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

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

What airlines fly to Taiwan?

Delta, STARLUX Airlines and EVA Air are the top three most popular airlines that fly to Taiwan from Seattle according to our data. Delta is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Taiwan. Keep in mind that there are 8 different airlines that fly to Taiwan on a routine basis, so you have a few additional options to choose from.

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 December 2025. The most frequent departure day is Tue, with 18% of weekly flights leaving on this day.

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

As of December 2025, 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 49% of daily flights taking off in the morning.

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

Friday 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 often are flights from Seattle to Taiwan delayed?

Historically, on average around 18% 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 142 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.

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 6% of their flights experiencing any sort of delay.

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 December 2025, there are 8 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.

$298 Cheap Flights from Seattle to Taiwan in 2025/26

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 am - 7:50 pm

SEA

TPE

22h 50m2 stops

11:10 am - 6:26 pm

TPE

SEA

23h 16m2 stops

$613United Airlines

Fri, Jan 16 - Fri, Jan 23

1:35 pm - 7:50 pm

SEA

TPE

38h 15m1 stop

11:10 am - 3:41 pm

TPE

SEA

20h 31m1 stop

$614United Airlines

Mon, Jan 5 - Tue, Mar 3

2:02 pm - 11:00 am

SEA

TPE

28h 58m2 stops

7:25 pm - 9:00 am

TPE

SEA

29h 35m1 stop

$616Korean Air

Tue, Jan 20 - Wed, Mar 4

11:00 am - 11:00 am

SEA

TPE

32h 00m1 stop

7:25 pm - 2:18 pm

TPE

SEA

34h 53m2 stops

$619Korean Air

Wed, Jan 21 - Fri, Feb 20

1:10 am - 5:20 am

SEA

TPE

13h 10mnonstop

11:30 pm - 7:15 pm

TPE

SEA

10h 45mnonstop

$620China Airlines

Tue, Mar 24 - Thu, Apr 16

10:30 pm - 8:35 pm

SEA

TPE

31h 05m1 stop

9:45 am - 8:05 pm

TPE

SEA

25h 20m1 stop

$621Philippine Airlines

Sun, Mar 22 - Tue, Apr 14

11:00 am - 11:00 am

SEA

TPE

32h 00m1 stop

12:25 pm - 2:18 pm

TPE

SEA

41h 53m2 stops

$622Korean Air

Mon, Jan 19 - Fri, Feb 20

12:10 am - 5:20 am

SEA

TPE

13h 10mnonstop

11:35 pm - 6:10 pm

TPE

SEA

10h 35mnonstop

$626China Airlines

Thu, Feb 5 - Sat, Feb 21

3:45 pm - 12:30 pm

SEA

TSA

28h 45m1 stop

1:30 pm - 1:20 pm

TSA

SEA

15h 50m1 stop

$646ANA

Thu, Jan 22 - Thu, Feb 19

3:45 pm - 12:30 pm

SEA

TSA

28h 45m1 stop

1:30 pm - 2:20 pm

TSA

SEA

15h 50m1 stop

$658ANA

Tue, Feb 24 - Mon, Mar 9

United Airlines flights from Seattle to Taiwan

Our best United Airlines deals on Seattle to Taiwan flight tickets

United Airlines

Jan 16

SEA5:00 amSeattle/Tacoma Intl

22h 50m

2 stops

TPE7:50 pmTaipei City Taiwan Taoyuan Intl

Jan 23

TPE11:10 amTaipei City Taiwan Taoyuan Intl

23h 16m

2 stops

SEA6:26 pmSeattle/Tacoma Intl

$613

Find similar

United Airlines

Jan 5

SEA1:35 pmSeattle/Tacoma Intl

38h 15m

1 stop

TPE7:50 pmTaipei City Taiwan Taoyuan Intl

Mar 3

TPE11:10 amTaipei City Taiwan Taoyuan Intl

20h 31m

1 stop

SEA3:41 pmSeattle/Tacoma Intl

$614

Find similar

United Airlines

Feb 6

SEA3:30 pmSeattle/Tacoma Intl

60h 20m

2 stops

TPE7:50 pmTaipei City Taiwan Taoyuan Intl

Feb 17

TPE11:10 amTaipei City Taiwan Taoyuan Intl

16h 08m

1 stop

SEA11:18 amSeattle/Tacoma Intl

$625

Find similar

Korean Air flights from Seattle to Taiwan

Our best Korean Air deals on Seattle to Taiwan flight tickets

Korean Air

Jan 20

SEA2:02 pmSeattle/Tacoma Intl

28h 58m

2 stops

TPE11:00 amTaipei City Taiwan Taoyuan Intl

Mar 4

TPE7:25 pmTaipei City Taiwan Taoyuan Intl

29h 35m

1 stop

SEA9:00 amSeattle/Tacoma Intl

$616

Find similar

Korean Air

Jan 21

SEA11:00 amSeattle/Tacoma Intl

32h 00m

1 stop

TPE11:00 amTaipei City Taiwan Taoyuan Intl

Feb 20

TPE7:25 pmTaipei City Taiwan Taoyuan Intl

34h 53m

2 stops

SEA2:18 pmSeattle/Tacoma Intl

$619

Find similar

Korean Air

Jan 19

SEA11:00 amSeattle/Tacoma Intl

32h 00m

1 stop

TPE11:00 amTaipei City Taiwan Taoyuan Intl

Feb 20

TPE12:25 pmTaipei City Taiwan Taoyuan Intl

41h 53m

2 stops

SEA2:18 pmSeattle/Tacoma Intl

$622

Find similar

Fly from

Fly to

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

Fri 1/23

11:10 am-6:26 pm

2 stops23h 16m

$613

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Mon 1/5

1:35 pm-7:50 pm

1 stop38h 15m

Taipei City Taiwan Taoyuan Intl

Tue 3/3

11:10 am-3:41 pm

1 stop20h 31m

$614

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Tue 1/20

2:02 pm-11:00 am

2 stops28h 58m

Taipei City Taiwan Taoyuan Intl

Wed 3/4

7:25 pm-9:00 am

1 stop29h 35m

$616

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Wed 1/21

11:00 am-11:00 am

1 stop32h 00m

Taipei City Taiwan Taoyuan Intl

Fri 2/20

7:25 pm-2:18 pm

2 stops34h 53m

$619

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Tue 3/24

1:10 am-5:20 am

Nonstop13h 10m

Taipei City Taiwan Taoyuan Intl

Thu 4/16

11:30 pm-7:15 pm

Nonstop10h 45m

$620

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sun 3/22

10:30 pm-8:35 pm

1 stop31h 05m

Taipei City Taiwan Taoyuan Intl

Tue 4/14

9:45 am-8:05 pm

1 stop25h 20m

$621

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Mon 1/19

11:00 am-11:00 am

1 stop32h 00m

Taipei City Taiwan Taoyuan Intl

Fri 2/20

12:25 pm-2:18 pm

2 stops41h 53m

$622

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Thu 2/5

12:10 am-5:20 am

Nonstop13h 10m

Taipei City Taiwan Taoyuan Intl

Sat 2/21

11:35 pm-6:10 pm

Nonstop10h 35m

$626

SeattleTaipei City

SEA - TSA

SEATSA

Seattle/Tacoma Intl

Thu 1/22

3:45 pm-12:30 pm

1 stop28h 45m

Taipei City Sung Shan

Thu 2/19

1:30 pm-1:20 pm

1 stop15h 50m

$646

SeattleTaipei City

SEA - TSA

SEATSA

Seattle/Tacoma Intl

Tue 2/24

3:45 pm-12:30 pm

1 stop28h 45m

Taipei City Sung Shan

Mon 3/9

1:30 pm-2:20 pm

1 stop15h 50m

$658

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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 $699, 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 $733.

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 $879. 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 $1,008.

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 $740. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,129 on average. Flights to Taiwan from Seattle at noon 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 $879 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 $739 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	$444
Fastest flight time	12h 40m
Direct flights	Every day
Airports in Taiwan	13 airports

The best one-way flight to Taiwan from Seattle in the past 72 hours is $444. The best round-trip flight deal from Seattle to Taiwan found on momondo in the last 72 hours is $747.

The fastest flight from Seattle to Taiwan takes 12h 40m

Direct flights go from Seattle to Taiwan every day.

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 December 2025, there are 8 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 Boeing 787-10 Dreamliner, representing 56.55% of all bookings. The subsequent popular models are Boeing 777-300 at 20.19%, Boeing 787-9 Dreamliner at 12.05%, and Airbus A350-900 at 6.55%.

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 $586	Free Cancellation	Rating 8.3 792 reviews	Search China Airlines flights
Asiana Airlines	PriceFrom $588	Free Cancellation	Rating 8.2 495 reviews	Search Asiana Airlines flights
Korean Air	PriceFrom $627	Free Cancellation	Rating 8.4 1,185 reviews	Search Korean Air flights
Delta	PriceFrom $631	Free Cancellation	Rating 7.9 8,014 reviews	Search Delta flights
EVA Air	PriceFrom $677	Free Cancellation	Rating 8.4 1,298 reviews	Search EVA Air flights
STARLUX Airlines	PriceFrom $679	Free Cancellation	Rating 8.9 248 reviews	Search STARLUX Airlines flights
United Airlines	PriceFrom $685	Free Cancellation	Rating 7.4 9,102 reviews	Search United Airlines flights
ANA	PriceFrom $724	Free Cancellation	Rating 8.4 1,034 reviews	Search ANA 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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Find better results for your trip to Taiwan

Popular cities in Taiwan

Flights to Taipei Cityfrom $594

Flights to Kaohsiung Cityfrom $684

Flights to Hualien Cityfrom $875

Flights to Magong City

Flights to Tainan Cityfrom $1,485

Cheap flights from Seattle to Taiwan from $298

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 3/1. 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?

Delta, 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 18% 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 142 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?

Friday 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 6% of their flights experiencing any sort of delay.

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

As of December 2025, 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 49% 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 December 2025. 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