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$298+ 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 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TPE
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap 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 December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/16. 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 12/315:05 pmSEA - TPE
2 stops34h 45mUnited Airlines
Wed 1/1411:10 amTPE - SEA
2 stops21h 19mUnited Airlines
Deal found 12/16$649
This oojo deal was found by Cheapflights users on 12/16. 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.
Wed 12/318:11 pmSEA - TPE
1 stop29h 09mEVA Air
Wed 1/1411:40 pmTPE - SEA
Nonstop10h 30mEVA Air
Deal found 12/16$785
This Delta deal was found by Cheapflights users on 12/17. 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.
Sun 12/289:19 amPDX - TPE
1 stop19h 46mDelta
Wed 12/3110:55 amTPE - PDX
1 stop13h 43mDelta
Deal found 12/17$825
This Delta deal was found by Cheapflights users on 12/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:50 pmSEA - TPE
Nonstop13h 15mDelta
Sun 12/2810:55 amTPE - SEA
Nonstop11h 05mDelta
Deal found 12/18$886
This oojo deal was found by Cheapflights users on 12/16. 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 12/2512:10 amSEA - TPE
Nonstop13h 10mChina Airlines
Mon 1/2611:35 pmTPE - SEA
Nonstop10h 35mChina Airlines
Deal found 12/16$925
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Fri 12/2612:35 pmSEA - TPE
1 stop39h 15mUnited Airlines
Mon 1/2611:10 amTPE - SEA
1 stop16h 20mUnited Airlines
Deal found 12/17$940
This Delta deal was found by Cheapflights users on 12/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/233:50 pmSEA - TPE
Nonstop13h 15mDelta
Sat 12/2710:55 amTPE - SEA
Nonstop11h 05mDelta
Deal found 12/18$997
This FlightHub deal was found by Cheapflights users on 12/16. 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 12/3111:45 pmSEA - TPE
Nonstop13h 10mSTARLUX Airlines
Wed 1/148:30 pmTPE - SEA
Nonstop10h 35mSTARLUX Airlines
Deal found 12/16$998
This Delta deal was found by Cheapflights users on 12/16. 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.
Sun 12/283:50 pmSEA - TPE
Nonstop13h 15mDelta
Wed 12/3110:55 amTPE - SEA
Nonstop11h 05mDelta
Deal found 12/16$1,006
This ANA deal was found by Cheapflights users on 12/16. 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 ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:45 pmSEA - TSA
1 stop32h 05mMultiple Airlines
Wed 1/141:30 pmTSA - SEA
3 stops23h 42mMultiple Airlines
Deal found 12/16$1,157
This United Airlines deal was found by Cheapflights users on 12/17. 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 12/289:00 amPDX - TPE
2 stops28h 45mUnited Airlines
Wed 12/3111:10 amTPE - PDX
2 stops25h 57mUnited Airlines
Deal found 12/17$1,270
This Delta deal was found by Cheapflights users on 12/16. 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 12/2912:29 pmPDX - TPE
1 stop16h 36mDelta
Fri 1/210:55 amTPE - PDX
1 stop13h 43mDelta
Deal found 12/16$1,518

Find flight deals from Washington to Taiwan

Keep the following information in mind while searching for Washington to Taiwan flight deals. Data was last updated December 18, 2025.

Round-trip from

$613
(United Airlines)

One-way from

$298
(SmartFares)

Popular in

December

Cheapest in

January

Average price

$1,441

Good round-trip deal

$756 or less

Good one-way deal

$429 or less
From Washington to Taiwan
Search Deals
One-way flight from Washington to Taiwan
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Highest demand for flights based on searches. 9% potential increase in price ($92 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($52 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Washington to Taiwan.
Search Deals
Price to beat on a one-way flight from Washington to Taiwan.
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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 December 18, 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 1/16

5:00 am-7:50 pm

2 stops22h 50m

Taipei City Taiwan Taoyuan Intl

Sun 1/25

11:10 am-6:27 pm

1 stop23h 17m

$613

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sun 2/8

5:00 am-7:50 pm

2 stops22h 50m

Taipei City Taiwan Taoyuan Intl

Wed 2/25

11:10 am-6:03 pm

2 stops22h 53m

$613

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Tue 2/24

12:15 pm-5:45 am

2 stops25h 30m

Taipei City Taiwan Taoyuan Intl

Wed 3/4

3:50 pm-6:26 pm

1 stop18h 36m

$613

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Wed 1/21

5:00 am-7:50 pm

2 stops22h 50m

Taipei City Taiwan Taoyuan Intl

Mon 2/2

11:10 am-6:28 pm

1 stop23h 18m

$613

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sat 1/31

12:25 pm-5:45 am

2 stops25h 20m

Taipei City Taiwan Taoyuan Intl

Sat 2/7

11:10 am-6:26 pm

2 stops23h 16m

$613

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sat 1/24

5:00 am-7:50 pm

2 stops22h 50m

Taipei City Taiwan Taoyuan Intl

Tue 2/3

11:10 am-11:30 am

1 stop16h 20m

$613

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sun 2/22

7:10 pm-7:50 pm

2 stops32h 40m

Taipei City Taiwan Taoyuan Intl

Wed 2/25

11:10 am-3:41 pm

1 stop20h 31m

$613

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Thu 1/15

12:24 pm-5:45 am

2 stops25h 21m

Taipei City Taiwan Taoyuan Intl

Sun 1/25

11:10 am-4:29 pm

2 stops21h 19m

$613

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sun 2/15

12:15 pm-7:50 pm

2 stops39h 35m

Taipei City Taiwan Taoyuan Intl

Sun 3/1

11:10 am-10:59 pm

2 stops27h 49m

$624

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sat 2/21

12:15 pm-7:50 pm

2 stops63h 35m

Taipei City Taiwan Taoyuan Intl

Wed 2/25

3:50 pm-11:30 pm

1 stop23h 40m

$624

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

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, January is the cheapest month in which you can book a flight from State of Washington to Taiwan (average of $608). Flying from State of Washington to Taiwan in December is currently the most expensive (average of $795). 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 December 18, 2025.

It’s optimal to fly from State of Washington to Taiwan in the afternoon. By choosing this option you can save up to 14% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from State of Washington to Taiwan?

Use this chart to determine the cheapest time to fly round-trip from Washington to Taiwan. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their State of Washington to Taiwan flight should consider departing on Wednesday mornings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 18, 2025.

The most flights from USWA to TW0 are scheduled on a Tuesday (7 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 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 17h 55m. Fly via United Airlines, ANA, or Delta to get the fastest option. State of Washington and Taiwan are separated by a distance of 6122 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 $299. Asiana Airlines flights start at $320 while deals on Korean Air start at $351 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, January is the cheapest month in which you can book a flight from State of Washington to Taiwan (average of $608). Flying from State of Washington to Taiwan in December is currently the most expensive (average of $795). 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

Browse thousands of different options on Cheapflights for your next trip

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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 8 airlines flying from Washington to Taiwan

Discover the top 8 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$588Average$653FlexibilityNo cancel feeOn-time76%
China AirlinesCheapest$608Average$722FlexibilityNo cancel feeOn-time70%
Korean AirCheapest$627Average$792FlexibilityNo cancel feeOn-time81%
DeltaCheapest$631Average$811FlexibilityNo cancel feeOn-timeN/A
EVA AirCheapest$677Average$840FlexibilityNo cancel feeOn-time74%
STARLUX AirlinesCheapest$681Average$820FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$685Average$749FlexibilityNo cancel feeOn-time69%
ANACheapest$724Average$993FlexibilityNo cancel feeOn-time80%

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