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$520+ Cheap flights from Reagan-National (DCA) 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 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — PUS
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find flight deals from Reagan-National to Busan

Cheapest flights from Reagan-National to Busan
Explore the most affordable flight options available from Reagan-National to Busan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This Mytrip deal was found by Cheapflights users on 10/27. 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.
Thu 12/116:59 amDCA - PUS
3 stops35h 36mMultiple Airlines
Thu 12/181:25 pmPUS - DCA
3 stops33h 30mMultiple Airlines
Deal found 10/27$1,688
This Travelocity deal was found by Cheapflights users on 10/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:00 amDCA - PUS
2 stops41h 00mMultiple Airlines
Wed 11/127:20 amPUS - DCA
2 stops29h 15mMultiple Airlines
Deal found 10/27$1,892
This Mytrip deal was found by Cheapflights users on 10/28. 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.
Fri 12/1211:05 amDCA - PUS
3 stops34h 40mMultiple Airlines
Fri 12/1911:05 amPUS - DCA
2 stops22h 40mMultiple Airlines
Deal found 10/28$2,016
This Gurufare deal was found by Cheapflights users on 10/27. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/54:59 pmDCA - PUS
2 stops52h 51mPhilippine Airlines
Wed 11/128:55 pmPUS - DCA
2 stops37h 49mPhilippine Airlines
Deal found 10/27$2,063
This KAYAK deal was found by Cheapflights users on 10/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/64:59 pmDCA - PUS
2 stops28h 51mPhilippine Airlines
Tue 11/118:55 pmPUS - DCA
2 stops37h 49mPhilippine Airlines
Deal found 10/27$2,424
This Richmond deal was found by Cheapflights users on 10/28. 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 Richmond is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:59 amDCA - PUS
2 stops22h 36mKorean Air
Fri 12/197:00 amPUS - DCA
2 stops19h 51mKorean Air
Deal found 10/28$2,634
This Delta deal was found by Cheapflights users on 10/27. 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 11/66:00 amDCA - PUS
2 stops23h 35mDelta
Thu 11/137:00 amPUS - DCA
2 stops21h 37mDelta
Deal found 10/27$10,406

Cheap flight deals from Reagan-National to Busan

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,625
(Jetabroad)

One-way from

$520
(Kiwi.com)
Provider with most accurate pricing for Washington, D.C. Reagan-National-Busan Gimhae flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Busan Gimhae flights.
Search Deals
From Washington, D.C. Reagan-National to Busan Gimhae
Search Deals
One-way flight from Washington, D.C. Reagan-National to Busan Gimhae
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National 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 October 28, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Busan that are best for you.

Fly from

Reagan-National

Fly to

Busan

Route

Depart

Return

Price

Washington, D.C.Busan

DCA - PUS

DCAPUS

Washington, D.C. Reagan-National

Sun 4/5

5:30 pm-7:45 pm

2 stops37h 15m

Busan Gimhae

Fri 4/17

8:45 pm-8:53 pm

2 stops37h 08m

$1,625

Washington, D.C.Busan

DCA - PUS

DCAPUS

Washington, D.C. Reagan-National

Thu 12/11

6:59 am-8:35 am

3 stops35h 36m

Busan Gimhae

Thu 12/18

1:25 pm-8:55 am

3 stops33h 30m

$1,688

Washington, D.C.Busan

DCA - PUS

DCAPUS

Washington, D.C. Reagan-National

Sun 4/5

6:59 am-7:45 pm

3 stops47h 46m

Busan Gimhae

Fri 4/17

12:15 pm-9:29 am

3 stops34h 14m

$1,829

Washington, D.C.Busan

DCA - PUS

DCAPUS

Washington, D.C. Reagan-National

Fri 3/27

8:20 am-8:45 pm

2 stops23h 25m

Busan Gimhae

Sat 4/11

4:30 pm-11:20 pm

2 stops19h 50m

$2,014

Washington, D.C.Busan

DCA - PUS

DCAPUS

Washington, D.C. Reagan-National

Sat 3/28

9:00 am-8:45 pm

2 stops22h 45m

Busan Gimhae

Sat 4/4

8:00 am-4:59 pm

2 stops21h 59m

$2,014

Washington, D.C.Busan

DCA - PUS

DCAPUS

Washington, D.C. Reagan-National

Fri 12/12

11:05 am-11:45 am

3 stops34h 40m

Busan Gimhae

Fri 12/19

11:05 am-7:45 pm

2 stops22h 40m

$2,016

Washington, D.C.Busan

DCA - PUS

DCAPUS

Washington, D.C. Reagan-National

Thu 3/12

5:30 pm-11:50 am

2 stops29h 20m

Busan Gimhae

Mon 3/16

8:55 pm-8:52 pm

2 stops36h 57m

$2,185

Washington, D.C.Busan

DCA - PUS

DCAPUS

Washington, D.C. Reagan-National

Sun 12/7

9:59 am-10:25 am

3 stops58h 26m

$520

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Compare providers for flights from Reagan-National 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 Reagan-National to Busan in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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. Reagan-National Airport-Busan flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Reagan-National Airport-Busan flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Busan flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Busan flights, Cheapflights users trust eDreams the most. eDreams 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. Reagan-National Airport-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 Reagan-National to Busan

Have a flexible travel schedule? Discover the best time to fly to Busan from Reagan-National 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 Reagan-National 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. Reagan-National?

    Located just 7.2 mi from the city center, Busan Gimhae is the airport most travelers will use when flying to Busan from Washington, D.C. Reagan-National. Booking flights from Washington, D.C. Reagan-National to Gimhae (PUS) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. Reagan-National from 0 different airlines.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Busan?

    A quick flight from Washington, D.C. Reagan-National Airport to Busan can take about 23h 25m. Philippine Airlines provides one of the quickest options available for as low as $2,014. The distance between Washington, D.C. Reagan-National Airport and Busan is about 7055 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Reagan-National to Busan that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Busan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Busan?

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

  • Can I find deals for business class flights from Reagan-National to Busan?

    Yes. Cheapflights offers flight deals from Reagan-National 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.

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