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$363+ 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 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — TPE
Dec 2 — Dec 91
Tue 12/2
Tue 12/9
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 November 2, 2025.

Round-trip from

$674
(FlightHub)

One-way from

$363
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$775

Good round-trip deal

$754 or less

Good one-way deal

$448 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. 7% potential increase in price ($75 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 2, 2025.

This FlightHub deal was found by Cheapflights users on 11/1. 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 11/1712:10 amSEA - TPE
1 stop23h 35mAsiana Airlines
Tue 11/2511:40 amTPE - SEA
1 stop18h 15mAsiana Airlines
Deal found 11/1$674
This Philippine Airlines deal was found by Cheapflights users on 10/31. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/289:30 pmSEA - TPE
1 stop19h 30mPhilippine Airlines
Sat 12/69:35 pmTPE - SEA
1 stop37h 05mPhilippine Airlines
Deal found 10/31$676
This Delta deal was found by Cheapflights users on 10/31. 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 12/63:50 pmSEA - TPE
Nonstop13h 15mDelta
Tue 1/2010:55 amTPE - SEA
Nonstop11h 05mDelta
Deal found 10/31$677
This Justfly.com deal was found by Cheapflights users on 11/1. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1612:10 amSEA - TPE
Nonstop13h 10mChina Airlines
Tue 11/2511:35 pmTPE - SEA
Nonstop10h 35mChina Airlines
Deal found 11/1$678
This oojo deal was found by Cheapflights users on 11/2. 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.
Tue 11/259:30 pmSEA - TPE
1 stop19h 30mPhilippine Airlines
Mon 12/19:35 pmTPE - SEA
1 stop37h 05mPhilippine Airlines
Deal found 11/2$681
This Delta deal was found by Cheapflights users on 10/31. 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 12/83:50 pmSEA - TPE
Nonstop13h 15mDelta
Tue 1/2010:55 amTPE - SEA
Nonstop11h 05mDelta
Deal found 10/31$683
This Ovago deal was found by Cheapflights users on 11/1. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/113:40 pmSEA - TSA
1 stop32h 10mANA
Tue 11/184:50 pmTSA - SEA
2 stops20h 01mANA
Deal found 11/1$686
This United Airlines deal was found by Cheapflights users on 10/30. 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 12/19:25 amSEA - TPE
1 stop18h 25mUnited Airlines
Tue 12/1611:10 amTPE - SEA
2 stops20h 59mUnited Airlines
Deal found 10/30$687
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/23:40 pmSEA - TSA
1 stop28h 50mANA
Wed 12/244:50 pmTSA - SEA
2 stops20h 17mANA
Deal found 11/1$687
This KAYAK deal was found by Cheapflights users on 11/1. 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 11/79:30 pmSEA - TPE
1 stop19h 30mPhilippine Airlines
Fri 11/1410:15 amTPE - SEA
1 stop24h 25mPhilippine Airlines
Deal found 11/1$689
This FlightHub deal was found by Cheapflights users on 10/31. 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 11/1812:10 amSEA - TPE
Nonstop13h 10mEVA Air
Tue 12/211:00 pmTPE - SEA
Nonstop10h 30mEVA Air
Deal found 10/31$690
This China Airlines deal was found by Cheapflights users on 10/31. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/1612:10 amSEA - TPE
Nonstop13h 10mChina Airlines
Mon 12/111:35 pmTPE - SEA
Nonstop10h 35mChina Airlines
Deal found 10/31$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 November 2, 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 - TSA

SEATSA

Seattle/Tacoma Intl

Tue 1/27

5:10 pm-12:30 pm

2 stops27h 20m

Taipei City Sung Shan

Tue 2/3

4:50 pm-9:12 pm

2 stops20h 22m

$691

PortlandTaipei City

PDX - TPE

PDXTPE

Portland

Sat 2/14

5:30 pm-5:20 am

1 stop19h 50m

Taipei City Taiwan Taoyuan Intl

Sat 2/21

11:35 pm-10:26 pm

1 stop14h 51m

$718

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Mon 1/19

12:10 am-5:20 am

Nonstop13h 10m

Taipei City Taiwan Taoyuan Intl

Wed 3/4

4:30 pm-8:05 pm

1 stop19h 35m

$725

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Fri 3/6

11:45 pm-4:55 am

Nonstop13h 10m

Taipei City Taiwan Taoyuan Intl

Sat 3/28

8:30 pm-4:05 pm

Nonstop10h 35m

$737

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Mon 12/1

2:40 pm-5:45 am

1 stop23h 05m

Taipei City Taiwan Taoyuan Intl

Wed 1/14

11:10 am-4:29 pm

2 stops21h 19m

$741

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Tue 12/2

9:05 am-5:45 am

2 stops28h 40m

Taipei City Taiwan Taoyuan Intl

Wed 12/24

11:10 am-6:06 pm

2 stops22h 56m

$741

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sat 1/10

5:10 pm-7:50 pm

1 stop34h 40m

Taipei City Taiwan Taoyuan Intl

Mon 1/19

3:50 pm-9:12 pm

1 stop21h 22m

$743

PortlandTaipei City

PDX - TPE

PDXTPE

Portland

Fri 2/27

9:30 pm-5:20 am

1 stop39h 50m

Taipei City Taiwan Taoyuan Intl

Sat 3/7

11:35 pm-12:03 am

1 stop16h 28m

$747

PortlandTaipei City

PDX - TPE

PDXTPE

Portland

Wed 1/21

5:35 pm-4:55 am

1 stop19h 20m

Taipei City Taiwan Taoyuan Intl

Tue 5/19

8:10 pm-7:00 pm

1 stop13h 50m

$749

SeattleTaipei City

SEA - TSA

SEATSA

Seattle/Tacoma Intl

Thu 11/27

3:40 pm-12:30 pm

1 stop28h 50m

Taipei City Sung Shan

Thu 12/4

1:30 pm-1:20 pm

1 stop15h 50m

$750

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

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 $607). Flying from State of Washington to Taiwan in June is currently the most expensive (average of $781). 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 November 2, 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 November 2, 2025.

The most flights from USWA to TW0 are scheduled on a Sunday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 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 13h 10m. Fly via ANA, STARLUX Airlines, or United Airlines 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 United Airlines, which is currently one of the cheapest options available, starting at $363. ANA flights start at $367 while deals on Japan Airlines start at $368 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 $607). Flying from State of Washington to Taiwan in June is currently the most expensive (average of $781). 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

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Top 6 airlines flying from Washington to Taiwan

Discover the top 6 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 November 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$588Average$647FlexibilityNo cancel feeOn-time76%
China AirlinesCheapest$628Average$735FlexibilityNo cancel feeOn-time70%
DeltaCheapest$671Average$858FlexibilityNo cancel feeOn-timeN/A
EVA AirCheapest$684Average$867FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$685Average$740FlexibilityNo cancel feeOn-time69%
STARLUX AirlinesCheapest$690Average$825FlexibilityNo cancel feeOn-timeN/A

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