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Dulles Intl

$884+ 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
PUS — IAD
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
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 June 18, 2025.

Round-trip from

$1,119
(Air China)

One-way from

$884
(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 June 18, 2025.

This Air China deal was found by Cheapflights users on 6/17. 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 Air China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/812:45 pmPUS - IAD
1 stop19h 45mAir China
Tue 7/1511:00 pmIAD - PUS
1 stop23h 45mAir China
Deal found 6/17$1,119
This Gotogate deal was found by Cheapflights users on 6/16. 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 9/168:05 amPUS - IAD
2 stops26h 16mMultiple Airlines
Tue 9/307:00 amIAD - PUS
2 stops24h 45mMultiple Airlines
Deal found 6/16$1,164
This Gotogate deal was found by Cheapflights users on 6/16. 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 9/164:30 pmPUS - IAD
1 stop31h 25mKorean Air
Tue 9/301:15 pmIAD - PUS
1 stop18h 30mKorean Air
Deal found 6/16$1,355
This Delta deal was found by Cheapflights users on 6/16. 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.
Sat 12/2010:25 amPUS - IAD
2 stops26h 50mDelta
Sat 1/36:57 pmIAD - PUS
2 stops35h 48mDelta
Deal found 6/16$1,482
This Air France deal was found by Cheapflights users on 6/16. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/178:45 amPUS - IAD
2 stops47h 30mKLM
Tue 1/206:50 pmIAD - PUS
2 stops35h 55mKLM
Deal found 6/16$1,542

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 18, 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 7/8

12:45 pm-7:30 pm

1 stop19h 45m

Washington, D.C. Dulles Intl

Tue 7/15

11:00 pm-11:45 am

1 stop23h 45m

$1,119

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Tue 9/16

8:05 am-9:21 pm

2 stops26h 16m

Washington, D.C. Dulles Intl

Tue 9/30

7:00 am-8:45 pm

2 stops24h 45m

$1,164

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Tue 9/16

4:30 pm-10:55 am

1 stop31h 25m

Washington, D.C. Dulles Intl

Tue 9/30

1:15 pm-8:45 pm

1 stop18h 30m

$1,355

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Tue 7/8

7:00 am-11:42 pm

2 stops29h 42m

Washington, D.C. Dulles Intl

Fri 7/11

7:04 pm-7:35 pm

2 stops35h 31m

$1,619

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Thu 7/31

8:45 am-3:35 pm

2 stops43h 50m

Washington, D.C. Dulles Intl

Thu 8/7

5:25 pm-7:35 pm

2 stops37h 10m

$1,833

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Mon 8/18

7:50 am-6:50 am

2 stops36h 00m

$884

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Mon 12/15

12:45 pm-6:40 am

2 stops31h 55m

$1,019

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Mon 12/15

12:00 pm-9:50 am

1 stop35h 50m

$1,158

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Thu 7/31

4:30 pm-3:35 pm

2 stops36h 05m

$1,318

BusanWashington, D.C.

PUS - IAD

PUSIAD

Busan Gimhae

Mon 8/18

4:30 pm-11:15 am

1 stop31h 45m

$1,655

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/15

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.

Cheapflights Insights

Everything you need to know about your flight from Busan to Washington, D.C. Dulles Intl Airport

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

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.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

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).

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 June 18, 2025.
Read reviews from past customers who have flown Korean Air, Delta and KLM from Busan to Washington, D.C.. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,090 reviews

Boarding

8.5

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Food

8.1

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
1,090 reviews
Korean Air
8.4
Very good
1,090 reviews

Boarding

8.5

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Food

8.1

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
7,964 reviews
Korean Air
8.4
Very good
1,090 reviews

Boarding

8.5

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Food

8.1

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
1,363 reviews
Korean Air
8.4
Very good
1,090 reviews

Boarding

8.5

Overall

8.4

Crew

8.7

Entertainment

8.2

Comfort

8.3

Food

8.1

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 are the cheapest airlines flying 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 $1,119 on this airline. Additional options worth looking into are Korean Air and Delta, starting at $1,355 and $1,619 round-trip.

  • What are the cheapest airlines to fly from Busan to Washington, D.C. Dulles Intl Airport one-way?

    $1,019 is the cheapest one-way deal found within the past few days, from Air China. You may also be able to find cheap deals on Korean Air and KLM, with prices starting from $1,158 and $1,318, respectively.

  • 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, August is the cheapest month in which you can book a flight from Busan to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Busan to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $347). 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 Busan?

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