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$481+ Cheap flights from Washington, D.C. (WAS) to Busan (PUS)

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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — PUS
Aug 25 — Sep 11
Tue 8/25
Tue 9/1
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Busan

Cheapest flights from Washington, D.C. to Busan
Explore the most affordable flight options available from Washington, D.C. to Busan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 26, 2026.

This EVA Air deal was found by Cheapflights users on 7/22. 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.
Wed 9/91:15 am
IAD
-
PUS
1 stop20h 05m
EVA Air
Mon 9/1411:20 am
PUS
-
IAD
1 stop23h 40m
EVA Air
Deal found 7/22$1,047
This Expedia deal was found by Cheapflights users on 7/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/71:15 am
IAD
-
PUS
1 stop20h 05m
Multiple Airlines
Tue 9/157:10 pm
PUS
-
IAD
2 stops23h 30m
Multiple Airlines
Deal found 7/24$1,192
This Expedia deal was found by Cheapflights users on 7/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:26 pm
IAD
-
PUS
2 stops27h 49m
China Airlines
Wed 9/1612:15 pm
PUS
-
IAD
2 stops36h 30m
China Airlines
Deal found 7/25$1,306
This Mytrip deal was found by Cheapflights users on 7/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:59 pm
DCA
-
PUS
2 stops35h 01m
Multiple Airlines
Wed 9/1612:15 pm
PUS
-
DCA
2 stops42h 44m
Multiple Airlines
Deal found 7/25$1,318
This oojo deal was found by Cheapflights users on 7/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:50 am
BWI
-
PUS
2 stops45h 10m
EVA Air
Tue 9/157:10 pm
PUS
-
BWI
2 stops24h 20m
EVA Air
Deal found 7/24$1,323
This Bravofly deal was found by Cheapflights users on 7/25. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:08 am
IAD
-
PUS
2 stops21h 12m
Korean Air
Wed 9/168:00 am
PUS
-
IAD
1 stop16h 05m
Korean Air
Deal found 7/25$1,346
This EVA Air deal was found by Cheapflights users on 7/25. 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.
Wed 9/97:15 pm
BWI
-
PUS
2 stops26h 05m
Multiple Airlines
Wed 9/167:10 pm
PUS
-
BWI
2 stops30h 55m
Multiple Airlines
Deal found 7/25$1,353
This Mytrip deal was found by Cheapflights users on 7/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:59 pm
DCA
-
PUS
2 stops35h 01m
Multiple Airlines
Tue 9/1512:15 pm
PUS
-
DCA
2 stops42h 44m
Multiple Airlines
Deal found 7/24$1,373
This FlightHub deal was found by Cheapflights users on 7/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:15 pm
BWI
-
PUS
2 stops27h 20m
Multiple Airlines
Fri 8/2812:45 pm
PUS
-
BWI
2 stops30h 45m
Multiple Airlines
Deal found 7/22$1,416
This Korean Air deal was found by Cheapflights users on 7/23. 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 9/108:08 am
IAD
-
PUS
2 stops22h 27m
Korean Air
Mon 9/148:00 am
PUS
-
IAD
1 stop16h 05m
Korean Air
Deal found 7/23$1,423
This Mytrip deal was found by Cheapflights users on 7/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/910:19 pm
IAD
-
PUS
2 stops32h 31m
Multiple Airlines
Wed 9/1610:00 pm
PUS
-
IAD
3 stops35h 25m
Multiple Airlines
Deal found 7/25$1,430
This EVA Air deal was found by Cheapflights users on 7/24. 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.
Tue 9/87:15 pm
BWI
-
PUS
2 stops33h 45m
Multiple Airlines
Tue 9/157:10 pm
PUS
-
BWI
3 stops29h 35m
Multiple Airlines
Deal found 7/24$1,519

Find flight deals from Washington, D.C. to Busan

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Busan (PUS). 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 July 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,047
(EVA Air)

One-way from

$481
(Kiwi.com)
Provider with most accurate pricing for Washington, D.C. (WAS)-Busan Gimhae flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Busan Gimhae flights.
Search Deals
From Washington, D.C. (WAS) to Busan Gimhae
Search Deals
One-way flight from Washington, D.C. (WAS) to Busan Gimhae
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to Busan 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 July 26, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Busan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Wed 9/9

1:15 am-10:20 am

1 stop20h 05m

Busan Gimhae

Mon 9/14

11:20 am-10:00 pm

1 stop23h 40m

$1,047

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Mon 9/7

1:15 am-10:20 am

1 stop20h 05m

Busan Gimhae

Tue 9/15

7:10 pm-5:40 am

2 stops23h 30m

$1,192

BaltimoreBusan

BWI - PUS

BWIPUS

Baltimore/Washington

Tue 9/8

7:50 am-6:00 pm

2 stops45h 10m

Busan Gimhae

Tue 9/15

7:10 pm-6:30 am

2 stops24h 20m

$1,323

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Wed 9/9

1:15 pm-9:30 am

1 stop31h 15m

Busan Gimhae

Wed 9/16

8:00 am-11:05 am

1 stop16h 05m

$1,352

BaltimoreBusan

BWI - PUS

BWIPUS

Baltimore/Washington

Wed 9/9

7:15 pm-10:20 am

2 stops26h 05m

Busan Gimhae

Wed 9/16

7:10 pm-1:05 pm

2 stops30h 55m

$1,353

Washington, D.C.Busan

DCA - PUS

DCAPUS

Washington, D.C. Reagan-National

Tue 9/8

6:59 pm-7:00 pm

2 stops35h 01m

Busan Gimhae

Tue 9/15

12:15 pm-5:59 pm

2 stops42h 44m

$1,373
Quickest round-trip

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Thu 9/10

8:08 am-7:35 pm

2 stops22h 27m

Busan Gimhae

Mon 9/14

8:00 am-11:05 am

1 stop16h 05m

$1,423

BaltimoreBusan

BWI - PUS

BWIPUS

Baltimore/Washington

Tue 9/8

7:15 pm-6:00 pm

2 stops33h 45m

Busan Gimhae

Tue 9/15

7:10 pm-11:45 am

3 stops29h 35m

$1,519

BaltimoreBusan

BWI - PUS

BWIPUS

Baltimore/Washington

Fri 8/21

7:15 pm-11:35 am

2 stops27h 20m

Busan Gimhae

Fri 8/28

12:45 pm-11:46 am

3 stops36h 01m

$1,522

Washington, D.C.Busan

DCA - PUS

DCAPUS

Washington, D.C. Reagan-National

Wed 9/9

12:55 pm-1:35 pm

3 stops35h 40m

Busan Gimhae

Wed 9/16

9:05 pm-7:59 pm

3 stops35h 54m

$1,542

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/24

Showing 1-10 of 35 resultsSorted by cheapest first
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Compare providers for flights from Washington, D.C. to Busan

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Busan in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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

Have a flexible travel schedule? Discover the best time to fly to Busan from Washington, D.C. 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 Washington, D.C. to Busan

No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Busan. 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 into for flights to Busan from Washington, D.C.?

    If you book a flight to Busan from Washington, D.C., you will be flying to Gimhae, which is the city’s only airport. Busan Gimhae (PUS) is located 7.2 mi from the center of Busan. There are 0 flights from Washington, D.C. to Gimhae per day from 1 airline.

  • How long is the flight from Washington, D.C. to Busan?

    EVA Air and Philippine Airlines can get you from Washington, D.C. to Busan in just under 20h 05m. Your travel time can differ by up to 41h 10m. 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.

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

    Korean Air, at $1,771, was found to be the cheapest airline from Washington, D.C. to Busan..

  • What are the most popular routes from Washington, D.C. to Busan?

    When deciding which route to take from Washington, D.C. to Busan consider Washington, D.C. Dulles Intl - Busan Gimhae, Baltimore/Washington - Busan Gimhae or Washington, D.C. Reagan-National - Busan Gimhae as they are the most popular.

  • Can I find deals for flights from Washington, D.C. to Busan that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Busan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Busan?

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

  • Can I find deals for business class flights from Washington, D.C. to Busan?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Busan 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

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 Washington, D.C. to Busan

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Incheon Intl flights
Reagan-National to Incheon Intl flights

Top 2 airlines flying from Washington, D.C. to Busan

Discover the top 2 airlines that operate flights from Washington, D.C. to Busan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air ChinaCheapest$1,436Average$1,495FlexibilityNo cancel feeOn-time67%
Korean AirCheapest$1,771Average$1,829FlexibilityNo cancel feeOn-time81%

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