How long is the flight from Busan to Washington, D.C. Dulles Intl Airport?

Airlines like KLM and Korean Air fly from Busan to Washington, D.C. Dulles Intl Airport in about 15h 55m. The time it takes to get you to your destination can typically vary by up to 21h 50m. Airlines will cover a distance of 7040 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What is the cheapest time of day to fly from PUS to IAD?

When flying from Busan to Washington, D.C. Dulles Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Busan-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Busan-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Busan-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Busan-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Busan-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from Busan to Washington, D.C. Dulles Intl?

Located just 7.2 mi from the city center, Busan Gimhae is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from Busan. Booking flights from Gimhae (PUS) to Washington, D.C. Dulles Intl should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Dulles Intl from 0 different airlines.

Can I find deals for flights from Busan to Dulles Intl that include hotel bookings?

Yes. In addition to deals on Busan to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Busan to Dulles Intl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Busan to Dulles Intl.

Can I find deals for business class flights from Busan to Dulles Intl?

Yes. Cheapflights offers flight deals from Busan to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,166+ Cheap Flights from Busan to Washington, D.C. Dulles Intl Airport

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Cheap flight deals from Busan to Dulles Intl

Cheapest

Best

Last-minute

One-way

Cheapest flights from Busan to Dulles Intl
Explore the most affordable flight options available from Busan to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 4, 2026.

Thu 9/107:10 pm -

1 stop39h 50m

Sat 9/121:15 am -

1 stop20h 05m

Deal found 8/30

$1,166

Thu 9/106:55 pm -

2 stops47h 45m

Sun 9/135:57 pm -

2 stops34h 58m

Deal found 9/3

$1,655

Thu 12/104:10 pm -

2 stops37h 45m

Sun 1/35:45 pm -

2 stops37h 00m

Deal found 9/3

$1,752

Thu 12/106:55 pm -

1 stop40h 00m

Sun 1/35:31 pm -

2 stops34h 09m

Deal found 9/3

$1,766

Thu 9/104:30 pm -

2 stops19h 53m

Sun 9/131:15 pm -

1 stop18h 30m

Deal found 8/30

$1,856

Thu 12/107:55 am -

1 stop15h 55m

Sun 1/311:50 am -

1 stop39h 55m

Deal found 9/3

$1,874

One-way flights from Busan to Dulles Intl
Search for one-way flight options from Busan to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.

Mon 9/286:35 am -

3 stops41h 10m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/4

$1,219

Sat 10/34:30 pm -

2 stops60h 37m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/3

$1,302

Wed 9/309:55 am -

2 stops32h 45m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/4

$1,349

Sun 10/47:25 pm -

3 stops47h 15m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/4

$1,409

Tue 9/294:45 pm -

3 stops49h 55m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/4

$1,428

Thu 10/17:10 am -

2 stops50h 15m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/4

$1,440

Fri 10/212:35 pm -

3 stops44h 30m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 9/4

$1,540

Find flight deals from Busan to Dulles Intl

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$1,752 (KLM)
One-way from	$1,219 (Kiwi.com)

Provider with most accurate pricing for Busan Gimhae-Washington, D.C. Dulles Intl flight deals.

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From Busan Gimhae to Washington, D.C. Dulles Intl

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One-way flight from Busan Gimhae to Washington, D.C. Dulles Intl

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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BusanWashington, D.C.

PUS Busan Gimhae - IAD Washington, D.C. Dulles Intl

PUSIAD

Busan Gimhae

Mon 9/28

6:35 am-10:45 am

3 stops41h 10m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-2:00 pm

Nonstop0h 00m

$1,219

BusanWashington, D.C.

PUS Busan Gimhae - IAD Washington, D.C. Dulles Intl

PUSIAD

Busan Gimhae

Sat 10/3

4:30 pm-4:07 pm

2 stops60h 37m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-2:00 pm

Nonstop0h 00m

$1,302

BusanWashington, D.C.

PUS Busan Gimhae - IAD Washington, D.C. Dulles Intl

PUSIAD

Busan Gimhae

Tue 9/29

4:45 pm-5:40 am

3 stops49h 55m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-2:00 pm

Nonstop0h 00m

$1,428

BusanWashington, D.C.

PUS Busan Gimhae - IAD Washington, D.C. Dulles Intl

PUSIAD

Busan Gimhae

Fri 10/2

12:35 pm-8:05 pm

3 stops44h 30m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-2:00 pm

Nonstop0h 00m

$1,540

BusanWashington, D.C.

PUS Busan Gimhae - IAD Washington, D.C. Dulles Intl

PUSIAD

Busan Gimhae

Sun 10/4

10:20 pm-11:59 pm

3 stops38h 39m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-2:00 pm

Nonstop0h 00m

$1,552

BusanWashington, D.C.

PUS Busan Gimhae - IAD Washington, D.C. Dulles Intl

PUSIAD

Busan Gimhae

Thu 12/10

4:10 pm-3:55 pm

2 stops37h 45m

Washington, D.C. Dulles Intl

Sun 1/3

5:45 pm-8:45 pm

2 stops37h 00m

$1,752

BusanWashington, D.C.

PUS Busan Gimhae - IAD Washington, D.C. Dulles Intl

PUSIAD

Busan Gimhae

Thu 12/10

6:55 pm-8:55 pm

1 stop40h 00m

Washington, D.C. Dulles Intl

Sun 1/3

5:31 pm-5:40 pm

2 stops34h 09m

$1,766

BusanWashington, D.C.

PUS Busan Gimhae - IAD Washington, D.C. Dulles Intl

PUSIAD

Busan Gimhae

Thu 12/10

7:55 am-9:50 am

1 stop15h 55m

Washington, D.C. Dulles Intl

Sun 1/3

11:50 am-5:45 pm

1 stop39h 55m

$1,874

BusanWashington, D.C.

PUS Busan Gimhae - IAD Washington, D.C. Dulles Intl

PUSIAD

Busan Gimhae

Mon 9/28

7:00 am-11:23 pm

2 stops29h 23m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-2:00 pm

Nonstop0h 00m

$2,290

BusanWashington, D.C.

PUS Busan Gimhae - IAD Washington, D.C. Dulles Intl

PUSIAD

Busan Gimhae

Tue 9/29

7:10 pm-10:00 pm

1 stop39h 50m

Washington, D.C. Dulles Intl

Wed 12/31

12:00 am-2:00 pm

Nonstop0h 00m

$2,505

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/4

Showing 1-10 of 12 resultsSorted by cheapest first

Most accurate provider: When it comes to deals on Busan-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Busan-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Busan-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Busan-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Busan-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Busan to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Busan with our price prediction graph.

PUS-IAD

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

What airport do you fly from for flights from Busan to Washington, D.C. Dulles Intl?
Located just 7.2 mi from the city center, Busan Gimhae is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from Busan. Booking flights from Gimhae (PUS) to Washington, D.C. Dulles Intl should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Dulles Intl from 0 different airlines.
How long is the flight from Busan to Washington, D.C. Dulles Intl Airport?
Airlines like KLM and Korean Air fly from Busan to Washington, D.C. Dulles Intl Airport in about 15h 55m. The time it takes to get you to your destination can typically vary by up to 21h 50m. Airlines will cover a distance of 7040 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
Can I find deals for flights from Busan to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Busan to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Busan to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Busan to Dulles Intl.
Can I find deals for business class flights from Busan to Dulles Intl?
Yes. Cheapflights offers flight deals from Busan to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$1,166+ Cheap flights from Busan (PUS) to Dulles Intl (IAD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Busan to Dulles Intl with Cheapflights

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Cheap flight deals from Busan to Dulles Intl

Cheapest flights from Busan to Dulles IntlExplore the most affordable flight options available from Busan to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 4, 2026.

Explore the most affordable flight options available from Busan to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 4, 2026.

Best flights from Busan to Dulles IntlDiscover carefully curated flight deals from Busan to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.

Discover carefully curated flight deals from Busan to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.

Last-minute flights from Busan to Dulles IntlDiscover last-minute flight deals from Busan to Dulles Intl. Data last updated September 4, 2026 and is based on user searches.

Discover last-minute flight deals from Busan to Dulles Intl. Data last updated September 4, 2026 and is based on user searches.

One-way flights from Busan to Dulles IntlSearch for one-way flight options from Busan to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.

Search for one-way flight options from Busan to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.

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

Best time to book a flight from Busan to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Busan with our price prediction graph.

Related info for your journey

What airport do you fly from for flights from Busan to Washington, D.C. Dulles Intl?

How long is the flight from Busan to Washington, D.C. Dulles Intl Airport?

Can I find deals for flights from Busan to Dulles Intl that include hotel bookings?

How can I find direct flights from Busan to Dulles Intl?

Can I find deals for business class flights from Busan to Dulles Intl?

Traveling to a place near Washington, D.C. Dulles Intl Airport?

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Complete your trip to Dulles Intl by adding a car rental and/or hotel reservation to your travel itinerary.

Other flights to Dulles Intl

Explore flights to Dulles Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 4, 2026.

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Busan and Dulles Intl flights

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Cheapest flights from Busan to Dulles Intl
Explore the most affordable flight options available from Busan to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 4, 2026.

Best flights from Busan to Dulles Intl
Discover carefully curated flight deals from Busan to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.

Last-minute flights from Busan to Dulles Intl
Discover last-minute flight deals from Busan to Dulles Intl. Data last updated September 4, 2026 and is based on user searches.

One-way flights from Busan to Dulles Intl
Search for one-way flight options from Busan to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.