$365 Cheap Flights from Seattle (SEA) to Kaohsiung (KHH)

View $365 flight on Mon, Apr 6, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Kaohsiung Intl. Airport (KHH)

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Cheap Flights from Seattle to Kaohsiung (SEA-KHH)

Prices were available within the past 7 days and start at $365 for one-way flights and $671 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Feb 24 - Thu, Mar 12
SEA
Seattle
KHH
Kaohsiung
$671 Roundtrip, found 2 days ago
$671
Roundtrip
found 2 days ago
Select United flight, departing Tue, Feb 24 from Seattle to Kaohsiung, returning Thu, Mar 12, priced at $671 found 2 days ago
United
Mon, Feb 23 - Thu, Mar 12
SEA
Seattle
KHH
Kaohsiung
$677 Roundtrip, found 2 days ago
$677
Roundtrip
found 2 days ago
Select United flight, departing Mon, Feb 23 from Seattle to Kaohsiung, returning Thu, Mar 12, priced at $677 found 2 days ago
United
Tue, Jan 20 - Thu, Feb 5
SEA
Seattle
KHH
Kaohsiung
$684 Roundtrip, found 3 days ago
$684
Roundtrip
found 3 days ago
Select United flight, departing Tue, Jan 20 from Seattle to Kaohsiung, returning Thu, Feb 5, priced at $684 found 3 days ago
Hawaiian Airlines
Wed, Feb 25 - Mon, Mar 9
SEA
Seattle
KHH
Kaohsiung
$705 Roundtrip, found 3 days ago
$705
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Wed, Feb 25 from Seattle to Kaohsiung, returning Mon, Mar 9, priced at $705 found 3 days ago
Hawaiian Airlines
Tue, Feb 24 - Thu, Mar 12
SEA
Seattle
KHH
Kaohsiung
$743 Roundtrip, found 2 days ago
$743
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Tue, Feb 24 from Seattle to Kaohsiung, returning Thu, Mar 12, priced at $743 found 2 days ago
Hawaiian Airlines
Wed, Feb 25 - Sun, Mar 8
SEA
Seattle
KHH
Kaohsiung
$755 Roundtrip, found 3 days ago
$755
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Wed, Feb 25 from Seattle to Kaohsiung, returning Sun, Mar 8, priced at $755 found 3 days ago
United
Wed, Jan 21 - Tue, Jan 27
SEA
Seattle
KHH
Kaohsiung
$762 Roundtrip, found 7 hours ago
$762
Roundtrip
found 7 hours ago
Select United flight, departing Wed, Jan 21 from Seattle to Kaohsiung, returning Tue, Jan 27, priced at $762 found 7 hours ago
Alaska Airlines
Mon, Apr 6 - Sun, Apr 19
SEA
Seattle
KHH
Kaohsiung
$842 Roundtrip, found 6 days ago
$842
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Mon, Apr 6 from Seattle to Kaohsiung, returning Sun, Apr 19, priced at $842 found 6 days ago
All Nippon Airways
Fri, Nov 28 - Thu, Dec 4
SEA
Seattle
KHH
Kaohsiung
$850 Roundtrip, found 5 days ago
$850
Roundtrip
found 5 days ago
Select All Nippon Airways flight, departing Fri, Nov 28 from Seattle to Kaohsiung, returning Thu, Dec 4, priced at $850 found 5 days ago
Cathay Pacific
Mon, Apr 6 - Sun, Apr 19
SEA
Seattle
KHH
Kaohsiung
$1,039 Roundtrip, found 6 days ago
$1,039
Roundtrip
found 6 days ago
Select Cathay Pacific flight, departing Mon, Apr 6 from Seattle to Kaohsiung, returning Sun, Apr 19, priced at $1,039 found 6 days ago

Alternative airports near Kaohsiung

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Kaohsiung Intl. KHH. Cheapest and Closest option available. Average driving time to city center is 11 minutes. Flights from $1,213
KHH
Kaohsiung Intl.
CheapestClosest
Average driving time to city center11 min
Flights from $1,213

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Kaohsiung Intl. Airport (KHH) cost?
Grab a cheap one-way flight from $365 or cheap return flight from $671 from Seattle - Tacoma Intl. Airport (SEA) to Kaohsiung Intl. Airport (KHH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Kaohsiung Intl. Airport (KHH)?
The cheapest month to fly from SEA to KHH is February, when demand is low. Off-peak season is generally when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Kaohsiung Intl. Airport (KHH)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest SEA to KHH flight.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Kaohsiung Intl. Airport (KHH)?
There are no daily direct flights available from Seattle - Tacoma Intl. Airport (SEA) to Kaohsiung Intl. Airport (KHH). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from SEA to KHH?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can change depending on a number of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Kaohsiung Intl. Airport (KHH)?
Choose a flight from Seattle - Tacoma Intl. Airport (SEA) to Kaohsiung Intl. Airport (KHH) that takes off before 3 PM to reduce the risk of cancellations. Departures later than this are on average 22% more likely to be 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 Seattle - Tacoma Intl. Airport (SEA) to Kaohsiung Intl. Airport (KHH) last-minute?
Booking your ticket from SEA to KHH just before your trip is typically 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 SEA to KHH flight and hotel package?
Compared with arranging flights and hotels separately, booking a SEA to KHH flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one place will take the hassle out of travel planning. Just pick your flights and choose from our wide range of stays, then tailor your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Kaohsiung Intl. Airport (KHH)?
If you booked your SEA to KHH flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare 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, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Kaohsiung Intl.
Airlines serving
Air Canada, All Nippon Airways, Cathay Pacific, Korean Air, Philippine Airlines, United
Roundtrip price
$671
Distance
6234 mi

Book with confidence

Seattle to Kaohsiung Flights

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

 

The best time to book a flight from Seattle to Kaohsiung

Sunday is one of the best days to book for cheap flights from Seattle 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 Seattle 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 Seattle to Kaohsiung in 2025. You can also book with separate airlines for your outbound and return journeys, from $365 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 Seattle 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 Seattle 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.

 

Seattle to Kaohsiung Flights

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