washington, D.C. to South Korea?
momondo data reveals that the most frequently booked plane model on the route from Washington, D.C. to South Korea is Boeing 777-300ER, representing 91.28% of all bookings. The subsequent popular models are Boeing 747 at 6.88%, Boeing 777 at 0.76%, and Boeing 787-8 Dreamliner at 0.61%.

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

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $367	Free Cancellation	Rating 7.4 8,929 reviews	Search United Airlines flights
Air China	PriceFrom $591	Free Cancellation	Rating 7.2 99 reviews	Search Air China flights
American Airlines	PriceFrom $716	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Asiana Airlines	PriceFrom $759	Free Cancellation	Rating 8.2 479 reviews	Search Asiana Airlines flights
Turkish Airlines	PriceFrom $800	Free Cancellation	Rating 7.3 3,968 reviews	Search Turkish Airlines flights
Air Canada	PriceFrom $864	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
Delta	PriceFrom $877	Free Cancellation	Rating 7.9 7,954 reviews	Search Delta flights
Korean Air	PriceFrom $1,059	Free Cancellation	Rating 8.4 1,139 reviews	Search Korean Air flights

Why use momondo?

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

It is quick and easy to find Washington, D.C. to South Korea flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to South Korea that suits you.

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

momondo does allow users to show only those flights to South Korea from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Washington, D.C. to South Korea 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 Washington, D.C. to South Korea right now. Can momondo alert me if prices change?

Price alerts on flights to South Korea from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your South Korea trip

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Find better results for your trip to South Korea

Popular cities in South Korea

Flights to Seoulfrom $385

Flights to Busanfrom $726

Flights to Jeju Cityfrom $650

Flights to Daegufrom $972

Flights to Gwangjufrom $1,693

Flights to Muan

Flights to Jinjufrom $1,501

Flights to Yeosu

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Cheap flights from Washington, D.C. to South Korea from $301

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to South Korea departing on 11/17. 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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Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Washington, D.C. to South Korea

Cheap round-trip flights

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Turkish Airlines flights from Washington, D.C. to South Korea

Our best Turkish Airlines deals on Washington, D.C. to South Korea flight tickets

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

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

momondo Fare Finder

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

See travel insights to South Korea from

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

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 South Korea?

If you aren’t able to travel to South Korea during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $1,046.

What is the cheapest day to depart on your flight to South Korea?

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

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

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

How far in advance should I book a flight to South Korea?

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

There are 4 cabin classes available to choose from on Washington, D.C. to South Korea 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 Washington, D.C. to South Korea flights?

You could potentially save up to 16% on your flight if you consider stops on a Washington, D.C. to South Korea flight.

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

Turkish Airlines is the most popular carrier operating from Washington, D.C. to South Korea

What airlines fly to South Korea?

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

The number of flights available between Washington, D.C. and South Korea is 2 per day as of September 2025. The most frequent departure time is 1:00PM, with 100% of daily flights leaving in the afternoon.

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

As of September 2025, 14 flights take off from Washington, D.C. and land in South Korea 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 is the flight from Washington, D.C. to South Korea?

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

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

Best Price Found

Fastest flight time

Direct flights

Airports in South Korea

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

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

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

What documentation or ID do you need to fly to South Korea?

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

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

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

Why use momondo?

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

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

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

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

An easier way to manage your South Korea 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 South Korea

Popular cities in South Korea

Popular flights according to clicks in the last 7 days on momondo