The cheapest times to fly from SEA to TPE are

  • January 29th to May 20th
  • August 27th to September 23rd (except the week of September 3rd)
  • October 8th to December 2nd (except the week of November 12th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SEA to TPE is early May. Prices can be as high as $1197 for Friday flights during late December, or as low as $504 for Monday flights around early May.


When to Fly to Taipei

Flying from Seattle, WA (SEA) to Taipei (TPE) will usually cost between $653 to $1073 per person if booking more than four weeks in advance. On average the very cheapest time to fly is early May with an average ticket price of $665. Due to high demand the most expensive time to fly is late December, with an average price of $1112. Planning your trip to low-cost times can easily save you $447 on economy flights and even more on first-class flights. Generally, any price below $764 can be considered a good price for a round-trip SEA to TPE flight.

See below for a graph of average weekly prices for the SEA to TPE route. All prices are for round-trip tickets in USD.

SEA to TPE Flight Prices

Compared to other flights, the SEA to TPE flight is cheaper than the average and costs less than the average flight leaving from Seattle. The average price per mile (for a direct flight) is $0.08, which is far below average.


Flight Prices by Day of the Week

Monday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly to Taipei, and Saturdays are the most expensive days to return to Seattle. Selecting flights on the least expensive days could save you up to $71 (8%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $769. Return trip prices are from the TPE to SEA flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from SEA to TPE can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 11 hour 53 minutes may be realistic.


Flight Questions Answered

Still have questions about flying from SEA to TPE? We’ve got answers.

Which airlines fly this route?

You can find 24 major airlines flying this route most often: Air Canada, Air China, Alaska, American, ANA, Asiana, Cathay Dragon, Cathay Pacific, China Airlines, China Eastern, China Southern, Delta, Emirates, EVA Air, Hainan, Hawaiian, JAL, JetBlue, Korean Air, Lufthansa, Singapore Airlines, THAI, United, Xiamen, and potentially more during busy seasons.

How far away is it from Taiwan Taoyuan International Airport to Seattle/Tacoma International Airport?

The distance between the two airports is roughly 6061 miles or 9754 kilometers.

How long does it take to fly from SEA to TPE?

The real-world flight time for a nonstop SEA to TPE flight is about 11 hour 53 minutes.

How many flights go between Seattle, WA and Taipei?

It depends on the day of the week and the date, but a typical day might have around 98 available flights from SEA to TPE.


Airport Location Info


Departing Airport

Origination codeSEA
Origination airport nameSeattle/Tacoma International Airport
CitySeattle, WA
Countrythe United States

Return Airport

Destination codeTPE
Destination airport nameTaiwan Taoyuan International Airport


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.