United's Polaris Business Class offers lie-flat seats and Saks Fifth Avenue bedding on long-haul routes.
United's Premium Plus offers extra legroom, upgraded meals, and two checked bags on international flights.

Round-trip from | $629 (CrystalTravel) |
|---|---|
One-way from | $300 (SmartFares) |
Popular in | December |
Cheapest in | January |
Average price | $1,743 |
Fly from
Fly to
Route
Depart
Return
Price
SeattleTaipei City
SEA - TPE
SEATPE
Seattle/Tacoma Intl
Sat 2/14
12:10 am-9:50 am
1 stop17h 40m
Taipei City Taiwan Taoyuan Intl
Sat 2/21
11:40 am-1:55 pm
1 stop18h 15m
SeattleTaipei City
SEA - TPE
SEATPE
Seattle/Tacoma Intl
Sun 3/22
5:20 pm-4:45 am
1 stop20h 25m
Taipei City Taiwan Taoyuan Intl
Mon 4/6
2:30 pm-9:45 am
2 stops34h 15m
SeattleTaipei City
SEA - TPE
SEATPE
Seattle/Tacoma Intl
Wed 3/25
7:15 am-6:50 pm
1 stop20h 35m
Taipei City Taiwan Taoyuan Intl
Mon 3/30
9:50 am-7:38 pm
2 stops24h 48m
SeattleTaipei City
SEA - TPE
SEATPE
Seattle/Tacoma Intl
Mon 2/2
5:00 am-7:50 pm
2 stops22h 50m
Taipei City Taiwan Taoyuan Intl
Wed 6/17
9:50 am-10:18 pm
2 stops27h 28m
SeattleTaipei City
SEA - TPE
SEATPE
Seattle/Tacoma Intl
Wed 1/21
5:12 pm-7:50 pm
2 stops34h 38m
Taipei City Taiwan Taoyuan Intl
Tue 4/7
2:30 pm-7:38 pm
2 stops20h 08m
SeattleTaipei City
SEA - TPE
SEATPE
Seattle/Tacoma Intl
Thu 2/26
5:00 am-7:50 pm
2 stops22h 50m
Taipei City Taiwan Taoyuan Intl
Thu 3/5
11:10 am-3:50 pm
2 stops20h 40m
SeattleTaipei City
SEA - TPE
SEATPE
Seattle/Tacoma Intl
Sun 1/18
5:00 am-7:50 pm
2 stops22h 50m
Taipei City Taiwan Taoyuan Intl
Sat 1/31
11:10 am-9:15 pm
2 stops26h 05m
SeattleTaipei City
SEA - TPE
SEATPE
Seattle/Tacoma Intl
Mon 3/23
6:32 am-6:50 pm
2 stops21h 18m
Taipei City Taiwan Taoyuan Intl
Mon 3/30
9:50 am-10:38 am
1 stop15h 48m
SeattleTaipei City
SEA - TPE
SEATPE
Seattle/Tacoma Intl
Tue 5/5
4:32 pm-4:05 am
2 stops20h 33m
Taipei City Taiwan Taoyuan Intl
Wed 5/13
2:30 pm-7:45 pm
2 stops20h 15m
Los AngelesTaipei City
LAX - TPE
LAXTPE
Los Angeles
Thu 4/9
9:56 am-7:55 pm
1 stop18h 59m
Taipei City Taiwan Taoyuan Intl
Tue 4/28
9:35 am-12:22 pm
1 stop17h 47m
Currently, January is the cheapest month in which you can book a flight from USA to Taipei City (average of $616). Flying from USA to Taipei City in June is currently the most expensive (average of $860). 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.
Unlike at noon, when flights are generally more expensive, you can save up to 23% on flights from USA to Taipei City by exploring options for tickets in the afternoon.
Travelers seeking maximum savings on their USA to Taipei City flight should consider departing on Saturday afternoons when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
The most flights from US0 to TW1 are scheduled on a Saturday (16 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (13 on average).
About 19% of weekly flights between United States and Taipei City have experienced delays in the past year, with the average delay time being 145 minutes.
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
Saturday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Over the last year, STARLUX Airlines have had the lowest number of delays on this route, with just 9% of flights being delayed.
Overall
Entertainment
Crew
Boarding
Comfort
Food
Reviews
Chad,Nov 2025
TPE - SEA
Overall
Entertainment
Crew
Boarding
Comfort
Food
Reviews
Chad,Nov 2025
TPE - SEA
Overall
Entertainment
Crew
Boarding
Comfort
Food
Reviews
Chad,Nov 2025
TPE - SEA
Overall
Entertainment
Crew
Boarding
Comfort
Food
Reviews
Chad,Nov 2025
TPE - SEA
Overall
Entertainment
Crew
Boarding
Comfort
Food
Reviews
Chad,Nov 2025
TPE - SEA
Overall
Entertainment
Crew
Boarding
Comfort
Food
Reviews
Chad,Nov 2025
TPE - SEA
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$351 | Average$678 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$537 | Average$572 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$578 | Average$615 | FlexibilityNo cancel fee | On-time49% | |
| Cheapest$595 | Average$853 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$623 | Average$913 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$634 | Average$745 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$636 | Average$682 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$656 | Average$902 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$657 | Average$942 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$666 | Average$1,085 | FlexibilityNo cancel fee | On-time76% |