$357 Flights from Taipei (TPET) to Seattle / Tacoma International (SEA)

Compare Taipei to Seattle / Tacoma International flight deals

Find the cheapest month or even day of the year to fly to Seattle / Tacoma International

Book the best Seattle / Tacoma International fare with no extra fees

Flight deals from Taipei to Seattle / Tacoma International

Looking for a cheap last-minute deal or the best round-trip flight from Taipei to Seattle / Tacoma International? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Taipei to Seattle / Tacoma International

We’re always keeping an eye on fares, to help you find the lowest one in seconds. Check out the Taipei to Seattle / Tacoma International Airport flight prices forecast over the next 12 months.
Cheapest month:April
Most expensive month:October

Direct flights from Taipei to Seattle / Tacoma International

Taipei to Seattle / Tacoma International: Alternative routes

Compare routes from Taipei to Seattle below. You may find an airport to fly into that's cheaper, faster, or easier than Seattle / Tacoma International.

Taipei to Seattle: Flight information

The things to know before you go.
Cheapest flight found$357
Cheapest month to flyApril
Average flight time10 hrs, 51 mins
Most popular airlineEVA Air
Average flights per week88

Finding cheap flights from Taipei to Seattle / Tacoma International: Frequently asked questions

The best price we found for a round-trip flight from Taipei to Seattle / Tacoma International is $590. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
10 hours and 51 minutes is the average flight time from Taipei to Seattle / Tacoma International.
EVA Air, Thai Airways and STARLUX Airlines fly direct from Taipei to Seattle / Tacoma International.
There are 44 flights per week flying from Taipei to Seattle / Tacoma International, as of January 2026.
The cheapest month to fly from Taipei to Seattle / Tacoma International is usually May.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Taipei to Seattle / Tacoma International Airport on Monday, May 18, 2026.
Yes – the average flight time is 10 hours and 51 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle / Tacoma International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.

Traveling from Taipei to Seattle-Tacoma International Airport (SEA): What you need to know

  • There are two main airports you can start your journey from in Taipei. Explore your options leaving from Taiwan Taoyuan International Airport (TPE) or Taipei Songshan Airport (TSA) when planning your flight from Taipei to Seattle-Tacoma International Airport (SEA).

  • Book a direct Taipei to Seattle-Tacoma International Airport flight and you'll be traveling for around 11 hours.

  • The timezone in Seattle is UTC-7, which is 15 hours behind Taipei. Seattle-Tacoma International Airport is located in Seattle.

  • The busiest route is from Taiwan Taoyuan International Airport (TPE) to Seattle-Tacoma International Airport (SEA), with 28 direct services every week. If you want to be on your way right away, the earliest flight from TPE to SEA is the 9:25am Delta Air Lines service. If you need some extra time before takeoff, the final departure is at 11:40pm with EVA Air.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules to live by. Make sure you're at the airport on time to board your flight from Taipei to SEA.

  • Heading away during a peak period like school or public holidays? Expect longer queues at security and check-in. For peace of mind, arrive up to four hours before international flights and two hours ahead of domestic departures.

Airports in Taipei

Taiwan Taoyuan International Airport (TPE)

  • Taiwan Taoyuan International Airport (TPE) provides a hassle-free way to reach your destination. Nonstop flights from Taipei to Seattle-Tacoma International Airport (SEA) operate out of this terminal.

  • Popular airlines that have direct flights from Taipei to Seattle-Tacoma International Airport leaving from TPE include:

  • The majority of travelers prefer to fly with EVA Air from TPE to SEA.

  • Delta Air Lines is the most consistent performer for punctuality on this route.

  • Located around 30 miles from central Taipei, TPE can be reached in about 40 minutes by car (depending on traffic). The journey by public transport will take roughly 1 hour 25 minutes.

  • Catching an early flight from Taipei to Seattle-Tacoma International Airport? Avoid rushing to the terminal (and sneak in some extra precious sleep) by picking one of these stays near Taiwan Taoyuan International Airport:

  • Of all flights leaving Taiwan Taoyuan International Airport, 74.72% touch down on time at their destination.

Taipei Songshan Airport (TSA)

  • You can get to TSA from central Taipei in approximately 20 minutes by car, depending on traffic conditions. The journey on public transport takes roughly 45 minutes to cover the 4 miles or so.

  • Want to treat yourself to an extra night away before your Taipei to SEA flight? Relax in a hotel near Taipei Songshan Airport before your vacation officially begins. These stays are calling your name:

  • Most flights that depart Taipei Songshan Airport get to their destination within the expected time frame. It boasts a strong on-time performance rate of 91.15%.

About Seattle-Tacoma International Airport (SEA)

Getting from Seattle-Tacoma International Airport (SEA) to central Seattle

  • Seattle-Tacoma International Airport is about 11 miles from central Seattle. How long it'll take to get there in a car rental or cab will depend on the time of day. Do some research before your trip.

  • When traveling by public transport, expect a journey time of around 55 minutes.

How to find the cheapest flights from Taipei to Seattle-Tacoma International Airport (SEA)

  • The cheapest price we've found for a one-way ticket from Taipei to Seattle-Tacoma International Airport is $357. For a return flight on this route, the best price is $590. Depending on how early you book and the availability, these fares may change.

  • Don't leave things to the last minute. You're more likely to find cheap flights from Taipei to SEA if you book in advance. Airlines often have some excellent early bird discounts.

  • If you're flexible with your trip dates, try using the 'Whole month' tool. It'll show you the lowest price across the month when searching for your Taipei to Seattle-Tacoma International Airport ticket.

  • Locking in a cheap plane ticket from Taipei to SEA is a piece of cake with Price Alerts. Simply create one of these automatic alerts and we'll let you know when a lower fare pops up.

  • Filters make it easier to find a bargain for your flight from Taipei to Seattle-Tacoma International Airport. Pick the departure times, carriers and stops that check all your boxes. Then sort the results by 'Cheapest' to bring up the lowest fares right away.

The best time to fly from Taipei to Seattle-Tacoma International Airport (SEA)

  • It's time to decide when to book your flight from Taipei to Seattle-Tacoma International Airport (SEA). July is when most people visit Seattle. If you like things a bit more low-key, go in May.

  • Before locking in your Taipei to SEA plane ticket, consider the weather you're most comfortable in. August is the warmest month in Seattle, with temperatures ranging from 54ºF to 82ºF.

  • February sees temperatures of between 30ºF and 52ºF. Look for cheap tickets from Taipei to Seattle-Tacoma International Airport around that time if you want to travel in cooler conditions.

More about Seattle

  • Start your Seattle trip off on the right foot by choosing the ideal place to stay. As soon as you've booked your flight from Taipei to Seattle-Tacoma International Airport, check out our range of hotels including:

  • You'll find loads of exciting things to do in Seattle when you're ready to sightsee. Kick off your itinerary at Pike Place Market followed by Space Needle and Seattle Skyline.

Explore more of the United States

  • Seattle has its own special appeal, but there are so many other corners of the United States you'll want to see. Around 130 miles south of Seattle, a trip to Portland will keep you busy. Check out popular attractions like Portland Japanese Garden, Voodoo Doughnut and Great Northwest.

  • Around 130 miles south of Seattle, Vancouver is another essential stop in the United States. Get a taste of what this destination has to offer at Vancouver Waterfront, Reconstructed HBC Fort Vancouver and Fort Vancouver National Historic Site Garden.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.