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$295+ Cheap flights from Washington 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 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TPE
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Washington to Taiwan

Keep the following information in mind while searching for Washington to Taiwan flight deals. Data was last updated September 15, 2025.

Round-trip from

$676
(CrystalTravel)

One-way from

$295
(CrystalTravel)

Popular in

December

Cheapest in

September

Average price

$741

Good round-trip deal

$774 or less

Good one-way deal

$425 or less
From Washington to Taiwan
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One-way flight from Washington to Taiwan
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Highest demand for flights based on searches. 10% potential increase in price ($102 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($50 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 Washington to Taiwan.
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Price to beat on a one-way flight from Washington to Taiwan.
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Find flight deals from Washington to Taiwan

Cheapest flights from Washington to Taiwan
Explore the most affordable flight options available from Washington to Taiwan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This CrystalTravel deal was found by Cheapflights users on 9/14. 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.
Thu 10/301:10 amSEA - TPE
Nonstop13h 10mChina Airlines
Thu 11/1311:35 pmTPE - SEA
Nonstop10h 35mChina Airlines
Deal found 9/14$676
This FlightHub deal was found by Cheapflights users on 9/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/298:45 pmPDX - TPE
1 stop17h 10mSTARLUX Airlines
Wed 12/38:30 pmTPE - PDX
1 stop14h 25mSTARLUX Airlines
Deal found 9/13$677
This KAYAK deal was found by Cheapflights users on 9/14. 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.
Sun 10/1211:35 pmSEA - TPE
1 stop24h 45mPhilippine Airlines
Fri 10/179:45 amTPE - SEA
1 stop24h 30mPhilippine Airlines
Deal found 9/14$678
This Delta deal was found by Cheapflights users on 9/14. 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.
Mon 11/33:35 pmSEA - TPE
Nonstop13h 30mDelta
Mon 12/1510:55 amTPE - SEA
Nonstop11h 05mDelta
Deal found 9/14$679
This SmartFares deal was found by Cheapflights users on 9/15. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1912:10 amSEA - TPE
Nonstop13h 10mEVA Air
Thu 12/1111:40 pmTPE - SEA
Nonstop10h 30mEVA Air
Deal found 9/15$680
This United Airlines deal was found by Cheapflights users on 9/15. 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 9/157:34 pmSEA - TPE
1 stop17h 31mUnited Airlines
Mon 9/299:50 amTPE - SEA
1 stop17h 12mUnited Airlines
Deal found 9/15$681
This FlightHub deal was found by Cheapflights users on 9/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2812:10 amSEA - TPE
1 stop24h 20mAsiana Airlines
Sun 12/712:55 pmTPE - SEA
1 stop17h 00mAsiana Airlines
Deal found 9/15$683
This Delta deal was found by Cheapflights users on 9/15. 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.
Thu 10/93:40 pmSEA - TPE
Nonstop13h 15mDelta
Sun 10/199:35 amTPE - SEA
Nonstop11h 25mDelta
Deal found 9/15$684
This Bravofly deal was found by Cheapflights users on 9/14. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/93:40 pmSEA - TSA
1 stop28h 50mANA
Thu 1/224:50 pmTSA - SEA
2 stops20h 22mANA
Deal found 9/14$686
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/85:31 pmSEA - TPE
1 stop19h 34mUnited Airlines
Tue 10/2810:10 amTPE - SEA
1 stop17h 08mUnited Airlines
Deal found 9/14$688
This FlightHub deal was found by Cheapflights users on 9/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/312:10 amSEA - TPE
Nonstop13h 10mEVA Air
Wed 11/1911:40 pmTPE - SEA
Nonstop10h 30mEVA Air
Deal found 9/15$689
This United Airlines deal was found by Cheapflights users on 9/14. 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 11/2312:41 pmSEA - TPE
2 stops39h 09mUnited Airlines
Sat 12/2711:10 amTPE - SEA
1 stop25h 57mUnited Airlines
Deal found 9/14$691

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington 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 15, 2025.
Use the filters below to find and compare flights from Washington to Taiwan that are best for you.

Fly from

Washington

Fly to

Taiwan

Route

Depart

Return

Price

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Fri 11/28

9:30 pm-9:05 am

1 stop19h 35m

Taipei City Taiwan Taoyuan Intl

Sat 12/6

9:35 pm-6:40 pm

1 stop37h 05m

$679

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Wed 10/1

8:42 am-6:45 pm

1 stop19h 03m

Taipei City Taiwan Taoyuan Intl

Tue 10/21

2:15 pm-6:45 pm

1 stop19h 30m

$688

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Mon 10/6

8:42 am-6:45 pm

1 stop19h 03m

Taipei City Taiwan Taoyuan Intl

Mon 10/13

9:50 am-12:02 pm

1 stop17h 12m

$688

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sun 10/26

5:20 pm-6:50 pm

1 stop34h 30m

Taipei City Taiwan Taoyuan Intl

Mon 11/3

3:50 pm-8:51 pm

1 stop21h 01m

$695

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Thu 11/20

11:00 am-11:00 am

1 stop32h 00m

Taipei City Taiwan Taoyuan Intl

Wed 12/3

7:25 pm-9:00 am

1 stop29h 35m

$697

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sat 10/4

11:10 am-4:05 am

2 stops25h 55m

Taipei City Taiwan Taoyuan Intl

Sun 10/19

9:50 am-2:24 pm

1 stop19h 34m

$700

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Mon 11/3

12:00 pm-5:45 am

3 stops25h 45m

Taipei City Taiwan Taoyuan Intl

Fri 11/7

11:10 am-1:38 pm

1 stop18h 28m

$703

PortlandTaipei City

PDX - TPE

PDXTPE

Portland

Tue 11/11

10:30 am-5:00 am

1 stop26h 30m

Taipei City Taiwan Taoyuan Intl

Thu 2/5

8:30 pm-8:43 pm

1 stop16h 13m

$706

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Wed 3/11

3:00 pm-4:45 am

2 stops22h 45m

Taipei City Taiwan Taoyuan Intl

Sun 3/29

9:50 am-1:23 pm

1 stop18h 33m

$707

PortlandTaipei City

PDX - TPE

PDXTPE

Portland

Wed 10/29

5:30 pm-4:55 am

1 stop20h 25m

Taipei City Taiwan Taoyuan Intl

Wed 11/5

12:05 am-9:49 am

1 stop25h 44m

$709

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 60 results
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Best time to book a flight from Washington to Taiwan

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

What is the cheapest month to book a flight from State of Washington to Taiwan?

Currently, September is the cheapest month in which you can book a flight from State of Washington to Taiwan (average of $849). Flying from State of Washington 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 WA to TW?

Find hourly flight availability from Washington 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 15, 2025.

When flying from State of Washington to Taiwan, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from State of Washington to Taiwan

Explore weekly flight availability from Washington 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 15, 2025.

The most flights from USWA to TW0 are scheduled on a Sunday (7 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).

Related info for your journey

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

  • How long is the flight from State of Washington to Taiwan?

    There are many flights that can get you from State of Washington to Taiwan in 19h 03m. Fly via Philippine Airlines, United Airlines, or Korean Air to get the fastest option. State of Washington and Taiwan are separated by a distance of 6058 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from State of Washington to Taiwan one-way?

    To fly one-way, consider booking your trip with Philippine Airlines, which is currently one of the cheapest options available, starting at $314. Asiana Airlines flights start at $323 while deals on ANA start at $387 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Taiwan?

    Currently, September is the cheapest month in which you can book a flight from State of Washington to Taiwan (average of $849). Flying from State of Washington 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 Washington to Taiwan

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Washington to Taiwan

Discover the top 7 airlines that operate flights from Washington 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 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$588Average$649FlexibilityNo cancel feeOn-time76%
China AirlinesCheapest$645Average$759FlexibilityNo cancel feeOn-time70%
DeltaCheapest$671Average$891FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$685Average$769FlexibilityNo cancel feeOn-time69%
STARLUX AirlinesCheapest$728Average$839FlexibilityNo cancel feeOn-timeN/A
ANACheapest$730Average$993FlexibilityNo cancel feeOn-time80%
EVA AirCheapest$774Average$952FlexibilityNo cancel feeOn-time74%

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