₩455,900 Cheap United flights Seattle (SEA) to Taipei (TPE)

View ₩455,900 flight on Tue, Jan 6, 2026Opens in a new window
  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

₩455,900 Cheap United flights Seattle (SEA) to Taipei (TPE)

Prices were available within the past 7 days and start at ₩455,900 for one-way flights and ₩866,500 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Jan 19 - Thu, Jan 22
SEA
Seattle
TPE
Taipei
₩866,500 Roundtrip, found 1 day ago
₩866,500
Roundtrip
found 1 day ago
Select United flight, departing Mon, Jan 19 from Seattle to Taipei, returning Thu, Jan 22, priced at ₩866,500 found 1 day ago
United
Mon, Jan 19 - Thu, Jan 22
SEA
Seattle
TPE
Taipei
₩1,140,900 Roundtrip, found 1 day ago
₩1,140,900
Roundtrip
found 1 day ago
Select United flight, departing Mon, Jan 19 from Seattle to Taipei, returning Thu, Jan 22, priced at ₩1,140,900 found 1 day ago
United
Mon, Jan 19 - Thu, Jan 22
SEA
Seattle
TPE
Taipei
₩1,146,400 Roundtrip, found 1 day ago
₩1,146,400
Roundtrip
found 1 day ago
Select United flight, departing Mon, Jan 19 from Seattle to Taipei, returning Thu, Jan 22, priced at ₩1,146,400 found 1 day ago
United
Mon, Jan 19 - Thu, Jan 22
SEA
Seattle
TPE
Taipei
₩1,149,000 Roundtrip, found 1 day ago
₩1,149,000
Roundtrip
found 1 day ago
Select United flight, departing Mon, Jan 19 from Seattle to Taipei, returning Thu, Jan 22, priced at ₩1,149,000 found 1 day ago

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

March is typically the cheapest month to fly

From ₩904,424 - ₩1,157,339 per traveler.
Flights from Seattle (SEA) to Taipei (TPE)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Taoyuan Intl.
Distance
9699 km
Average flight time
29 hours 7 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 ₩866,500 from SEA to TPE by organizing your results from "Price (lowest to highest)" on Expedia. Or look for options from ₩455,900 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.