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Dulles Intl

$711+ 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 11/29. Fares are subject to change and may not be available on all flights or dates of travel.
PUS — IAD
Aug 16 — Aug 231
Sat 8/16
Sat 8/23
1 adult, Economy
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Cheap 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 August 11, 2025.

Round-trip from

$1,038
(Gotogate)

One-way from

$711
(Kiwi.com)
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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Find 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 August 11, 2025.

This Gotogate deal was found by Cheapflights users on 8/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1812:45 pmPUS - IAD
1 stop19h 45mAir China
Fri 11/2110:00 pmIAD - PUS
1 stop23h 45mAir China
Deal found 8/10$1,038
This Trip.com deal was found by Cheapflights users on 8/11. 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.
Thu 9/2510:40 amPUS - IAD
2 stops26h 43mMultiple Airlines
Thu 10/27:00 amIAD - PUS
2 stops24h 45mMultiple Airlines
Deal found 8/11$1,066
This Gotogate deal was found by Cheapflights users on 8/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1812:45 pmPUS - IAD
1 stop19h 45mMultiple Airlines
Fri 11/2110:00 pmIAD - PUS
2 stops28h 05mMultiple Airlines
Deal found 8/10$1,198
This Tourvis deal was found by Cheapflights users on 8/11. 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 Tourvis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/258:05 amPUS - IAD
1 stop15h 50mKorean Air
Thu 10/21:15 pmIAD - PUS
1 stop31h 15mKorean Air
Deal found 8/11$1,414
This Delta deal was found by Cheapflights users on 8/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/257:00 amPUS - IAD
1 stop16h 55mDelta
Thu 10/27:35 amIAD - PUS
2 stops35h 10mDelta
Deal found 8/11$1,441
This Gotogate deal was found by Cheapflights users on 8/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/84:30 pmPUS - IAD
1 stop31h 25mKorean Air
Thu 9/181:15 pmIAD - PUS
1 stop29h 30mKorean Air
Deal found 8/10$1,475
This China Airlines deal was found by Cheapflights users on 8/10. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/812:15 pmPUS - IAD
2 stops32h 18mMultiple Airlines
Thu 9/186:09 pmIAD - PUS
2 stops28h 06mMultiple Airlines
Deal found 8/10$1,900
This KLM deal was found by Cheapflights users on 8/10. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/187:55 amPUS - IAD
2 stops46h 10mKLM
Fri 11/216:05 pmIAD - PUS
2 stops36h 40mKLM
Deal found 8/10$2,043

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 August 11, 2025.
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

Busan

Fly to

Dulles Intl

Route

Depart

Return

Price

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Tue 11/18

12:45 pm-6:30 pm

1 stop19h 45m

Washington, D.C. Dulles Intl

Fri 11/21

10:00 pm-11:45 am

1 stop23h 45m

$1,038

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Thu 9/25

10:40 am-12:23 am

2 stops26h 43m

Washington, D.C. Dulles Intl

Thu 10/2

7:00 am-8:45 pm

2 stops24h 45m

$1,066

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Tue 11/18

12:45 pm-6:30 pm

1 stop19h 45m

Washington, D.C. Dulles Intl

Fri 11/21

10:00 pm-4:05 pm

2 stops28h 05m

$1,198

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Thu 9/25

8:05 am-10:55 am

1 stop15h 50m

Washington, D.C. Dulles Intl

Thu 10/2

1:15 pm-9:30 am

1 stop31h 15m

$1,414

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Thu 9/25

7:00 am-10:55 am

1 stop16h 55m

Washington, D.C. Dulles Intl

Thu 10/2

7:35 am-7:45 am

2 stops35h 10m

$1,441

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Mon 9/8

4:30 pm-10:55 am

1 stop31h 25m

Washington, D.C. Dulles Intl

Thu 9/18

1:15 pm-7:45 am

1 stop29h 30m

$1,475

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Mon 9/8

12:15 pm-7:33 am

2 stops32h 18m

Washington, D.C. Dulles Intl

Thu 9/18

6:09 pm-11:15 am

2 stops28h 06m

$1,900

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Tue 11/18

7:55 am-4:05 pm

2 stops46h 10m

Washington, D.C. Dulles Intl

Fri 11/21

6:05 pm-8:45 pm

2 stops36h 40m

$2,043

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Sat 11/29

8:20 am-10:29 am

3 stops40h 09m

$711

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Sat 11/29

9:45 am-9:50 am

1 stop38h 05m

$1,213

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

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.

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Dulles Intl. Reviews last updated August 11, 2025.
Get a feel of what it's like to fly with Korean Air, Delta, and KLM from Busan to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,129 reviews

Comfort

8.3

Crew

8.7

Entertainment

8.2

Overall

8.4

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Korean Air
8.4
Very good
1,129 reviews
Korean Air
8.4
Very good
1,129 reviews

Comfort

8.3

Crew

8.7

Entertainment

8.2

Overall

8.4

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Delta
8.0
Very good
7,978 reviews
Korean Air
8.4
Very good
1,129 reviews

Comfort

8.3

Crew

8.7

Entertainment

8.2

Overall

8.4

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
KLM
7.8
Good
1,381 reviews
Korean Air
8.4
Very good
1,129 reviews

Comfort

8.3

Crew

8.7

Entertainment

8.2

Overall

8.4

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.
Air China
7.3
Good
94 reviews
Korean Air
8.4
Very good
1,129 reviews

Comfort

8.3

Crew

8.7

Entertainment

8.2

Overall

8.4

Food

8.1

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Myung Suk,May 2025

ICN - LAX

The flight was less crowded and the economic class seat was at least 5 inches longer than other airlines.

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.

  • What is the cheapest airline to fly from Busan to Washington, D.C. Dulles Intl Airport round-trip?

    Our cheapest airline available from Busan to Washington, D.C. Dulles Intl Airport is Air China. Our recent data shows that you can find tickets from as low as $1,038 on this airline.

  • 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.

  • What is the cheapest month to book a flight from Busan to Washington, D.C. Dulles Intl Airport?

    Currently, July is the cheapest month in which you can book a flight from Busan to Washington, D.C. Dulles Intl Airport (average of $302). Flying from Busan to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Fredericksburg
Gaithersburg
Towson
Linthicum Heights
Easton
Fairfax
Manassas
Falls Church
Laurel
Rockville
Oxon Hill
Springfield
National Harbor
Dundalk
Waldorf

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