$615 Cheap Flights from Washington (DCA) to Kaohsiung (KHH)

View $615 flight on Thu, Nov 13, 2025Opens in a new window

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

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Cheap Flights from Washington to Kaohsiung (DCA-KHH)

Prices were available within the past 7 days and start at $615 for one-way flights and $1,213 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Wed, Oct 15 - Wed, Dec 10
DCA
Washington
KHH
Kaohsiung
$1,213 Roundtrip, found 8 hours ago
$1,213
Roundtrip
found 8 hours ago
Select Air Canada flight, departing Wed, Oct 15 from Washington to Kaohsiung, returning Wed, Dec 10, priced at $1,213 found 8 hours ago
Alaska Airlines
Thu, Aug 14 - Sun, Aug 24
DCA
Washington
KHH
Kaohsiung
$1,225 Roundtrip, found 1 day ago
$1,225
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Aug 14 from Washington to Kaohsiung, returning Sun, Aug 24, priced at $1,225 found 1 day ago
United
Wed, Oct 15 - Wed, Dec 10
DCA
Washington
KHH
Kaohsiung
$1,227 Roundtrip, found 8 hours ago
$1,227
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Oct 15 from Washington to Kaohsiung, returning Wed, Dec 10, priced at $1,227 found 8 hours ago
Alaska Airlines
Thu, Aug 14 - Sun, Aug 24
DCA
Washington
KHH
Kaohsiung
$1,230 Roundtrip, found 1 day ago
$1,230
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Aug 14 from Washington to Kaohsiung, returning Sun, Aug 24, priced at $1,230 found 1 day ago
United
Wed, Oct 15 - Wed, Dec 10
DCA
Washington
KHH
Kaohsiung
$1,231 Roundtrip, found 8 hours ago
$1,231
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Oct 15 from Washington to Kaohsiung, returning Wed, Dec 10, priced at $1,231 found 8 hours ago
United
Wed, Oct 15 - Wed, Dec 10
DCA
Washington
KHH
Kaohsiung
$1,239 Roundtrip, found 8 hours ago
$1,239
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Oct 15 from Washington to Kaohsiung, returning Wed, Dec 10, priced at $1,239 found 8 hours ago
Cathay Pacific
Tue, Feb 24 - Wed, Apr 1
DCA
Washington
KHH
Kaohsiung
$1,239 Roundtrip, found 5 days ago
$1,239
Roundtrip
found 5 days ago
Select Cathay Pacific flight, departing Tue, Feb 24 from Washington to Kaohsiung, returning Wed, Apr 1, priced at $1,239 found 5 days ago
Alaska Airlines
Thu, Aug 14 - Sun, Aug 24
DCA
Washington
KHH
Kaohsiung
$1,242 Roundtrip, found 1 day ago
$1,242
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Aug 14 from Washington to Kaohsiung, returning Sun, Aug 24, priced at $1,242 found 1 day ago
Alaska Airlines
Thu, Aug 14 - Sun, Aug 24
DCA
Washington
KHH
Kaohsiung
$1,242 Roundtrip, found 1 day ago
$1,242
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Aug 14 from Washington to Kaohsiung, returning Sun, Aug 24, priced at $1,242 found 1 day ago
American Airlines
Wed, Oct 15 - Wed, Dec 10
DCA
Washington
KHH
Kaohsiung
$1,246 Roundtrip, found 8 hours ago
$1,246
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Wed, Oct 15 from Washington to Kaohsiung, returning Wed, Dec 10, priced at $1,246 found 8 hours ago
Flights from Washington (DCA) to Kaohsiung (KHH)
Origin airport
Ronald Reagan Washington National
Destination airport
Kaohsiung Intl.
Airlines serving
Air Canada, All Nippon Airways, Cathay Pacific, Korean Air, United
Roundtrip price
$1,212
Distance
8046 mi

Washington to Kaohsiung Flights

The cheapest times to fly from Washington to Kaohsiung

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

 

The best time to book a flight from Washington to Kaohsiung

Sunday is one of the best days to book for cheap flights from Washington to Kaohsiung: 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 Washington to Kaohsiung

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 Washington to Kaohsiung in 2025. You can also book with separate airlines for your outbound and return journeys, from $615 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 Washington to Kaohsiung 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 Washington to Kaohsiung 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 Ronald Reagan Washington National Airport (DCA) to Kaohsiung Intl. Airport (KHH) cost?
Discover the latest flight deals from DCA to KHH 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 DCA to KHH?
The cheapest flights from DCA to KHH 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 DCA to KHH?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from DCA to KHH. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Ronald Reagan Washington National Airport (DCA) to Kaohsiung Intl. Airport (KHH)?
Direct flights from Ronald Reagan Washington National Airport (DCA) to Kaohsiung Intl. Airport (KHH) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from DCA to KHH?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Ronald Reagan Washington National Airport (DCA) to Kaohsiung Intl. Airport (KHH)?
Choose a flight from Ronald Reagan Washington National Airport (DCA) to Kaohsiung Intl. Airport (KHH) that leaves before 3 PM to reduce the risk of delays and cancellations. Later departures have a 22% higher chance of being canceled, on average.**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 Ronald Reagan Washington National Airport (DCA) to Kaohsiung Intl. Airport (KHH) last-minute?
Last-minute fares from DCA to KHH are generally more expensive. For the lowest rates, start looking for flights early. That being said, if you're flexible with your travel plans, it's possible to score a cheap fare right before your journey.
Is it cheaper to book a DCA to KHH flight and hotel package?
Opting for a DCA to KHH flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Choose from our wide range of hotels and then add activities, flights and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Ronald Reagan Washington National Airport (DCA) to Kaohsiung Intl. Airport (KHH)?
If you booked your DCA to KHH flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

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*Available to One Key members.