$398 Cheap flights from Kaohsiung to Seattle (KHH to SEA)

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

Cathay Pacific
Cathay Pacific
United
United
All Nippon Airways
All Nippon Airways
Japan Airlines
Japan Airlines
Korean Air
Korean Air
Air Canada
Air Canada

Cheap Flights from Kaohsiung to Seattle (KHH-SEA)

Prices were available within the past 7 days and start at $398 for one-way flights and $685 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Roundtrip

Wed, May 13 - Sun, May 17

KHH

Kaohsiung

SEA

Seattle

$685

Roundtrip

found 1 day ago

Sun, Nov 23 - Tue, Dec 2

KHH

Kaohsiung

SEA

Seattle

$693

Roundtrip

found 5 days ago

Wed, May 13 - Sun, May 17

KHH

Kaohsiung

SEA

Seattle

$712

Roundtrip

found 1 day ago

Wed, May 13 - Sun, May 17

KHH

Kaohsiung

SEA

Seattle

$731

Roundtrip

found 1 day ago

Tue, Nov 25 - Mon, Dec 1

KHH

Kaohsiung

SEA

Seattle

$756

Roundtrip

found 5 days ago

Mon, Nov 24 - Tue, Dec 2

KHH

Kaohsiung

SEA

Seattle

$761

Roundtrip

found 5 days ago

Thu, Nov 27 - Wed, Dec 3

KHH

Kaohsiung

SEA

Seattle

$770

Roundtrip

found 5 days ago

Sun, Nov 23 - Mon, Dec 1

KHH

Kaohsiung

SEA

Seattle

$788

Roundtrip

found 5 days ago

Wed, Nov 26 - Mon, Dec 1

KHH

Kaohsiung

SEA

Seattle

$816

Roundtrip

found 5 days ago

Wed, May 13 - Sun, May 17

KHH

Kaohsiung

SEA

Seattle

$1,613

Roundtrip

found 1 day ago

Alternative airports near Seattle

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

SEA

Seattle - Tacoma Intl.

Cheapest

20 min

Flights from $940

Frequently asked questions

How much does a flight from Kaohsiung Intl. Airport (KHH) to Seattle - Tacoma Intl. Airport (SEA) cost?

Snag a cheap one-way flight from $398 or cheap return flight from $685 from Kaohsiung Intl. Airport (KHH) to Seattle - Tacoma Intl. Airport (SEA) 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 Kaohsiung Intl. Airport (KHH) to Seattle - Tacoma Intl. Airport (SEA)?

The cheapest month to fly from KHH to SEA is May, when there's less demand. Off-peak season is typically when better flight deals are available between these airports.

What is the cheapest airline that flies from Kaohsiung Intl. Airport (KHH) to Seattle - Tacoma Intl. Airport (SEA)?

To find the cheapest airline that'll fly you from KHH to SEA, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.

How many flights per day from Kaohsiung Intl. Airport (KHH) to Seattle - Tacoma Intl. Airport (SEA)?

There are no daily direct flights from Kaohsiung Intl. Airport (KHH) to Seattle - Tacoma Intl. Airport (SEA). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way in no time at all.

What day of the week has the most flights from KHH to SEA?

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 public holidays or peak travel times.*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 Seattle - Tacoma Intl. Airport (SEA)?

Choose a flight from Kaohsiung Intl. Airport (KHH) to Seattle - Tacoma Intl. Airport (SEA) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Later departures 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 Kaohsiung Intl. Airport (KHH) to Seattle - Tacoma Intl. Airport (SEA) last-minute?

Booking your plane ticket from KHH to SEA shortly before your journey is usually more expensive. But if you're flexible with your travel dates and times, you could snag a cheap last-minute fare.

Is it cheaper to book a KHH to SEA flight and hotel package?

You can save money by securing a KHH to SEA flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. Once you've selected your preferred accommodations and flights, you can add extras like tours, activities and car rentals.

Can I cancel or change the date of my flight from Kaohsiung Intl. Airport (KHH) to Seattle - Tacoma Intl. Airport (SEA)?

In most instances, you can modify or cancel your KHH to SEA flight. However, there may be additional fees, 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 need further information, go to our Customer Service portal.

Travel information

Origin airport	Kaohsiung Intl.
Destination airport	Seattle - Tacoma Intl.
Airlines serving	Air Canada, All Nippon Airways, Cathay Pacific, Japan Airlines, Korean Air, United
Roundtrip price	$685
Distance	6234 mi

Book with confidence

Kaohsiung to Seattle Flights

The cheapest times to fly from Kaohsiung to Seattle

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

The best time to book a flight from Kaohsiung to Seattle

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

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 Seattle in 2025. You can also book with separate airlines for your outbound and return journeys, from $398 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 Seattle 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 Seattle 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.