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$350+ Cheap flights from Taiwan Taoyuan Intl (TPE) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
TPE — SEA
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Taipei City Taiwan Taoyuan Intl to Seattle/Tacoma Intl are usually found in April or October, booked 48 days in advance, depart on a Saturday or Tuesday and return on a Tuesday

Cheap flight deals from Taiwan Taoyuan Intl to Seattle

Cheapest flights from Taiwan Taoyuan Intl to Seattle
Explore the most affordable flight options available from Taiwan Taoyuan Intl to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 23, 2026.

This United Airlines deal was found by Cheapflights users on 7/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:50 am
TPE
-
SEA
1 stop19h 34m
United Airlines
Sun 12/66:57 am
SEA
-
TPE
1 stop20h 53m
United Airlines
Deal found 7/19$571
This United Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/162:30 pm
TPE
-
SEA
1 stop18h 59m
United Airlines
Tue 9/2910:55 am
SEA
-
TPE
1 stop16h 50m
United Airlines
Deal found 7/18$572
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:50 am
TPE
-
SEA
2 stops27h 01m
United Airlines
Sun 9/277:25 pm
SEA
-
TPE
1 stop17h 40m
United Airlines
Deal found 7/22$574
This United Airlines deal was found by Cheapflights users on 7/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/172:30 pm
TPE
-
SEA
1 stop16h 44m
United Airlines
Mon 9/284:35 pm
SEA
-
TPE
2 stops20h 30m
United Airlines
Deal found 7/18$575
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:30 pm
TPE
-
SEA
1 stop21h 13m
United Airlines
Mon 9/147:35 pm
SEA
-
TPE
1 stop17h 30m
United Airlines
Deal found 7/21$582
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:50 am
TPE
-
SEA
1 stop21h 24m
United Airlines
Tue 9/159:00 am
SEA
-
TPE
1 stop18h 45m
United Airlines
Deal found 7/22$583
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/252:30 pm
TPE
-
SEA
1 stop16h 44m
United Airlines
Thu 9/106:32 am
SEA
-
TPE
2 stops21h 13m
United Airlines
Deal found 7/20$631

Find flight deals from Taiwan Taoyuan Intl to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Taiwan Taoyuan Intl (TPE) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$571
(United Airlines)

One-way from

$350
(United Airlines)

Popular in

July

Cheapest in

April

Average price

$1,188

Good round-trip deal

$777 or less

Good one-way deal

$509 or less
Provider with most accurate pricing for Taipei City Taiwan Taoyuan Intl-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for Taipei City Taiwan Taoyuan Intl-Seattle/Tacoma Intl flights.
Search Deals
From Taipei City Taiwan Taoyuan Intl to Seattle/Tacoma Intl
Search Deals
One-way flight from Taipei City Taiwan Taoyuan Intl to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($160 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Taipei City Taiwan Taoyuan Intl to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Taipei City Taiwan Taoyuan Intl to Seattle/Tacoma Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Taiwan Taoyuan Intl to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 23, 2026.
Use the filters below to find and compare flights from Taipei City Taiwan Taoyuan Intl Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Taipei CitySeattle

TPE - SEA

TPESEA

Taipei City Taiwan Taoyuan Intl

Thu 9/17

9:50 am-4:14 pm

1 stop21h 24m

Seattle/Tacoma Intl

Sun 9/27

7:11 am-4:05 am

1 stop29h 54m

$571

Taipei CitySeattle

TPE - SEA

TPESEA

Taipei City Taiwan Taoyuan Intl

Thu 9/24

9:50 am-12:23 pm

1 stop17h 33m

Seattle/Tacoma Intl

Sun 10/4

7:11 am-4:05 am

1 stop29h 54m

$571

Taipei CitySeattle

TPE - SEA

TPESEA

Taipei City Taiwan Taoyuan Intl

Tue 9/8

2:30 pm-6:29 pm

1 stop18h 59m

Seattle/Tacoma Intl

Sat 9/12

1:16 pm-4:05 am

1 stop23h 49m

$572

Taipei CitySeattle

TPE - SEA

TPESEA

Taipei City Taiwan Taoyuan Intl

Thu 10/15

2:30 pm-4:19 pm

1 stop16h 49m

Seattle/Tacoma Intl

Sun 10/18

9:05 am-6:45 pm

1 stop18h 40m

$572

Taipei CitySeattle

TPE - SEA

TPESEA

Taipei City Taiwan Taoyuan Intl

Fri 9/4

2:30 pm-8:43 pm

1 stop21h 13m

Seattle/Tacoma Intl

Sat 11/7

1:16 pm-5:45 am

1 stop24h 29m

$574

Taipei CitySeattle

TPE - SEA

TPESEA

Taipei City Taiwan Taoyuan Intl

Sat 9/19

9:50 am-6:29 pm

1 stop23h 39m

Seattle/Tacoma Intl

Mon 10/12

1:19 pm-4:05 am

1 stop23h 46m

$574

Taipei CitySeattle

TPE - SEA

TPESEA

Taipei City Taiwan Taoyuan Intl

Wed 11/11

11:10 am-7:30 pm

2 stops24h 20m

Seattle/Tacoma Intl

Thu 12/3

5:07 am-7:50 pm

2 stops22h 43m

$574

Taipei CitySeattle

TPE - SEA

TPESEA

Taipei City Taiwan Taoyuan Intl

Thu 8/27

2:30 pm-11:04 pm

2 stops23h 34m

Seattle/Tacoma Intl

Thu 11/26

7:35 pm-5:45 am

1 stop18h 10m

$634
Quickest round-trip

Taipei CitySeattle

TPE - SEA

TPESEA

Taipei City Taiwan Taoyuan Intl

Thu 9/17

9:50 am-6:00 am

Nonstop11h 10m

Seattle/Tacoma Intl

Sun 9/27

4:00 pm-7:55 pm

Nonstop12h 55m

$665
Cheapest one-way

Taipei CitySeattle

TPE - SEA

TPESEA

Taipei City Taiwan Taoyuan Intl

Mon 10/19

2:30 pm-12:23 pm

1 stop36h 53m

$350

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/20

Showing 1-10 of 21 resultsSorted by cheapest first
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2
3

Compare providers for flights from Taiwan Taoyuan Intl to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Taiwan Taoyuan Intl to Seattle in July.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Taipei City Taiwan Taoyuan Intl Airport-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Taipei City Taiwan Taoyuan Intl Airport-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Taipei City Taiwan Taoyuan Intl Airport-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Taipei City Taiwan Taoyuan Intl Airport-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Taipei City Taiwan Taoyuan Intl Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Taiwan Taoyuan Intl to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Taiwan Taoyuan Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Taipei City Taiwan Taoyuan Intl Airport to Seattle

How far ahead should I book a flight from Taipei City Taiwan Taoyuan Intl Airport to Seattle?

The best time to book flights from Taipei City Taiwan Taoyuan Intl Airport to Seattle is 47 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Taipei City Taiwan Taoyuan Intl Airport to Seattle?

Currently, April is the cheapest month in which you can book a flight from Taipei City Taiwan Taoyuan Intl Airport to Seattle (average of $706). Flying from Taipei City Taiwan Taoyuan Intl Airport to Seattle in July is currently the most expensive (average of $1,188). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from TPE to SEA?

Find hourly flight availability from Taiwan Taoyuan Intl to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 23, 2026.

When flying from Taipei City Taiwan Taoyuan Intl Airport to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Taipei City Taiwan Taoyuan Intl Airport to Seattle?

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated July 23, 2026.
Get a feel of what it's like to fly with STARLUX Airlines,EVA Air, andChina Airlines from Taipei City Taiwan Taoyuan Intl Airport to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
8.8
Very good
360 reviews

Overall

8.8

Food

8.6

Comfort

8.9

Entertainment

8.7

Boarding

8.9

Crew

9.1

Reviews

1 / 14
8.0
Excellent

Andrew,Jun 2026

SEA - TPE

Great value for a coach ticket. Fantastic leg room for a 6’3”” man.
STARLUX Airlines
8.8
Very good
360 reviews
STARLUX Airlines
8.8
Very good
360 reviews

Overall

8.8

Food

8.6

Comfort

8.9

Entertainment

8.7

Boarding

8.9

Crew

9.1

Reviews

1 / 14
8.0
Excellent

Andrew,Jun 2026

SEA - TPE

Great value for a coach ticket. Fantastic leg room for a 6’3”” man.
EVA Air
8.5
Very good
1,502 reviews
STARLUX Airlines
8.8
Very good
360 reviews

Overall

8.8

Food

8.6

Comfort

8.9

Entertainment

8.7

Boarding

8.9

Crew

9.1

Reviews

1 / 14
8.0
Excellent

Andrew,Jun 2026

SEA - TPE

Great value for a coach ticket. Fantastic leg room for a 6’3”” man.
China Airlines
8.3
Very good
838 reviews
STARLUX Airlines
8.8
Very good
360 reviews

Overall

8.8

Food

8.6

Comfort

8.9

Entertainment

8.7

Boarding

8.9

Crew

9.1

Reviews

1 / 14
8.0
Excellent

Andrew,Jun 2026

SEA - TPE

Great value for a coach ticket. Fantastic leg room for a 6’3”” man.
Delta
7.8
Good
8,480 reviews
STARLUX Airlines
8.8
Very good
360 reviews

Overall

8.8

Food

8.6

Comfort

8.9

Entertainment

8.7

Boarding

8.9

Crew

9.1

Reviews

1 / 14
8.0
Excellent

Andrew,Jun 2026

SEA - TPE

Great value for a coach ticket. Fantastic leg room for a 6’3”” man.

Related info for your journey

Find useful and relevant information for your journey from Taiwan Taoyuan Intl to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Taipei City Taiwan Taoyuan Intl?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly into when you book flights from Taipei City Taiwan Taoyuan Intl to Seattle. 4 airlines have flights to Seattle/Tacoma Intl from Taipei City Taiwan Taoyuan Intl on a regular basis. Booking flights from Taipei City Taiwan Taoyuan Intl to Seattle/Tacoma Intl should not be difficult; the airport handles an average of 6 inbound flights from Taipei City Taiwan Taoyuan Intl per day.

  • How long is the flight from Taipei City Taiwan Taoyuan Intl Airport to Seattle?

    For as low as $571, United Airlines can have you in Seattle from Taipei City Taiwan Taoyuan Intl Airport in 21h 24m. The distance from Taipei City Taiwan Taoyuan Intl Airport to Seattle is about 6058 mi.

  • What are the cheapest airlines flying from Taipei City Taiwan Taoyuan Intl Airport to Seattle round-trip?

    Flying on Delta is currently your cheapest option to Seattle, with prices starting at $599. Additional round-trip tickets that might be worth considering are offered by China Airlines and EVA Air, with the lowest prices starting at $670 and $717, respectively. Users have found that Delta is 27% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Taipei City Taiwan Taoyuan Intl Airport to Seattle one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $364. However, be on the lookout for offers from United Airlines and Asiana Airlines, as they are both options that can get you from Taipei City Taiwan Taoyuan Intl Airport to Seattle for a low price.

  • What are the most reliable airlines from Taipei City Taiwan Taoyuan Intl Airport to Seattle?

    Before booking your flight to Seattle from Taipei City Taiwan Taoyuan Intl Airport, check out the most reliable airlines to get you to your destination on time: Delta (87%), EVA Air (78%), Thai Airways( 78%).

  • What are the cheapest flights from Taipei City Taiwan Taoyuan Intl Airport to Seattle?

    The cheapest flight price from Taipei City Taiwan Taoyuan Intl Airport to Seattle is $422. On average you can expect to pay $2,247. The most popular route, (Taipei City Taiwan Taoyuan Intl - Seattle/Tacoma Intl), can usually be booked for $572.

  • Can I find deals for flights from Taiwan Taoyuan Intl to Seattle that include hotel bookings?

    Yes. In addition to deals on Taiwan Taoyuan Intl to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Taiwan Taoyuan Intl to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Taiwan Taoyuan Intl to Seattle.

  • Can I find deals for business class flights from Taiwan Taoyuan Intl to Seattle?

    Yes. Cheapflights offers flight deals from Taiwan Taoyuan Intl to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Taipei City Taiwan Taoyuan Intl Airport to Seattle?

    Currently, April is the cheapest month in which you can book a flight from Taipei City Taiwan Taoyuan Intl Airport to Seattle (average of $706). Flying from Taipei City Taiwan Taoyuan Intl Airport to Seattle in July is currently the most expensive (average of $1,188). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 4 airlines flying from Taiwan Taoyuan Intl to Seattle

Discover the top 4 airlines that operate flights from Taiwan Taoyuan Intl to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$599Average$681FlexibilityNo cancel feeOn-timeN/A
China AirlinesCheapest$670Average$780FlexibilityNo cancel feeOn-time70%
EVA AirCheapest$717Average$816FlexibilityNo cancel feeOn-time74%
STARLUX AirlinesCheapest$745Average$860FlexibilityNo cancel feeOn-timeN/A

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