United Cheap Flights from Seattle to Taipei: UA SEA→TPE

View HK$2,861 flight on Thu, 30 Oct 2025Opens in a new window
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Prices were available within the past 7 days and start at HK$2,861 for one-way flights and HK$5,286 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, 30 Oct - Tue, 11 Nov
SEA
Seattle
TPE
Taipei
HK$5,286 Return, found 1 day ago
HK$5,286
Return
found 1 day ago
Select United flight, departing Thu, 30 Oct from Seattle to Taipei, returning Tue, 11 Nov, priced at HK$5,286 found 1 day ago
United
Mon, 29 Sept - Mon, 13 Oct
SEA
Seattle
TPE
Taipei
HK$5,290 Return, found 12 hours ago
HK$5,290
Return
found 12 hours ago
Select United flight, departing Mon, 29 Sept from Seattle to Taipei, returning Mon, 13 Oct, priced at HK$5,290 found 12 hours ago
United
Fri, 31 Oct - Mon, 3 Nov
SEA
Seattle
TPE
Taipei
HK$5,359 Return, found 5 hours ago
HK$5,359
Return
found 5 hours ago
Select United flight, departing Fri, 31 Oct from Seattle to Taipei, returning Mon, 3 Nov, priced at HK$5,359 found 5 hours ago
United
Fri, 3 Oct - Mon, 13 Oct
SEA
Seattle
TPE
Taipei
HK$5,360 Return, found 12 hours ago
HK$5,360
Return
found 12 hours ago
Select United flight, departing Fri, 3 Oct from Seattle to Taipei, returning Mon, 13 Oct, priced at HK$5,360 found 12 hours ago
United
Sat, 18 Oct - Mon, 3 Nov
SEA
Seattle
TPE
Taipei
HK$5,366 Return, found 3 days ago
HK$5,366
Return
found 3 days ago
Select United flight, departing Sat, 18 Oct from Seattle to Taipei, returning Mon, 3 Nov, priced at HK$5,366 found 3 days ago
United
Tue, 10 Mar - Sat, 28 Mar
SEA
Seattle
TPE
Taipei
HK$5,436 Return, found 2 days ago
HK$5,436
Return
found 2 days ago
Select United flight, departing Tue, 10 Mar from Seattle to Taipei, returning Sat, 28 Mar, priced at HK$5,436 found 2 days ago
Seattle to Taipei route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Taoyuan Intl.
Airlines serving
American Airlines, Asiana Airlines, Cathay Pacific, China Airlines, Delta, EVA Airways, Emirates, Japan Airlines, Korean Air, Singapore Airlines, Turkish Airlines, United
Popular airline
EVA Airways
Distance
9699 km
Average flight time
27 hours 47 mins

Frequently asked questions

How much is a United Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Taoyuan Intl. Airport (TPE)?
Grab affordable round-trip United Airlines flights from HK$5,286 from SEA to TPE by organising your results from "Price (lowest to highest)" on Expedia. Or look for options from HK$2,861 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SEA to TPE with United Airlines?
September is one of the cheapest months to travel to Taipei with United Airlines. You could also find excellent prices on return and one-way tickets in August.
Does United Airlines fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Taoyuan Intl. Airport (TPE)?
Fill in your dates, press search and check the "Nonstop" filter on Expedia to find any direct flights from SEA to TPE with United Airlines or another carrier.
What airports does United Airlines fly into in Taipei?
Taoyuan Intl. Airport (TPE) is the primary Taipei gateway for United Airlines flights from Seattle - Tacoma Intl. Airport (SEA).
Can I change or cancel my United Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Taoyuan Intl. Airport (TPE)?
It's usually possible to change or cancel your flight, although there may be additional charges if your booking was made more than 24 hours ago. Need flexible options? Use our "Changes included" or "No cancel fee" filter to find flights that won't charge you extra if you need to alter your plans. To update your itinerary, go to "Trips," select your flight and click on "Manage Booking" for more details.
*Available to Expedia members.