What is the cheapest airline that flies from Seattle/Tacoma Intl to Taiwan?

Philippine Airlines, United Airlines, and ANA are the most popular carriers operating from Seattle/Tacoma Intl to Taiwan

What is the most punctual flight time for Seattle to Taiwan flights?

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

How many flights depart from Seattle to Taiwan on average per day?

As of February 2026, 5 flights take off from Seattle and land in Taiwan each day. The most common flight departure time for this route is 12:00AM, with 56% of daily flights taking off in the morning.

What airlines fly to Taiwan?

STARLUX Airlines, Delta and EVA Air are the top three most popular airlines that fly to Taiwan from Seattle according to our data. STARLUX Airlines is the first choice among our users, with 29% of people opting to fly with this airline when traveling to Taiwan. Keep in mind that there are 7 different airlines that fly to Taiwan on a routine basis, so you have a few additional options to choose from.

Which airline has the best punctuality record on Seattle to Taiwan flights?

According to our data, STARLUX Airlines have had the least number of delays on this route over the last 12 months; with about 8% of their flights experiencing any sort of delay.

How many flights depart from Seattle to Taiwan on average per week?

The number of flights available between Seattle and Taiwan is 39 per week as of February 2026. The most frequent departure day is Tue, with 18% of weekly flights leaving on this day.

How often are flights from Seattle to Taiwan delayed?

Historically, on average around 20% of flights between Seattle and Taiwan have experienced a delay on any given week. The average delay length over the past 12 months has been 161 minutes.

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Taiwan?

Prices for flights from Seattle/Tacoma Intl Airport to Taiwan were last updated today.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Taiwan?

As of February 2026, there are 7 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Taiwan.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Taiwan?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Taiwan.

What documentation or ID do you need to fly to Taiwan?

The required travel and health documents for your Taiwan trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Taiwan. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$301 Cheap Flights from Seattle to Taiwan in 2026

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

1:15 am - 5:00 am

SEA

TPE

12h 45mnonstop

11:30 pm - 7:15 pm

TPE

SEA

10h 45mnonstop

$607China Airlines

sön, apr 26 - mån, maj 4

12:10 am - 9:50 am

SEA

TPE

17h 40m

1 stop

12:55 pm - 2:55 pm

TPE

SEA

17h 00m

1 stop

$608Asiana Airlines

lör, mar 7 - tis, apr 21

1:15 am - 5:00 am

SEA

TPE

12h 45mnonstop

11:30 pm - 7:15 pm

TPE

SEA

10h 45mnonstop

$609China Airlines

tors, apr 30 - tors, maj 7

12:10 am - 5:20 am

SEA

TPE

13h 10mnonstop

11:35 pm - 7:10 pm

TPE

SEA

10h 35mnonstop

$613China Airlines

lör, mar 7 - sön, mar 15

12:55 am - 11:30 am

SEA

TPE

19h 35m

1 stop

12:55 pm - 3:25 pm

TPE

SEA

17h 30m

1 stop

$624Asiana Airlines

fre, maj 8 - tors, aug 27

4:30 pm - 12:10 pm

SEA

TSA

28h 40m

1 stop

1:35 pm - 2:25 pm

TSA

SEA

15h 50m

1 stop

$705ANA

tis, apr 28 - mån, maj 11

4:30 pm - 12:10 pm

SEA

TSA

28h 40m

1 stop

1:35 pm - 2:25 pm

TSA

SEA

15h 50m

1 stop

$709ANA

mån, apr 27 - mån, maj 4

6:25 am - 11:15 pm

SEA

KHH

25h 50m

2 stops

7:10 pm - 10:05 am

KHH

SEA

29h 55m

1 stop

$769Cathay Pacific

tis, mar 24 - tis, mar 31

6:25 am - 11:15 pm

SEA

KHH

25h 50m

2 stops

7:10 pm - 10:05 am

KHH

SEA

29h 55m

1 stop

$859Cathay Pacific

mån, mar 23 - mån, mar 30

7:15 am - 9:20 pm

SEA

KHH

22h 05m

2 stops

11:30 am - 9:49 am

KHH

SEA

38h 19m

3 stops

$1,118United Airlines

tis, feb 24 - mån, mar 2

United Airlines flights from Seattle to Taiwan

Our best United Airlines deals on Seattle to Taiwan flight tickets

United Airlines

Feb 11

SEA9:25 amSeattle/Tacoma Intl

18h 25m

1 stop

TPE7:50 pmTaipei City Taiwan Taoyuan Intl

Feb 25

TPE3:50 pmTaipei City Taiwan Taoyuan Intl

15h 51m

1 stop

SEA3:41 pmSeattle/Tacoma Intl

$609

United Airlines

Feb 11

SEA9:25 amSeattle/Tacoma Intl

18h 25m

1 stop

TPE7:50 pmTaipei City Taiwan Taoyuan Intl

Feb 25

TPE11:10 amTaipei City Taiwan Taoyuan Intl

26h 02m

2 stops

SEA9:12 pmSeattle/Tacoma Intl

$614

United Airlines

Feb 14

SEA12:32 pmSeattle/Tacoma Intl

39h 18m

1 stop

TPE7:50 pmTaipei City Taiwan Taoyuan Intl

Feb 22

TPE11:10 amTaipei City Taiwan Taoyuan Intl

28h 20m

1 stop

SEA11:30 pmSeattle/Tacoma Intl

$621

STARLUX Airlines flights from Seattle to Taiwan

Our best STARLUX Airlines deals on Seattle to Taiwan flight tickets

STARLUX Airlines

Apr 14

SEA1:15 amSeattle/Tacoma Intl

12h 40m

TPE4:55 amTaipei City Taiwan Taoyuan Intl

Apr 29

TPE8:10 pmTaipei City Taiwan Taoyuan Intl

11h 00m

SEA4:10 pmSeattle/Tacoma Intl

$634

STARLUX Airlines

Apr 28

SEA1:15 amSeattle/Tacoma Intl

12h 40m

TPE4:55 amTaipei City Taiwan Taoyuan Intl

May 13

TPE8:10 pmTaipei City Taiwan Taoyuan Intl

11h 00m

SEA4:10 pmSeattle/Tacoma Intl

$652

STARLUX Airlines

Apr 15

SEA1:15 amSeattle/Tacoma Intl

12h 40m

TPE4:55 amTaipei City Taiwan Taoyuan Intl

Apr 28

TPE8:10 pmTaipei City Taiwan Taoyuan Intl

11h 00m

SEA4:10 pmSeattle/Tacoma Intl

$660

Fly from

Fly to

Route

Depart

Return

Price

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

sön 4/26

1:15 am-5:00 am

Nonstop12h 45m

Taipei City Taiwan Taoyuan Intl

mån 5/4

11:30 pm-7:15 pm

Nonstop10h 45m

$607

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

lör 3/7

12:10 am-9:50 am

1 stop17h 40m

Taipei City Taiwan Taoyuan Intl

tis 4/21

12:55 pm-2:55 pm

1 stop17h 00m

$608

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

tors 4/30

1:15 am-5:00 am

Nonstop12h 45m

Taipei City Taiwan Taoyuan Intl

tors 5/7

11:30 pm-7:15 pm

Nonstop10h 45m

$609

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

lör 3/7

12:10 am-5:20 am

Nonstop13h 10m

Taipei City Taiwan Taoyuan Intl

sön 3/15

11:35 pm-7:10 pm

Nonstop10h 35m

$613

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

fre 5/8

12:55 am-11:30 am

1 stop19h 35m

Taipei City Taiwan Taoyuan Intl

tors 8/27

12:55 pm-3:25 pm

1 stop17h 30m

$624

SeattleTaipei City

SEA - TSA

SEATSA

Seattle/Tacoma Intl

tis 4/28

4:30 pm-12:10 pm

1 stop28h 40m

Taipei City Sung Shan

mån 5/11

1:35 pm-2:25 pm

1 stop15h 50m

$705

SeattleTaipei City

SEA - TSA

SEATSA

Seattle/Tacoma Intl

mån 4/27

4:30 pm-12:10 pm

1 stop28h 40m

Taipei City Sung Shan

mån 5/4

1:35 pm-2:25 pm

1 stop15h 50m

$709

SeattleKaohsiung City

SEA - KHH

SEAKHH

Seattle/Tacoma Intl

tis 3/24

6:25 am-11:15 pm

2 stops25h 50m

Kaohsiung City

tis 3/31

7:10 pm-10:05 am

1 stop29h 55m

$769

SeattleKaohsiung City

SEA - KHH

SEAKHH

Seattle/Tacoma Intl

mån 3/23

6:25 am-11:15 pm

2 stops25h 50m

Kaohsiung City

mån 3/30

7:10 pm-10:05 am

1 stop29h 55m

$859

SeattleKaohsiung City

SEA - KHH

SEAKHH

Seattle/Tacoma Intl

tis 2/24

7:15 am-9:20 pm

2 stops22h 05m

Kaohsiung City

mån 3/2

11:30 am-9:49 am

3 stops38h 19m

$1,118

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle to Taiwan

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Delays

Other information

What is the cheapest month to fly to Taiwan?

The cheapest month to fly to Taiwan from Seattle is in January. Flight prices, which tend to average around $687, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Taiwan, with average flight prices from Seattle averaging around $715.

What is the cheapest day to depart on your flight to Taiwan?

The cheapest day to depart from Seattle to Taiwan is on a Monday when prices can be found for as low as $872. On the other hand, Saturday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,004.

What is the cheapest time of day to depart on your flight to Taiwan?

The cheapest time of day to fly to Taiwan is in the afternoon when flights can be purchased for as low as $739. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $921 on average. Flights to Taiwan from Seattle in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Seattle/Tacoma Intl to Taiwan flight route?

Fly from Seattle/Tacoma Intl to Taipei City Taiwan Taoyuan Intl for the best Seattle/Tacoma Intl - Taiwan flight prices

How far in advance should I book a flight to Taiwan?

You are more likely to see cheaper flights to Taiwan from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Taiwan for around $874 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Taiwan from Seattle for as low as $741 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Taiwan flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Taiwan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Seattle to Taiwan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Taiwan

Best Price Found	$433
Fastest flight time	12h 25m
Direct flights	Mon, Tue, Wed, Thu, Fri and Sun
Airports in Taiwan	13 airports

The best one-way flight to Taiwan from Seattle in the past 72 hours is $433. The best round-trip flight deal from Seattle to Taiwan found on momondo in the last 72 hours is $743.

The fastest flight from Seattle to Taiwan takes 12h 25m

Direct flights go from Seattle to Taiwan on Monday, Tuesday, Wednesday, Thursday, Friday and Sunday. The only airline offering direct flights is STARLUX Airlines.

There are 13 airports in Taiwan. From Seattle there are direct flights to Taipei City Taiwan Taoyuan Intl (TPE).

Search flight deals

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Taiwan?
Prices for flights from Seattle/Tacoma Intl Airport to Taiwan were last updated today.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Taiwan?
As of February 2026, there are 7 operators available to choose from for flights from Seattle/Tacoma Intl Airport to Taiwan.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Taiwan?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Taiwan.
What documentation or ID do you need to fly to Taiwan?
The required travel and health documents for your Taiwan trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Taiwan. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Seattle to Taiwan?
momondo data reveals that the most frequently booked plane model on the route from Seattle to Taiwan is Airbus A350-900, representing 51.18% of all bookings. The subsequent popular models are Boeing 787-10 Dreamliner at 25.95%, Boeing 777-300 at 9.95%, and Boeing 787-9 Dreamliner at 9.54%.

Best airlines flying from Seattle to Taiwan

Compare and see reviews for airlines that fly from Seattle to Taiwan with momondo

Airline	Rating	Free Cancellation	Price
China Airlines	PriceFrom $580	Free Cancellation	Rating 8.3 803 reviews	Search China Airlines flights
Asiana Airlines	PriceFrom $588	Free Cancellation	Rating 8.1 505 reviews	Search Asiana Airlines flights
Delta	PriceFrom $612	Free Cancellation	Rating 7.9 8,173 reviews	Search Delta flights
United Airlines	PriceFrom $627	Free Cancellation	Rating 7.4 9,257 reviews	Search United Airlines flights
Korean Air	PriceFrom $627	Free Cancellation	Rating 8.4 1,189 reviews	Search Korean Air flights
EVA Air	PriceFrom $663	Free Cancellation	Rating 8.4 1,347 reviews	Search EVA Air flights
STARLUX Airlines	PriceFrom $668	Free Cancellation	Rating 8.9 271 reviews	Search STARLUX Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Taiwan?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Taiwan for you.

Can I find flights from Seattle to Taiwan with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Taiwan from Seattle with this policy.

How can momondo help me find flights from Seattle to Taiwan?

Once you have performed a search for Seattle to Taiwan flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Seattle to Taiwan right now. Can momondo alert me if prices change?

Price alerts on flights to Taiwan from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Popular cities in Taiwan

Flights to Taipei Cityfrom $600

Flights to Kaohsiung Cityfrom $714

Flights to Taichung Cityfrom $726

Flights to Magong City

Flights to Hualien Cityfrom $875

Flights to Tainan Cityfrom $1,485

Cheap flights from Seattle to Taiwan from $301

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Taiwan departing on 5/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Seattle to Taiwan

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How to get the cheapest flight ticket from Seattle to Taiwan

What is the cheapest month to fly to Taiwan?

What is the cheapest day to depart on your flight to Taiwan?

What is the cheapest time of day to depart on your flight to Taiwan?

What is the cheapest Seattle/Tacoma Intl to Taiwan flight route?

Fly from Seattle/Tacoma Intl to Taipei City Taiwan Taoyuan Intl for the best Seattle/Tacoma Intl - Taiwan flight prices

How far in advance should I book a flight to Taiwan?

What cabin class options are available on Seattle/Tacoma Intl to Taiwan flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Taiwan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Taiwan?

Philippine Airlines, United Airlines, and ANA are the most popular carriers operating from Seattle/Tacoma Intl to Taiwan

What airlines fly to Taiwan?

How often are flights from Seattle to Taiwan delayed?

Historically, on average around 20% of flights between Seattle and Taiwan have experienced a delay on any given week. The average delay length over the past 12 months has been 161 minutes.

What is the most punctual flight time for Seattle to Taiwan flights?

Generally, flights departing at night tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Seattle to Taiwan flights?

According to our data, STARLUX Airlines have had the least number of delays on this route over the last 12 months; with about 8% of their flights experiencing any sort of delay.

How many flights depart from Seattle to Taiwan on average per day?

As of February 2026, 5 flights take off from Seattle and land in Taiwan each day. The most common flight departure time for this route is 12:00AM, with 56% of daily flights taking off in the morning.

How many flights depart from Seattle to Taiwan on average per week?

The number of flights available between Seattle and Taiwan is 39 per week as of February 2026. The most frequent departure day is Tue, with 18% of weekly flights leaving on this day.

Cheap Seattle to Taiwan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Taiwan

Best Price Found

Fastest flight time

Direct flights

Airports in Taiwan

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Taiwan?

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Taiwan?

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Taiwan?

What documentation or ID do you need to fly to Taiwan?

What is the most popular plane model from Seattle to Taiwan?

Best airlines flying from Seattle to Taiwan

Compare and see reviews for airlines that fly from Seattle to Taiwan with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Taiwan?

Can I find flights from Seattle to Taiwan with flexible booking policies on momondo?

How can momondo help me find flights from Seattle to Taiwan?

I’m not ready to book a flight from Seattle to Taiwan right now. Can momondo alert me if prices change?

An easier way to manage your Taiwan trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Taiwan

Popular cities in Taiwan

Popular flights according to clicks in the last 7 days on momondo

Seattle flight routes

According to popular flight searches on momondo this year

Taiwan flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Taiwan

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Taiwan

List of cabin classes available on flights landing in Taiwan. Availability may vary depending on flight origin and airline.

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