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 3/15. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:00 am - 7:50 pm
SEA
-
TPE
22h 50m2 stops
United Airlines Logo
11:10 am - 11:29 am
TPE
-
SEA
16h 19m1 stop
$613United Airlines
Mon, Jan 26 - Wed, Feb 4
United Airlines Logo
5:20 pm - 7:50 pm
SEA
-
TPE
34h 30m1 stop
United Airlines Logo
11:10 am - 3:41 pm
TPE
-
SEA
20h 31m1 stop
$614United Airlines
Sun, Feb 15 - Wed, Mar 4
Korean Air Logo
7:15 am - 11:00 am
SEA
-
TPE
35h 45m2 stops
Korean Air Logo
7:25 pm - 9:00 am
TPE
-
SEA
29h 35m1 stop
$616Korean Air
Sat, Jan 24 - Mon, Feb 2
United Airlines Logo
5:20 pm - 7:50 pm
SEA
-
TPE
34h 30m1 stop
United Airlines Logo
11:10 am - 10:59 pm
TPE
-
SEA
27h 49m2 stops
$619United Airlines
Sun, Feb 15 - Sun, Mar 1
China Airlines Logo
12:10 am - 5:20 am
SEA
-
TPE
13h 10mnonstop
China Airlines Logo
11:35 pm - 7:10 pm
TPE
-
SEA
10h 35mnonstop
$620China Airlines
Mon, Mar 2 - Sun, Mar 15
Philippine Airlines Logo
11:10 pm - 3:20 pm
SEA
-
TPE
25h 10m1 stop
Philippine Airlines Logo
9:50 pm - 8:05 pm
TPE
-
SEA
37h 15m1 stop
$621Philippine Airlines
Sun, Apr 12 - Wed, Apr 29
Korean Air Logo
11:00 am - 11:00 am
SEA
-
TPE
32h 00m1 stop
Korean Air Logo
7:25 pm - 4:54 pm
TPE
-
SEA
37h 29m2 stops
$622Korean Air
Fri, Jan 23 - Wed, Feb 4
China Airlines Logo
1:15 am - 5:00 am
SEA
-
TPE
12h 45mnonstop
China Airlines Logo
11:30 pm - 7:15 pm
TPE
-
SEA
10h 45mnonstop
$623China Airlines
Mon, May 11 - Tue, May 26
ANA Logo
3:45 pm - 3:50 pm
SEA
-
TSA
32h 05m1 stop
ANA Logo
4:50 pm - 9:01 pm
TSA
-
SEA
20h 11m2 stops
$655ANA
Tue, Feb 10 - Mon, Mar 2
ANA Logo
3:45 pm - 12:30 pm
SEA
-
TSA
28h 45m1 stop
ANA Logo
4:50 pm - 9:12 pm
TSA
-
SEA
20h 22m2 stops
$656ANA
Sun, Jan 25 - Mon, Feb 2

Asiana Airlines flights from Seattle to Taiwan

Our best Asiana Airlines deals on Seattle to Taiwan flight tickets
Asiana Airlines
May 11
SEA12:10 amSeattle/Tacoma Intl
20h 20m
1 stop
TPE11:30 amTaipei City Taiwan Taoyuan Intl
May 26
TPE12:55 pmTaipei City Taiwan Taoyuan Intl
17h 00m
1 stop
SEA2:55 pmSeattle/Tacoma Intl
Asiana Airlines
Feb 14
SEA12:10 amSeattle/Tacoma Intl
17h 40m
1 stop
TPE9:50 amTaipei City Taiwan Taoyuan Intl
Mar 1
TPE11:40 amTaipei City Taiwan Taoyuan Intl
18h 15m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
Asiana Airlines
May 11
SEA12:10 amSeattle/Tacoma Intl
20h 20m
1 stop
TPE11:30 amTaipei City Taiwan Taoyuan Intl
May 26
TPE12:55 pmTaipei City Taiwan Taoyuan Intl
17h 00m
1 stop
SEA2:55 pmSeattle/Tacoma Intl

China Airlines flights from Seattle to Taiwan

Our best China Airlines deals on Seattle to Taiwan flight tickets
China Airlines
Mar 2
SEA12:10 amSeattle/Tacoma Intl
13h 10m
TPE5:20 amTaipei City Taiwan Taoyuan Intl
Mar 15
TPE11:35 pmTaipei City Taiwan Taoyuan Intl
10h 35m
SEA7:10 pmSeattle/Tacoma Intl
China Airlines
May 11
SEA1:15 amSeattle/Tacoma Intl
12h 45m
TPE5:00 amTaipei City Taiwan Taoyuan Intl
May 26
TPE11:30 pmTaipei City Taiwan Taoyuan Intl
10h 45m
SEA7:15 pmSeattle/Tacoma Intl
China Airlines
Apr 9
SEA1:10 amSeattle/Tacoma Intl
12h 55m
TPE5:05 amTaipei City Taiwan Taoyuan Intl
Apr 28
TPE11:30 pmTaipei City Taiwan Taoyuan Intl
10h 45m
SEA7:15 pmSeattle/Tacoma Intl

momondo Fare Finder

 
Customize your flight search to find flights from Seattle 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Seattle to Taiwan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Mon 1/26

5:00 am-7:50 pm

2 stops22h 50m

Taipei City Taiwan Taoyuan Intl

Wed 2/4

11:10 am-11:29 am

1 stop16h 19m

$613

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sun 2/15

5:20 pm-7:50 pm

1 stop34h 30m

Taipei City Taiwan Taoyuan Intl

Wed 3/4

11:10 am-3:41 pm

1 stop20h 31m

$614

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sat 1/24

7:15 am-11:00 am

2 stops35h 45m

Taipei City Taiwan Taoyuan Intl

Mon 2/2

7:25 pm-9:00 am

1 stop29h 35m

$616

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sun 2/15

5:20 pm-7:50 pm

1 stop34h 30m

Taipei City Taiwan Taoyuan Intl

Sun 3/1

11:10 am-10:59 pm

2 stops27h 49m

$619

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Mon 3/2

12:10 am-5:20 am

Nonstop13h 10m

Taipei City Taiwan Taoyuan Intl

Sun 3/15

11:35 pm-7:10 pm

Nonstop10h 35m

$620

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Sun 4/12

11:10 pm-3:20 pm

1 stop25h 10m

Taipei City Taiwan Taoyuan Intl

Wed 4/29

9:50 pm-8:05 pm

1 stop37h 15m

$621

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Fri 1/23

11:00 am-11:00 am

1 stop32h 00m

Taipei City Taiwan Taoyuan Intl

Wed 2/4

7:25 pm-4:54 pm

2 stops37h 29m

$622

SeattleTaipei City

SEA - TPE

SEATPE

Seattle/Tacoma Intl

Mon 5/11

1:15 am-5:00 am

Nonstop12h 45m

Taipei City Taiwan Taoyuan Intl

Tue 5/26

11:30 pm-7:15 pm

Nonstop10h 45m

$623

SeattleTaipei City

SEA - TSA

SEATSA

Seattle/Tacoma Intl

Tue 2/10

3:45 pm-3:50 pm

1 stop32h 05m

Taipei City Sung Shan

Mon 3/2

4:50 pm-9:01 pm

2 stops20h 11m

$655

SeattleTaipei City

SEA - TSA

SEATSA

Seattle/Tacoma Intl

Sun 1/25

3:45 pm-12:30 pm

1 stop28h 45m

Taipei City Sung Shan

Mon 2/2

4:50 pm-9:12 pm

2 stops20h 22m

$656

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Taiwan from

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

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 $719, 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 $737. 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 $880 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

$429

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 $429. The best round-trip flight deal from Seattle to Taiwan found on momondo in the last 72 hours is $756.
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).
  • 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?

  • 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?

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
Asiana AirlinesPriceFrom $588Free CancellationRating
8.2
493 reviews
Search Asiana Airlines flights
China AirlinesPriceFrom $608Free CancellationRating
8.3
792 reviews
Search China Airlines flights
Korean AirPriceFrom $627Free CancellationRating
8.4
1,186 reviews
Search Korean Air flights
DeltaPriceFrom $631Free CancellationRating
7.9
8,005 reviews
Search Delta flights
EVA AirPriceFrom $677Free CancellationRating
8.4
1,295 reviews
Search EVA Air flights
STARLUX AirlinesPriceFrom $681Free CancellationRating
8.9
245 reviews
Search STARLUX Airlines flights
United AirlinesPriceFrom $685Free CancellationRating
7.4
9,091 reviews
Search United Airlines flights
ANAPriceFrom $724Free CancellationRating
8.4
1,030 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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1 adult
Sat 1/17
Sat 1/24

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