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$295+ Cheap flights from Seattle (SEA) to Taiwan

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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TPE
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Seattle to Taiwan

Keep the following information in mind while searching for Seattle to Taiwan flight deals. Data was last updated September 11, 2025.

Round-trip from

$676
(KAYAK)

One-way from

$295
(SmartFares)

Popular in

December

Cheapest in

April

Average price

$756

Good round-trip deal

$780 or less

Good one-way deal

$426 or less
From Seattle/Tacoma Intl to Taiwan
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One-way flight from Seattle/Tacoma Intl to Taiwan
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Highest demand for flights based on searches. 11% potential increase in price ($115 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($54 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Taiwan.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Taiwan.
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Find flight deals from Seattle to Taiwan

Cheapest flights from Seattle to Taiwan
Explore the most affordable flight options available from Seattle to Taiwan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This KAYAK deal was found by Cheapflights users on 9/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2611:35 pmSEA - TPE
1 stop30h 15mPhilippine Airlines
Thu 10/910:00 pmTPE - SEA
1 stop36h 15mPhilippine Airlines
Deal found 9/11$676
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/193:35 pmSEA - TPE
Nonstop13h 30mDelta
Wed 12/310:55 amTPE - SEA
Nonstop11h 05mDelta
Deal found 9/11$679
This oojo deal was found by Cheapflights users on 9/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2012:10 amSEA - TPE
1 stop23h 20mAsiana Airlines
Mon 12/154:30 pmTPE - SEA
1 stop13h 25mAsiana Airlines
Deal found 9/9$682
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/43:40 pmSEA - TPE
Nonstop13h 15mDelta
Tue 10/219:25 amTPE - SEA
Nonstop11h 35mDelta
Deal found 9/11$684
This CrystalTravel deal was found by Cheapflights users on 9/11. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/312:10 amSEA - TPE
Nonstop13h 10mChina Airlines
Sun 1/2511:35 pmTPE - SEA
Nonstop10h 35mChina Airlines
Deal found 9/11$685
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Mon 10/67:37 pmSEA - TPE
1 stop17h 28mUnited Airlines
Wed 10/222:30 pmTPE - SEA
1 stop21h 50mUnited Airlines
Deal found 9/11$688
This Korean Air deal was found by Cheapflights users on 9/11. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1311:00 amSEA - TPE
1 stop32h 00mKorean Air
Wed 11/267:25 pmTPE - SEA
1 stop29h 35mKorean Air
Deal found 9/11$692
This United Airlines deal was found by Cheapflights users on 9/11. 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 10/227:37 pmSEA - TPE
1 stop17h 28mUnited Airlines
Thu 11/1311:10 amTPE - SEA
2 stops21h 00mUnited Airlines
Deal found 9/11$693
This KAYAK deal was found by Cheapflights users on 9/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/311:35 pmSEA - TPE
1 stop30h 15mPhilippine Airlines
Fri 10/109:45 amTPE - SEA
1 stop24h 30mPhilippine Airlines
Deal found 9/11$694
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Sun 10/53:28 pmSEA - TPE
1 stop36h 17mUnited Airlines
Mon 10/202:15 pmTPE - SEA
1 stop17h 05mUnited Airlines
Deal found 9/11$695
This Korean Air deal was found by Cheapflights users on 9/11. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2011:00 amSEA - TPE
1 stop32h 00mKorean Air
Tue 12/27:25 pmTPE - SEA
1 stop29h 35mKorean Air
Deal found 9/11$697
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 9/277:37 pmSEA - TPE
1 stop17h 28mUnited Airlines
Wed 10/82:30 pmTPE - SEA
1 stop16h 54mUnited Airlines
Deal found 9/11$698

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Taiwan 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 September 11, 2025.
Use the filters below to find and compare flights from Seattle to Taiwan that are best for you.

Fly from

Seattle

Fly to

Taiwan

Route

Depart

Return

Price

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Mon 11/3

3:35 pm-9:05 pm

Nonstop13h 30m

Taipei City Taiwan Taoyuan Intl

Mon 12/15

10:55 am-6:00 am

Nonstop11h 05m

$679

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Wed 11/12

3:35 pm-9:05 pm

Nonstop13h 30m

Taipei City Taiwan Taoyuan Intl

Tue 12/16

10:55 am-6:00 am

Nonstop11h 05m

$679

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sat 10/4

3:40 pm-7:55 pm

Nonstop13h 15m

Taipei City Taiwan Taoyuan Intl

Tue 10/7

9:25 am-6:00 am

Nonstop11h 35m

$684

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Tue 9/30

3:55 pm-7:55 pm

Nonstop13h 00m

Taipei City Taiwan Taoyuan Intl

Sun 10/12

9:35 am-6:00 am

Nonstop11h 25m

$684

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Tue 11/4

2:40 pm-5:45 am

1 stop23h 05m

Taipei City Taiwan Taoyuan Intl

Wed 11/19

11:10 am-1:38 pm

1 stop18h 28m

$688

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Mon 10/6

5:00 am-6:45 pm

2 stops22h 45m

Taipei City Taiwan Taoyuan Intl

Mon 10/13

9:50 am-2:24 pm

1 stop19h 34m

$693

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Mon 9/22

6:25 am-6:45 pm

2 stops21h 20m

Taipei City Taiwan Taoyuan Intl

Mon 10/13

9:50 am-2:24 pm

1 stop19h 34m

$693

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Tue 11/18

12:30 pm-5:45 am

3 stops25h 15m

Taipei City Taiwan Taoyuan Intl

Wed 12/3

3:50 pm-3:29 pm

1 stop15h 39m

$693

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sun 11/2

3:35 pm-9:05 pm

Nonstop13h 30m

Taipei City Taiwan Taoyuan Intl

Fri 12/12

10:55 am-6:00 am

Nonstop11h 05m

$693

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Mon 10/6

5:31 pm-4:05 am

1 stop19h 34m

Taipei City Taiwan Taoyuan Intl

Tue 10/21

9:50 am-3:32 pm

2 stops20h 42m

$693

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 45 results
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Best time to book a flight from Seattle to Taiwan

Have a flexible travel schedule? Discover the best time to fly to Taiwan from Seattle 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 Seattle to Taiwan

What is the cheapest month to book a flight from Seattle to Taiwan?

Currently, September is the cheapest month in which you can book a flight from Seattle to Taiwan (average of $849). Flying from Seattle to Taiwan in December is currently the most expensive (average of $1,362). 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 SEA to TW?

Find hourly flight availability from Seattle to Taiwan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Taiwan as you normally would.

Weekly flight availability from Seattle to Taiwan

Explore weekly flight availability from Seattle to Taiwan. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 11, 2025.

The most flights from SEA to TW0 are scheduled on a Wednesday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

Reviews of airlines servicing Taiwan

Get insights into the airlines that provide service to Taiwan. 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 Taiwan. Reviews last updated September 11, 2025.
Read through reviews of airlines operating flights from Seattle to Taiwan, such as STARLUX Airlines, EVA Air, and China Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
8.9
Very good
211 reviews

Crew

9.2

Overall

8.9

Entertainment

8.9

Comfort

8.9

Food

8.8

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
8.9
Very good
211 reviews
STARLUX Airlines
8.9
Very good
211 reviews

Crew

9.2

Overall

8.9

Entertainment

8.9

Comfort

8.9

Food

8.8

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
EVA Air
8.4
Very good
1,236 reviews
STARLUX Airlines
8.9
Very good
211 reviews

Crew

9.2

Overall

8.9

Entertainment

8.9

Comfort

8.9

Food

8.8

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
China Airlines
8.3
Very good
767 reviews
STARLUX Airlines
8.9
Very good
211 reviews

Crew

9.2

Overall

8.9

Entertainment

8.9

Comfort

8.9

Food

8.8

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Asiana Airlines
8.2
Very good
479 reviews
STARLUX Airlines
8.9
Very good
211 reviews

Crew

9.2

Overall

8.9

Entertainment

8.9

Comfort

8.9

Food

8.8

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Delta
8.0
Very good
7,960 reviews
STARLUX Airlines
8.9
Very good
211 reviews

Crew

9.2

Overall

8.9

Entertainment

8.9

Comfort

8.9

Food

8.8

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Taiwan. 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 from for flights from Seattle to Taiwan?

    For a flight from Seattle to Taiwan, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city.

  • How long is the flight from Seattle to Taiwan?

    Delta, United Airlines, and Japan Airlines can get you from Seattle to Taiwan in just under 13h 30m. Your travel time can differ by up to 17h 40m. The distance from Seattle to Taiwan is about 6058 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Seattle to Taiwan one-way?

    $320 is the cheapest one-way deal found within the past few days, from Philippine Airlines. You may also be able to find cheap deals on Asiana Airlines and Delta, with prices starting from $346 and $367, respectively.

  • What are the most popular routes from Seattle to Taiwan?

    The most popular flight routes from Seattle to Taiwan are Seattle/Tacoma Intl - Taipei City Taiwan Taoyuan Intl, Seattle/Tacoma Intl - Taipei City Sung Shan and Seattle/Tacoma Intl - Kaohsiung City.

  • What are the most reliable airlines from Seattle to Taiwan?

    No one likes to see their flight delayed. When booking a flight from Seattle to Taiwan consider choosing STARLUX Airlines (95%), Thai Airways (94%) or China Airlines (93%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Seattle to Taiwan?

    While on average a flight from Seattle to Taiwan is generally $1,852, our data shows the cheapest flight currently is $388. When looking at the most popular route, (Seattle/Tacoma Intl - Taipei City Taiwan Taoyuan Intl), you can expect to pay $588 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Taiwan 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 Seattle to Taiwan?

    Currently, September is the cheapest month in which you can book a flight from Seattle to Taiwan (average of $849). Flying from Seattle to Taiwan in December is currently the most expensive (average of $1,362). 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.

See more FAQs

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Alternative routes for Seattle to Taiwan

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Seattle to Taiwan

Discover the top 8 airlines that operate flights from Seattle to Taiwan. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$589Average$650FlexibilityNo cancel feeOn-time76%
China AirlinesCheapest$652Average$763FlexibilityNo cancel feeOn-time70%
DeltaCheapest$671Average$737FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$685Average$772FlexibilityNo cancel feeOn-time69%
STARLUX AirlinesCheapest$728Average$843FlexibilityNo cancel feeOn-timeN/A
ANACheapest$730Average$993FlexibilityNo cancel feeOn-time80%
EVA AirCheapest$776Average$951FlexibilityNo cancel feeOn-time74%
Alaska AirlinesCheapest$857Average$857FlexibilityNo cancel feeOn-time75%

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