$581 Cheap Flights from Busan (PUS) to Washington (DCA)

View $581 flight on Mon, Dec 8, 2025Opens in a new window

Popular airlines from Gimhae Airport (PUS) to Ronald Reagan Washington National Airport (DCA)

Cheap Flights from Busan to Washington (PUS-DCA)

Prices were available within the past 7 days and start at $581 for one-way flights and $550 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Jeju Air
Tue, Dec 23 - Sat, Jan 10
PUS
Busan
DCA
Washington
$550 Roundtrip, found 4 days ago
$550
Roundtrip
found 4 days ago
Select Jeju Air flight, departing Tue, Dec 23 from Busan to Washington, returning Sat, Jan 10, priced at $550 found 4 days ago
Korean Air
Tue, Dec 23 - Sat, Jan 10
PUS
Busan
DCA
Washington
$782 Roundtrip, found 4 days ago
$782
Roundtrip
found 4 days ago
Select Korean Air flight, departing Tue, Dec 23 from Busan to Washington, returning Sat, Jan 10, priced at $782 found 4 days ago
Korean Air
Tue, Apr 14 - Tue, Apr 28
PUS
Busan
DCA
Washington
$1,148 Roundtrip, found 3 days ago
$1,148
Roundtrip
found 3 days ago
Select Korean Air flight, departing Tue, Apr 14 from Busan to Washington, returning Tue, Apr 28, priced at $1,148 found 3 days ago
Korean Air
Tue, Apr 14 - Tue, Apr 28
PUS
Busan
DCA
Washington
$1,203 Roundtrip, found 3 days ago
$1,203
Roundtrip
found 3 days ago
Select Korean Air flight, departing Tue, Apr 14 from Busan to Washington, returning Tue, Apr 28, priced at $1,203 found 3 days ago
Korean Air
Tue, Apr 14 - Tue, Apr 28
PUS
Busan
DCA
Washington
$1,258 Roundtrip, found 3 days ago
$1,258
Roundtrip
found 3 days ago
Select Korean Air flight, departing Tue, Apr 14 from Busan to Washington, returning Tue, Apr 28, priced at $1,258 found 3 days ago
Korean Air
Tue, Dec 23 - Sat, Jan 10
PUS
Busan
DCA
Washington
$1,260 Roundtrip, found 4 days ago
$1,260
Roundtrip
found 4 days ago
Select Korean Air flight, departing Tue, Dec 23 from Busan to Washington, returning Sat, Jan 10, priced at $1,260 found 4 days ago
Korean Air
Tue, Dec 23 - Sat, Jan 10
PUS
Busan
DCA
Washington
$1,312 Roundtrip, found 4 days ago
$1,312
Roundtrip
found 4 days ago
Select Korean Air flight, departing Tue, Dec 23 from Busan to Washington, returning Sat, Jan 10, priced at $1,312 found 4 days ago
China Airlines
Tue, Apr 14 - Tue, Apr 28
PUS
Busan
DCA
Washington
$1,516 Roundtrip, found 3 days ago
$1,516
Roundtrip
found 3 days ago
Select China Airlines flight, departing Tue, Apr 14 from Busan to Washington, returning Tue, Apr 28, priced at $1,516 found 3 days ago
Philippine Airlines
Tue, Dec 23 - Sat, Jan 10
PUS
Busan
DCA
Washington
$2,342 Roundtrip, found 4 days ago
$2,342
Roundtrip
found 4 days ago
Select Philippine Airlines flight, departing Tue, Dec 23 from Busan to Washington, returning Sat, Jan 10, priced at $2,342 found 4 days ago
Japan Airlines
Tue, Dec 23 - Sat, Jan 10
PUS
Busan
DCA
Washington
$4,066 Roundtrip, found 4 days ago
$4,066
Roundtrip
found 4 days ago
Select Japan Airlines flight, departing Tue, Dec 23 from Busan to Washington, returning Sat, Jan 10, priced at $4,066 found 4 days ago

Frequently asked questions

How much does a flight from Gimhae Airport (PUS) to Ronald Reagan Washington National Airport (DCA) cost?
Grab a cheap one-way flight from $581 or cheap return flight from $550 from Gimhae Airport (PUS) to Ronald Reagan Washington National Airport (DCA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Gimhae Airport (PUS) to Ronald Reagan Washington National Airport (DCA)?
The cheapest month to fly from PUS to DCA is December, when there's less demand. Off-peak months are typically when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Gimhae Airport (PUS) to Ronald Reagan Washington National Airport (DCA)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll fly you from PUS to DCA. Then, sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Gimhae Airport (PUS) to Ronald Reagan Washington National Airport (DCA)?
You'll need to book a flight with a layover if you're traveling from Gimhae Airport (PUS) to Ronald Reagan Washington National Airport (DCA). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from PUS to DCA?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change based on a number of factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Gimhae Airport (PUS) to Ronald Reagan Washington National Airport (DCA)?
To avoid potential delays on the Gimhae Airport (PUS) to Ronald Reagan Washington National Airport (DCA) route, fly before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Gimhae Airport (PUS) to Ronald Reagan Washington National Airport (DCA) last-minute?
Holding off until right before your break to book your flight from PUS to DCA generally means paying more. While you may come across some last-minute discounts, they aren't always guaranteed. Keep your travel schedule open for a better chance of snagging a bargain.
Is it cheaper to book a PUS to DCA flight and hotel package?
Compared with arranging flights and hotels separately, booking a PUS to DCA flight and hotel package with Expedia could result in significant savings. Better still, having everything in one easy place will take the hassle out of travel planning. Just pick your flights and choose from our extensive range of stays, then tailor your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Gimhae Airport (PUS) to Ronald Reagan Washington National Airport (DCA)?
If you booked your PUS to DCA flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Origin airport
Gimhae
Destination airport
Ronald Reagan Washington National
Roundtrip price
$550
Distance
7059 mi

Book with confidence

Busan to Washington Flights

The cheapest times to fly from Busan to Washington

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Busan to Washington are during the month of December. You can find some of the cheapest flights from Busan to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Busan to Washington

Sunday is one of the best days to book for cheap flights from Busan to Washington: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Busan to Washington

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Busan to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $581 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Busan to Washington flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Busan to Washington airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Busan to Washington Flights

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*Available to One Key members.