Question 1

Can stopping save me money on Taiwan to Seattle flights?

Accepted Answer

No. A direct flight is the cheapest option for a flight between Taiwan to Seattle.

Question 2

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

Accepted Answer

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

Question 3

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

Accepted Answer

As of December 2025, 39 flights take off from Taiwan and land in Seattle each week. The most common flight departure day for this route is Tue, with 18% of weekly flights taking off on this day.

Question 4

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

Accepted Answer

There are 3 cabin classes available to choose from on Taiwan to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 5

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

Accepted Answer

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

Question 6

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

Accepted Answer

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

Question 7

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

Accepted Answer

You are more likely to see cheaper flights to Seattle from Taiwan when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $837 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Taiwan for as low as $735 on momondo.

Question 8

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

Accepted Answer

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

Question 9

How long does it take to fly to Seattle?

Accepted Answer

Flight times vary depending on what airport in Taiwan you fly out of and what airport in Seattle you fly into. For example, flying from Taipei City to Seattle takes 13h 10m on average. On the other hand, flying from Taichung City to Seattle takes 31h 10m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

Question 10

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

Accepted Answer

Flying to Seattle from Taiwan in the evening is the least expensive time of day to depart. momondo users have found prices as low as $867 when looking at flights departing in the evening. Flights to Seattle are more costly at noon, with an average ticket price of $1,055. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Question 11

What airlines fly to Seattle?

Accepted Answer

Delta, STARLUX Airlines and EVA Air are the top three most popular airlines that fly to Seattle from Taiwan according to our data. Delta is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 5 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

Question 12

How often are flights from Taiwan to Seattle delayed?

Accepted Answer

Historically, on average around 14% of flights between Taiwan and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 135 minutes.

Question 13

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

Accepted Answer

According to our data, STARLUX Airlines have had the least number of delays on this route over the last 12 months; with about 7% of their flights experiencing any sort of delay.

Question 14

What is the cheapest month to fly to Seattle?

Accepted Answer

In general, October is the cheapest month to fly from Taiwan to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $739. If you don’t want to visit Seattle in October, then you should wait until September to fly from Taiwan, when ticket prices are also cheap, with an average price of $758.

Question 15

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

Accepted Answer

The number of flights available between Taiwan and Seattle is 5 per day as of December 2025. The most frequent departure time is 11:00PM, with 82% of daily flights leaving in the evening.

Question 16

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

Accepted Answer

On average, the least expensive day to fly to Seattle from Taiwan is on a Saturday. momondo users have found tickets for Saturday departures for as low as $884. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Taiwan because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $984.

Question 17

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

Accepted Answer

Prices for flights from Taiwan to Seattle/Tacoma Intl Airport refresh daily.

Question 18

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

Accepted Answer

As of December 2025, there are 5 operators available to choose from for flights from Taiwan to Seattle/Tacoma Intl Airport.

Question 19

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

Accepted Answer

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Taiwan to Seattle/Tacoma Intl Airport.

Question 20

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

Accepted Answer

The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best Price Found	$400
Fastest flight time	10h 30m
Direct flights	Every day
Airports in Seattle	1 airport

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $445	Free Cancellation	Rating 7.9 8,008 reviews	Search Delta flights
STARLUX Airlines	PriceFrom $760	Free Cancellation	Rating 8.9 243 reviews	Search STARLUX Airlines flights
China Airlines	PriceFrom $762	Free Cancellation	Rating 8.2 788 reviews	Search China Airlines flights
Asiana Airlines	PriceFrom $784	Free Cancellation	Rating 8.2 492 reviews	Search Asiana Airlines flights
EVA Air	PriceFrom $788	Free Cancellation	Rating 8.4 1,296 reviews	Search EVA Air flights

Cheap flights from Taiwan to Seattle from $376

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Taiwan to Seattle departing on 3/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Taiwan to Seattle

Recent round-trip flight deals from Taiwan to Seattle

Recent one-way flight deals from Taiwan to Seattle

Recent last minute flight deals from Taiwan to Seattle

Recent direct flight deals from Taiwan to Seattle

United Airlines flights from Taiwan to Seattle

Our best United Airlines deals on Taiwan to Seattle flight tickets

ANA flights from Taiwan to Seattle

Our best ANA deals on Taiwan to Seattle flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Taiwan to Seattle that are best for you.

See travel insights to Seattle from

How to get the cheapest flight ticket from Taiwan to Seattle

What is the cheapest month to fly to Seattle?

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

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

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

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

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

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

There are 3 cabin classes available to choose from on Taiwan to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Taiwan to Seattle flights?

No. A direct flight is the cheapest option for a flight between Taiwan to Seattle.

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

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

What airlines fly to Seattle?

How often are flights from Taiwan to Seattle delayed?

Historically, on average around 14% of flights between Taiwan and Seattle have experienced a delay on any given week. The average delay length over the past 12 months has been 135 minutes.

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

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

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

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

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

According to our data, STARLUX Airlines have had the least number of delays on this route over the last 12 months; with about 7% of their flights experiencing any sort of delay.

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

The number of flights available between Taiwan and Seattle is 5 per day as of December 2025. The most frequent departure time is 11:00PM, with 82% of daily flights leaving in the evening.

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

As of December 2025, 39 flights take off from Taiwan and land in Seattle each week. The most common flight departure day for this route is Tue, with 18% of weekly flights taking off on this day.

How long does it take to fly to Seattle?

Cheap Taiwan to Seattle flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Seattle

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

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

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

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

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

Best airlines flying from Taiwan to Seattle

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

Traveling to a place near Seattle?

Why use momondo?

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

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

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

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

An easier way to manage your Seattle 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 the United States

Airports servicing Washington