$730 Cheap Flights from Kaohsiung (KHH) to Washington (DCA)

View $730 flight on Wed, Nov 5, 2025Opens in a new window

Popular airlines from Kaohsiung Intl. Airport (KHH) to Ronald Reagan Washington National Airport (DCA)

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Cheap Flights from Kaohsiung to Washington (KHH-DCA)

Prices were available within the past 7 days and start at $730 for one-way flights and $1,791 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Fri, Jul 18 - Sun, Jul 20
KHH
Kaohsiung
DCA
Washington
$1,791 Roundtrip, found 3 days ago
$1,791
Roundtrip
found 3 days ago
Select Air Canada flight, departing Fri, Jul 18 from Kaohsiung to Washington, returning Sun, Jul 20, priced at $1,791 found 3 days ago
Air Canada
Fri, Jul 18 - Sun, Jul 20
KHH
Kaohsiung
DCA
Washington
$1,802 Roundtrip, found 3 days ago
$1,802
Roundtrip
found 3 days ago
Select Air Canada flight, departing Fri, Jul 18 from Kaohsiung to Washington, returning Sun, Jul 20, priced at $1,802 found 3 days ago
Air Canada
Fri, Jul 18 - Sun, Jul 20
KHH
Kaohsiung
DCA
Washington
$1,904 Roundtrip, found 3 days ago
$1,904
Roundtrip
found 3 days ago
Select Air Canada flight, departing Fri, Jul 18 from Kaohsiung to Washington, returning Sun, Jul 20, priced at $1,904 found 3 days ago
Air Canada
Fri, Jul 18 - Sun, Jul 20
KHH
Kaohsiung
DCA
Washington
$1,939 Roundtrip, found 3 days ago
$1,939
Roundtrip
found 3 days ago
Select Air Canada flight, departing Fri, Jul 18 from Kaohsiung to Washington, returning Sun, Jul 20, priced at $1,939 found 3 days ago
Air Canada
Fri, Jul 18 - Sun, Jul 20
KHH
Kaohsiung
DCA
Washington
$1,945 Roundtrip, found 3 days ago
$1,945
Roundtrip
found 3 days ago
Select Air Canada flight, departing Fri, Jul 18 from Kaohsiung to Washington, returning Sun, Jul 20, priced at $1,945 found 3 days ago
Air Canada
Fri, Jul 18 - Sun, Jul 20
KHH
Kaohsiung
DCA
Washington
$1,976 Roundtrip, found 3 days ago
$1,976
Roundtrip
found 3 days ago
Select Air Canada flight, departing Fri, Jul 18 from Kaohsiung to Washington, returning Sun, Jul 20, priced at $1,976 found 3 days ago
Air Canada
Fri, Jul 18 - Sun, Jul 20
KHH
Kaohsiung
DCA
Washington
$1,987 Roundtrip, found 3 days ago
$1,987
Roundtrip
found 3 days ago
Select Air Canada flight, departing Fri, Jul 18 from Kaohsiung to Washington, returning Sun, Jul 20, priced at $1,987 found 3 days ago
Air Canada
Fri, Jul 18 - Sun, Jul 20
KHH
Kaohsiung
DCA
Washington
$1,993 Roundtrip, found 3 days ago
$1,993
Roundtrip
found 3 days ago
Select Air Canada flight, departing Fri, Jul 18 from Kaohsiung to Washington, returning Sun, Jul 20, priced at $1,993 found 3 days ago
Cathay Pacific
Fri, Jul 18 - Sun, Jul 20
KHH
Kaohsiung
DCA
Washington
$2,093 Roundtrip, found 3 days ago
$2,093
Roundtrip
found 3 days ago
Select Cathay Pacific flight, departing Fri, Jul 18 from Kaohsiung to Washington, returning Sun, Jul 20, priced at $2,093 found 3 days ago
Japan Airlines
Fri, Jul 18 - Sun, Jul 20
KHH
Kaohsiung
DCA
Washington
$2,245 Roundtrip, found 3 days ago
$2,245
Roundtrip
found 3 days ago
Select Japan Airlines flight, departing Fri, Jul 18 from Kaohsiung to Washington, returning Sun, Jul 20, priced at $2,245 found 3 days ago
Flights from Kaohsiung (KHH) to Washington (DCA)
Origin airport
Kaohsiung Intl.
Destination airport
Ronald Reagan Washington National
Roundtrip price
$1,791
Distance
8046 mi

Kaohsiung to Washington Flights

The cheapest times to fly from Kaohsiung 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 Kaohsiung to Washington are during the month of July. You can find some of the cheapest flights from Kaohsiung to Washington with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Kaohsiung to Washington

Sunday is one of the best days to book for cheap flights from Kaohsiung 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 Kaohsiung 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 Kaohsiung to Washington in 2025. You can also book with separate airlines for your outbound and return journeys, from $730 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 Kaohsiung 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 Kaohsiung 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.

 

Frequently asked questions

How much does a flight from Kaohsiung Intl. Airport (KHH) to Ronald Reagan Washington National Airport (DCA) cost?
Discover the latest flight deals from KHH to DCA by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from KHH to DCA?
The cheapest flights from KHH to DCA are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from KHH to DCA?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from KHH to DCA. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Kaohsiung Intl. Airport (KHH) to Ronald Reagan Washington National Airport (DCA)?
There are no daily direct flights available from Kaohsiung Intl. Airport (KHH) to Ronald Reagan Washington National Airport (DCA). But you can choose flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from KHH to DCA?
Usually you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* But this can change based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kaohsiung Intl. Airport (KHH) to Ronald Reagan Washington National Airport (DCA)?
To avoid potential delays on the Kaohsiung Intl. Airport (KHH) to Ronald Reagan Washington National Airport (DCA) route, fly before 3 PM. Flights after this time 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 Kaohsiung Intl. Airport (KHH) to Ronald Reagan Washington National Airport (DCA) last-minute?
Booking your plane ticket from KHH to DCA right before your trip is usually more expensive. But if you're flexible with your travel times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a KHH to DCA flight and hotel package?
Securing a KHH to DCA flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our extensive range of stays and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Kaohsiung Intl. Airport (KHH) to Ronald Reagan Washington National Airport (DCA)?
In most cases, you can modify or cancel your KHH to DCA flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like further details, head to our Customer Service portal.

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*Available to One Key members.