$320 Cheap Flights from Seattle (SEA) to Taipei (TPE)

View $320 flight on Sun, Feb 15, 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Taoyuan International Airport (TPE)

Today's featured flight deals from Seattle-Tacoma International Airport (SEA) to Taoyuan International Airport (TPE)

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from Seattle to Taipei (SEA-TPE)

Prices were available within the past 7 days and start at $320 for one-way flights and $621 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Asiana Airlines
Mon, Nov 10 - Tue, Nov 18
SEA
Seattle
TPE
Taipei
$621 Roundtrip, just found
$621
Roundtrip
just found
Select Asiana Airlines flight, departing Mon, Nov 10 from Seattle to Taipei, returning Tue, Nov 18, priced at $621 just found
Asiana Airlines
Mon, Oct 20 - Tue, Oct 28
SEA
Seattle
TPE
Taipei
$632 Roundtrip, just found
$632
Roundtrip
just found
Select Asiana Airlines flight, departing Mon, Oct 20 from Seattle to Taipei, returning Tue, Oct 28, priced at $632 just found
Philippine Airlines
Tue, Feb 10 - Thu, Feb 26
SEA
Seattle
TPE
Taipei
$634 Roundtrip, found 23 hours ago
$634
Roundtrip
found 23 hours ago
Select Philippine Airlines flight, departing Tue, Feb 10 from Seattle to Taipei, returning Thu, Feb 26, priced at $634 found 23 hours ago
Philippine Airlines
Sun, Sep 14 - Sun, Sep 21
SEA
Seattle
TPE
Taipei
$634 Roundtrip, found 4 hours ago
$634
Roundtrip
found 4 hours ago
Select Philippine Airlines flight, departing Sun, Sep 14 from Seattle to Taipei, returning Sun, Sep 21, priced at $634 found 4 hours ago
Asiana Airlines
Tue, Jan 13 - Tue, Jan 20
SEA
Seattle
TPE
Taipei
$662 Roundtrip, just found
$662
Roundtrip
just found
Select Asiana Airlines flight, departing Tue, Jan 13 from Seattle to Taipei, returning Tue, Jan 20, priced at $662 just found
Philippine Airlines
Fri, Feb 13 - Thu, Feb 26
SEA
Seattle
TPE
Taipei
$664 Roundtrip, found 23 hours ago
$664
Roundtrip
found 23 hours ago
Select Philippine Airlines flight, departing Fri, Feb 13 from Seattle to Taipei, returning Thu, Feb 26, priced at $664 found 23 hours ago
Philippine Airlines
Fri, Sep 5 - Sun, Sep 21
SEA
Seattle
TPE
Taipei
$664 Roundtrip, found 4 hours ago
$664
Roundtrip
found 4 hours ago
Select Philippine Airlines flight, departing Fri, Sep 5 from Seattle to Taipei, returning Sun, Sep 21, priced at $664 found 4 hours ago
Air Canada
Thu, Sep 18 - Tue, Sep 23
SEA
Seattle
TPE
Taipei
$670 Roundtrip, found 1 day ago
$670
Roundtrip
found 1 day ago
Select Air Canada flight, departing Thu, Sep 18 from Seattle to Taipei, returning Tue, Sep 23, priced at $670 found 1 day ago
Delta
Wed, Oct 29 - Tue, Nov 18
SEA
Seattle
TPE
Taipei
$674 Roundtrip, found 2 hours ago
$674
Roundtrip
found 2 hours ago
Select Delta flight, departing Wed, Oct 29 from Seattle to Taipei, returning Tue, Nov 18, priced at $674 found 2 hours ago
United
Wed, Oct 29 - Tue, Nov 18
SEA
Seattle
TPE
Taipei
$688 Roundtrip, found 2 hours ago
$688
Roundtrip
found 2 hours ago
Select United flight, departing Wed, Oct 29 from Seattle to Taipei, returning Tue, Nov 18, priced at $688 found 2 hours ago

Find the cheapest month to fly from Seattle (SEA) to Taipei (TPE)

November is typically the cheapest month to fly

From $620 - $883 per traveler.

Graph displaying average flight prices per month

Alternative airports near Taipei

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

Select flight to Songshan TSA. Closest option available. Average driving time to city center is 5 minutes. Flights from $970
TSA
Songshan
Closest
Average driving time to city center5 min
Flights from $970
Flights from Seattle (SEA) to Taipei (TPE)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Taoyuan Intl.
Airlines serving
Air Canada, American Airlines, Asiana Airlines, Cathay Pacific, China Airlines, Delta, EVA Airways, Hainan Airlines, Hawaiian Airlines, Japan Airlines, Korean Air, Philippine Airlines, STARLUX Airlines, Singapore Airlines, United
Roundtrip price
$620
Distance
6062 mi
Average flight time
27 hours 41 mins

Seattle to Taipei Flights

The cheapest times to fly from Seattle to Taipei

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

 

The best time to book a flight from Seattle to Taipei

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

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 Taipei in 2025. You can also book with separate airlines for your outbound and return journeys, from $320 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 Taipei 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 Taipei 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 Seattle - Tacoma Intl. Airport (SEA) to Taoyuan Intl. Airport (TPE) cost?
Secure a cheap one-way flight from $320 or cheap return flight from $621 from Seattle - Tacoma Intl. Airport (SEA) to Taoyuan Intl. Airport (TPE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Taoyuan Intl. Airport (TPE)?
The cheapest month to fly from SEA to TPE is November, when there's less demand. Off-peak months are generally when you'll find lower airfares between these airports.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Taoyuan Intl. Airport (TPE)?
Enjoy a seamless journey to Taoyuan Intl. Airport (TPE). 4 carriers offer nonstop flights from Seattle - Tacoma Intl. Airport (SEA), including:

  • EVA Air
  • Delta Air Lines
  • China Airlines

What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Taoyuan Intl. Airport (TPE)?
The cheapest airline to offer flights between Seattle - Tacoma Intl. Airport (SEA) and Taoyuan Intl. Airport (TPE) will vary based on when you plan to fly. Starlux Airlines and China Airlines are just some of your options offering competitive fares. Use Expedia's search tool to compare airlines in one place and find the right SEA to TPE flight for your budget.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Taoyuan Intl. Airport (TPE)?
With an average of 3 direct flights departing from Seattle - Tacoma Intl. Airport (SEA) to Taoyuan Intl. Airport (TPE) daily, you'll be soaring through the skies in no time.
What are the most popular departure times for flights from Seattle - Tacoma Intl. Airport (SEA) to Taoyuan Intl. Airport (TPE)?
More travelers fly between SEA and TPE at 12 AM than at any other time. Looking for a quieter experience? Consider flying outside peak hours and there's a chance you'll save on your fare as well.
What day of the week has the most flights from SEA to TPE?
If you travel on a Saturday, you'll get the widest range of choices for flights from Seattle - Tacoma Intl. Airport (SEA) to Taoyuan Intl. Airport (TPE).
What is the earliest flight from Seattle - Tacoma Intl. Airport (SEA) to Taoyuan Intl. Airport (TPE)?
Catch the earliest flight at around 12:05AM UTC-8, heading out of Seattle - Tacoma Intl. Airport (SEA). You'll be traveling for approximately 13h 10m, coming in to land at Taoyuan Intl. Airport (TPE) at approximately 5:15AM UTC+8.
How long does it take to fly from Seattle - Tacoma Intl. Airport (SEA) to Taoyuan Intl. Airport (TPE)?
It takes about 13 hours and 17 minutes to travel the 6,100 mi from SEA to TPE.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Taoyuan Intl. Airport (TPE)?
Select a flight from Seattle - Tacoma Intl. Airport (SEA) to Taoyuan Intl. Airport (TPE) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time 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.
What airports do you fly into for Taipei from Seattle - Tacoma Intl. Airport (SEA)?
If you've booked a direct flight from Seattle - Tacoma Intl. Airport (SEA) to Taipei, Taoyuan Intl. Airport (TPE) is the only airport you can land at.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Taoyuan Intl. Airport (TPE) last-minute?
Booking your plane ticket from SEA to TPE shortly before your getaway is typically more expensive. But if you're flexible with your travel times and dates, you could snag a cheap last-minute fare.
Is it cheaper to book a SEA to TPE flight and hotel package?
Compared with arranging hotels and flights separately, booking a SEA to TPE flight and hotel package with Expedia could result in significant savings. Better still, having it all in one place will take the hassle out of planning your trip. Just secure your flights and choose from our wide range of stays, then customize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Taoyuan Intl. Airport (TPE)?
If you booked your SEA to TPE flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

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*Available to One Key members.