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$800+ 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — PUS
Jun 12 — Jun 191
Fri 6/12
Fri 6/19
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 May 13, 2026.

This Gotogate deal was found by Cheapflights users on 5/12. 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 11/211:55 pm
IAD
-
PUS
1 stop27h 45m
EVA Air
Thu 12/246:55 pm
PUS
-
IAD
1 stop40h 00m
EVA Air
Deal found 5/12$1,354
This Gotogate deal was found by Cheapflights users on 5/12. 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 11/3011:55 pm
IAD
-
PUS
1 stop27h 45m
EVA Air
Thu 12/246:55 pm
PUS
-
IAD
1 stop40h 00m
EVA Air
Deal found 5/12$1,356
This China Airlines deal was found by Cheapflights users on 5/13. 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 11/26:12 pm
BWI
-
PUS
2 stops34h 38m
Multiple Airlines
Thu 12/247:50 pm
PUS
-
BWI
2 stops24h 31m
Multiple Airlines
Deal found 5/13$1,501
This Kiwi.com deal was found by Cheapflights users on 5/12. 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.
Mon 6/291:20 pm
IAD
-
PUS
1 stop30h 10m
Multiple Airlines
Sat 7/118:20 pm
PUS
-
IAD
2 stops58h 50m
Multiple Airlines
Deal found 5/12$1,707
This EVA Air deal was found by Cheapflights users on 5/12. 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.
Mon 11/306:11 pm
BWI
-
PUS
2 stops33h 29m
Multiple Airlines
Thu 12/246:55 pm
PUS
-
BWI
2 stops27h 31m
Multiple Airlines
Deal found 5/12$1,848
This STARLUX Airlines deal was found by Cheapflights users on 5/11. 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 STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/75:44 pm
IAD
-
PUS
2 stops28h 46m
STARLUX Airlines
Fri 9/116:55 pm
PUS
-
IAD
2 stops47h 45m
STARLUX Airlines
Deal found 5/11$1,866
This oojo deal was found by Cheapflights users on 5/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/71:50 am
IAD
-
PUS
1 stop20h 45m
EVA Air
Sun 8/97:10 pm
PUS
-
IAD
1 stop40h 20m
EVA Air
Deal found 5/8$1,876
This China Airlines deal was found by Cheapflights users on 5/12. 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 11/96:12 pm
BWI
-
PUS
2 stops34h 38m
Multiple Airlines
Sat 11/287:50 pm
PUS
-
BWI
2 stops24h 31m
Multiple Airlines
Deal found 5/12$1,911
This Trip.com deal was found by Cheapflights users on 5/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/151:20 pm
IAD
-
PUS
2 stops38h 45m
Multiple Airlines
Fri 5/2910:50 am
PUS
-
IAD
2 stops37h 45m
Multiple Airlines
Deal found 5/8$1,938
This Trip.com deal was found by Cheapflights users on 5/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/156:59 pm
DCA
-
PUS
2 stops33h 06m
Multiple Airlines
Fri 5/2910:50 am
PUS
-
DCA
2 stops46h 16m
Multiple Airlines
Deal found 5/8$1,944
This Expedia deal was found by Cheapflights users on 5/12. 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.
Tue 6/235:25 pm
IAD
-
PUS
2 stops50h 05m
Multiple Airlines
Fri 7/311:00 am
PUS
-
IAD
2 stops64h 35m
Multiple Airlines
Deal found 5/12$1,949
This EVA Air deal was found by Cheapflights users on 5/12. 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.
Mon 11/25:14 pm
IAD
-
PUS
2 stops34h 26m
Multiple Airlines
Thu 12/246:55 pm
PUS
-
IAD
2 stops35h 31m
Multiple Airlines
Deal found 5/12$1,971

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 May 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,707
(Kiwi.com)

One-way from

$800
(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 May 13, 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

BaltimoreBusan

BWI - PUS

BWIPUS

Baltimore/Washington

Mon 11/2

6:12 pm-6:50 pm

2 stops34h 38m

Busan Gimhae

Thu 12/24

7:50 pm-6:21 am

2 stops24h 31m

$1,501

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Mon 9/7

5:44 pm-11:30 am

2 stops28h 46m

Busan Gimhae

Fri 9/11

6:55 pm-5:40 am

2 stops47h 45m

$1,866

BaltimoreBusan

BWI - PUS

BWIPUS

Baltimore/Washington

Mon 11/9

6:12 pm-6:50 pm

2 stops34h 38m

Busan Gimhae

Sat 11/28

7:50 pm-6:21 am

2 stops24h 31m

$1,911

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Mon 11/2

5:14 pm-5:40 pm

2 stops34h 26m

Busan Gimhae

Thu 12/24

6:55 pm-4:26 pm

2 stops35h 31m

$1,971

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Mon 6/22

5:40 pm-8:45 pm

2 stops38h 05m

Busan Gimhae

Fri 7/3

11:00 am-2:35 pm

2 stops64h 35m

$1,998

Washington, D.C.Busan

DCA - PUS

DCAPUS

Washington, D.C. Reagan-National

Sun 9/6

5:00 pm-9:30 am

2 stops27h 30m

Busan Gimhae

Thu 9/10

8:00 am-5:07 pm

2 stops22h 07m

$2,027

Washington, D.C.Busan

IAD - PUS

IADPUS

Washington, D.C. Dulles Intl

Mon 9/7

1:15 pm-7:45 am

1 stop29h 30m

Busan Gimhae

Fri 9/11

7:00 am-11:05 am

1 stop17h 05m

$2,061

BaltimoreBusan

BWI - PUS

BWIPUS

Baltimore/Washington

Fri 8/7

6:07 pm-11:35 am

2 stops28h 28m

Busan Gimhae

Mon 8/17

12:45 pm-11:45 am

3 stops36h 00m

$2,128

BaltimoreBusan

BWI - PUS

BWIPUS

Baltimore/Washington

Tue 6/9

7:35 pm-6:00 pm

2 stops33h 25m

Busan Gimhae

Tue 6/16

7:10 pm-5:04 pm

2 stops34h 54m

$2,133

Washington, D.C.Busan

DCA - PUS

DCAPUS

Washington, D.C. Reagan-National

Tue 6/9

11:00 am-8:05 am

3 stops32h 05m

Busan Gimhae

Tue 6/16

11:00 am-8:53 am

3 stops34h 53m

$2,181

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/7

Showing 1-10 of 16 resultsSorted by cheapest first
1
2
  • 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.

Reviews of airlines servicing Busan

Get insights into the airlines that provide service to Busan. 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 Busan. Reviews last updated May 13, 2026.
See what other customers who have flown with Delta from Washington, D.C. to Busan have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,446 reviews

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Overall

7.9

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,446 reviews
Delta
7.9
Good
8,446 reviews

Entertainment

7.8

Boarding

8.1

Comfort

7.8

Overall

7.9

Crew

8.5

Food

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 2 different airlines.

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

    STARLUX Airlines and Korean Air can get you from Washington, D.C. to Busan in just under 27h 30m. Your travel time can differ by up to 1h 16m. Airlines will cover a distance of 7055 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Washington, D.C. to Busan round-trip?

    Air China, at $1,436, was found to be the cheapest airline from Washington, D.C. to Busan. An alternate airline flying to your destination would be Korean Air.

  • 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, Washington, D.C. Reagan-National - Busan Gimhae or Baltimore/Washington - 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 May 13, 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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