HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$775+ Cheap flights from Busan (PUS) to Dulles Intl (IAD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
PUS — IAD
Jul 11 — Jul 181
Sat 7/11
Sat 7/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Busan to Dulles Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Busan to Dulles Intl

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 June 11, 2026.

This EVA Air deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/196:55 pm
PUS
-
IAD
1 stop40h 00m
EVA Air
Mon 11/2311:55 pm
IAD
-
PUS
1 stop27h 45m
EVA Air
Deal found 6/7$1,539
This Trip.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2112:45 pm
PUS
-
IAD
1 stop19h 45m
Air China
Tue 7/2811:00 pm
IAD
-
PUS
1 stop23h 45m
Air China
Deal found 6/6$1,609
This Kiwi.com deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/59:55 pm
PUS
-
IAD
2 stops37h 35m
Multiple Airlines
Fri 8/211:50 am
IAD
-
PUS
1 stop20h 45m
Multiple Airlines
Deal found 6/9$1,713
This Kiwi.com deal was found by Cheapflights users on 6/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/212:20 pm
PUS
-
IAD
2 stops45h 10m
Multiple Airlines
Mon 7/271:50 am
IAD
-
PUS
1 stop20h 45m
Multiple Airlines
Deal found 6/6$1,753
This Korean Air deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/194:10 pm
PUS
-
IAD
2 stops21h 23m
Korean Air
Mon 11/2311:50 am
IAD
-
PUS
1 stop18h 55m
Korean Air
Deal found 6/7$1,791
This Korean Air deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:10 pm
PUS
-
IAD
2 stops20h 23m
Korean Air
Sun 11/111:50 am
IAD
-
PUS
1 stop18h 55m
Korean Air
Deal found 6/8$1,820

Find flight deals from Busan to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Busan (PUS) to Dulles Intl (IAD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,539
(EVA Air)

One-way from

$775
(China Airlines)
Provider with most accurate pricing for Busan Gimhae-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Busan Gimhae-Washington, D.C. Dulles Intl flights.
Search Deals
From Busan Gimhae to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Busan Gimhae to Washington, D.C. Dulles Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Busan to Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated June 11, 2026.
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 - IAD

PUSIAD

Busan Gimhae

Thu 11/19

6:55 pm-8:55 pm

1 stop40h 00m

Washington, D.C. Dulles Intl

Mon 11/23

11:55 pm-5:40 pm

1 stop27h 45m

$1,539

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Tue 7/21

12:45 pm-7:30 pm

1 stop19h 45m

Washington, D.C. Dulles Intl

Tue 7/28

11:00 pm-11:45 am

1 stop23h 45m

$1,609

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Sun 7/5

9:55 pm-10:30 pm

2 stops37h 35m

Washington, D.C. Dulles Intl

Fri 8/21

1:50 am-11:35 am

1 stop20h 45m

$1,713

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Tue 7/21

2:20 pm-10:30 pm

2 stops45h 10m

Washington, D.C. Dulles Intl

Mon 7/27

1:50 am-11:35 am

1 stop20h 45m

$1,753

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Thu 11/19

4:10 pm-11:33 pm

2 stops21h 23m

Washington, D.C. Dulles Intl

Mon 11/23

11:50 am-8:45 pm

1 stop18h 55m

$1,791
Quickest round-trip

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Wed 10/28

4:10 pm-11:33 pm

2 stops20h 23m

Washington, D.C. Dulles Intl

Sun 11/1

11:50 am-8:45 pm

1 stop18h 55m

$1,820
Cheapest one-way
Quickest one-way

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Thu 9/17

8:00 pm-5:40 am

2 stops22h 40m

$775

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Thu 9/17

7:10 pm-10:00 pm

1 stop39h 50m

$790

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/7

Sorted 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.
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

Find useful and relevant information for your journey from Busan to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 EVA Air and Air China fly from Busan to Washington, D.C. Dulles Intl Airport in about 19h 45m. The time it takes to get you to your destination can typically vary by up to 20h 15m. 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.

See more FAQs

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

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Alexandria
Tysons
Owings Mills
Springfield
Arlington
Reston
Rockville
Herndon
Fredericksburg
Laurel
Hyattsville
Manassas
Hanover
Chantilly
Lanham
Falls Church
Waldorf
Silver Spring
Largo
Clinton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Busan to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Incheon Intl to Baltimore flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.