United Airlines UA871 Flight status
According to Trip.com real-time data, the UA871 flight operated by United Airlines on Sep 21, 2026 is scheduled to fly from San Francisco (SFO) to Taipei (TPE). The flight is expected to depart at 14:25 (local time in San Francisco, UTC-7) and arrive at 17:48 (local time in Taipei, UTC+8) .
Sun, Sep 20
Mon, Sep 21
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En route
Your flight has departed San Francisco and is expected to arrive in Taipei at 18:13.
10380km
13h 20m
Check-in Counter
AISLE 3
Boarding Gate
G5
Arrival Gate
D7
Baggage
8
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Scheduled
Your flight will depart on time.
13h 20m
Check-in Counter
--
Boarding Gate
G9
Arrival Gate
--
Baggage
7
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Information provided by VariFlight For real-time updates, please check airport displays or contact your airline.
Track the Previous Flight Status: Delayed (may impact connections)
UA2171
|
New York (NYC) 
San Francisco (SFO)
San Francisco (SFO)Scheduled: 21:15
|
35m late
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UA871 Aircraft Details
According to Trip.com real-time data, the UA871 flight from San Francisco to Taipei on 9/21/2026 is operated using the aircraft model Boeing 777-300ER. This aircraft has been in service for 6y, 9m. The aircraft has 350 seats.
Boeing 777-300ER
Punctuality (Departure)
7%
Punctuality (Arrival)
90%
Late on average
12 minutes
Age
6y, 9m
Seats
350
Flight Distance
--
Economy
Business
Premium Economy
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
--
Legroom
43 cm
Seat width
--
Reclining Angle
3-4-3
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
198 cm
More legroom than on 33% of flights
56 cm
Seat width better than on 11% of flights
180°
Reclining Angle Fully reclinable
1-2-1
Seat layout example
In-Flight Services
Meal included
Seatback entertainment system
Wi-Fi (additional charge)
USB port and power outlet
Seat Information
97 cm
Legroom
47 cm
Seat width
140°
Reclining Angle
2-4-2
Seat layout example
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Flight History for UA871
Trip.com historical records show that the last UA871 flight departed on Sun, Sep 20 from SFO at approximately 14:50. This flight is expected to arrrive in TPE at 18:13.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Tue, Sep 15 | San Francisco (SFO) | Taipei (TPE) | 77W | 15:10 | 18:38 | Arrived |
| Wed, Sep 16 | San Francisco (SFO) | Taipei (TPE) | 77W | 15:33 | 19:01 | Arrived |
| Thu, Sep 17 | San Francisco (SFO) | Taipei (TPE) | 77W | 15:28 | 18:53 | Arrived |
| Fri, Sep 18 | San Francisco (SFO) | Taipei (TPE) | 77W | 15:02 | 18:42 | Arrived |
| Sat, Sep 19 | San Francisco (SFO) | Taipei (TPE) | 77W | 14:57 | 18:36 | Arrived |
| Sun, Sep 20 | San Francisco (SFO) | Taipei (TPE) | 77W | 14:50 | 18:13 | En route |
| Mon, Sep 21 | San Francisco (SFO) | Taipei (TPE) | 77W | 14:25 | 17:48 | Scheduled |
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UA871 On-Time Performance
Based on the average performance of this flight over the last 30 trips, the on-time departure rate of UA871 is 7% (Late on average 1 hour 4 minutes), and the on-time arrival rate is 90% (Late on average 12 minutes).
On-Time Departures
Punctuality
7%
Late on average 1 hour 4 minutes
Early
0%
On time
7%
30 mins late
63%
60 mins late
17%
90 mins late
13%
Cancelled
1%
On-Time Arrivals
Punctuality
90%
Late on average 12 minutes
Early
50%
On time
40%
30 mins late
0%
60 mins late
7%
90 mins late
3%
Cancelled
1%
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Flight FAQs
What is the current status of flight ua871?
Flight ua871 has not departed yet and is currently on schedule. Scheduled departure 14:25, arrival 18:45 (updated Sep 21, 2026).Is flight ua871 on time today?
Flight ua871 has not departed yet and is currently on schedule. Scheduled departure is 14:25, with arrival at 18:45. Recheck gate and timing before you head to the airport.Has flight ua871 departed yet? What is the departure time?
Flight ua871 is scheduled to depart at 14:25. The latest actual or estimated departure time is 14:25, and the current status is Scheduled (updated Sep 21, 2026).When is flight ua871 scheduled to arrive?
Flight ua871 is scheduled to arrive at 18:45. The latest estimated or actual arrival time is 17:48. Status is Scheduled as of Sep 21, 2026.What is the gate information for flight ua871?
For flight ua871, the departure terminal is I and the boarding gate is G9. Gate assignments can change at short notice—confirm on airport screens before heading to security.What is the baggage carousel number for flight ua871?
After arrival, baggage for flight ua871 is expected at carousel 7 in terminal T2. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival.What route does flight ua871 fly?
Flight ua871 is operated by United Airlines from San Francisco (SFO) to Taipei (TPE). Typical flight time is about 13 hours 20 minutes; operating days may include Monday.How can I check real-time status for flight ua871?
Track flight ua871 on this Trip.com status page for live departure, arrival, gate and baggage updates. For push alerts on the go, open the same flight in the Trip.com App and turn on flight notifications.If flight ua871 is delayed or canceled, what should I do?
If ua871 is delayed or canceled, first confirm the latest status here (Scheduled, updated Sep 21, 2026). Contact United Airlines or your booking channel for rebooking or refund options, and check Trip.com Manage Booking if you booked on Trip.com.Has flight ua871 departed from San Francisco?
Flight ua871 has not departed from San Francisco (SFO) yet and is currently on schedule for 14:25.What is the seat configuration for flight ua871?
Flight ua871 usually flies a Boeing 777-300ER with seat layout 3-4-3. Layouts can differ by aircraft subtype and cabin product—confirm your seat map in Manage Booking after you purchase.
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Arrival Info: Taipei Weather & Current Time
Overcast
|
22°C - 32°C
Weather forecast for your arrival day
15 hour time difference
Time on arrival: San Francisco 02:48| Taipei 17:48
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