United Airlines UA878 Flight Status
According to Trip.com real-time data, the UA878 flight operated by United Airlines on Oct 25, 2026 is scheduled to fly from Hong Kong (HKG) to San Francisco (SFO). The flight is expected to depart at 10:30 PM (local time in Hong Kong, UTC+8) and land at 7:23 PM (local time in San Francisco, UTC-7) .
Sat, Oct 24
Sun, Oct 25
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Arrived
The flight has arrived 11m early
11128km
12h 40m
Check-in Counter
G
Boarding Gate
34
Arrival Gate
G2
Baggage
2
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Scheduled
Your flight will depart on time.
11128km
12h 25m
Check-in Counter
G1-G36
Boarding Gate
--
Arrival Gate
G5
Baggage
G1
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United Airlines From €455
Search flights Information provided by VariFlight For real-time updates, please check airport displays or contact your airline. You can also explore more flights from Hong Kong to San Francisco or track other flights with our flight status tracker.
Track the Previous Flight Status: In Flight
UA869
|
San Francisco (SFO)
Hong Kong (HKG)
Hong Kong (HKG)
Scheduled: 7:20 PM
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UA878 Aircraft Details
According to Trip.com real-time data, the UA878 flight flying from Hong Kong to San Francisco on 10/25/2026 is operated by the aircraft model Boeing 777-300ER. This aircraft has been in service for 9y, 4m. The aircraft is equipped with 350 seats. The average flight distance for this journey is 11,128 km.
Boeing 777-300ER
Punctuality (Departure)
90
%
Punctuality (Arrival)
90
%
Late on average
24 minutes
Age
9y, 4m
Seats
350
Flight Distance
11,128 km
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 67% of flights
56 cm
Seat width better than on 67% 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 UA878
Trip.com historical records show that the last UA878 flight departed on Sat, Oct 24 from HKG at approximately 10:47 PM. This flight is expected to arrrive in SFO at 7:59 PM.
| Date | Airport | Aircraft Model | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Departure | Arrival | |||||
| Mon, Oct 19 | Hong Kong (HKG) | San Francisco (SFO) | 77W | 10:48 PM | 8:07 PM | Arrived |
| Tue, Oct 20 | Hong Kong (HKG) | San Francisco (SFO) | 77W | 10:42 PM | 7:54 PM | Arrived |
| Wed, Oct 21 | Hong Kong (HKG) | San Francisco (SFO) | 77W | 10:39 PM | 7:36 PM | Arrived |
| Thu, Oct 22 | Hong Kong (HKG) | San Francisco (SFO) | 77W | 10:42 PM | 7:26 PM | Arrived |
| Fri, Oct 23 | Hong Kong (HKG) | San Francisco (SFO) | 77W | 11:01 PM | 8:42 PM | Arrived |
| Sat, Oct 24 | Hong Kong (HKG) | San Francisco (SFO) | 77W | 10:47 PM | 7:59 PM | Arrived |
| Sun, Oct 25 | Hong Kong (HKG) | San Francisco (SFO) | 77W | 10:30 PM | 7:23 PM | Scheduled |
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UA878 On-Time Performance
Based on the average performance of this flight over the past 30 trips, the on-time departure rate of UA878 is 90% (Late on average 1 hour5 minutes), and the on-time arrival rate is 90% (Late on average 24 minutes).
On-Time Departures
Punctuality
90
%
Late on average
1 hour5 minutes
Early
0
%
On time
90
%
30 mins late
3
%
60 mins late
0
%
90 mins late
7
%
Canceled
0
%
On-Time Arrivals
Punctuality
90
%
Late on average
24 minutes
Early
77
%
On time
13
%
30 mins late
3
%
60 mins late
0
%
90 mins late
7
%
Canceled
0
%
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Frequently Asked Questions
What is the current status of flight ua878?
Flight ua878 has not departed yet and is currently on schedule. Scheduled departure 10:30 PM, arrival 7:55 PM (updated Oct 25, 2026).Is flight ua878 on time today?
Flight ua878 has not departed yet and is currently on schedule. Scheduled departure is 10:30 PM, with arrival at 7:55 PM. Recheck gate and timing before you head to the airport.Has flight ua878 departed yet? What is the departure time?
Flight ua878 is scheduled to depart at 10:30 PM. The latest actual or estimated departure time is 10:30 PM, and the current status is Scheduled (updated Oct 25, 2026).When is flight ua878 scheduled to arrive?
Flight ua878 is scheduled to arrive at 7:55 PM. The latest estimated or actual arrival time is 7:23 PM. Status is Scheduled as of Oct 25, 2026.What is the baggage carousel number for flight ua878?
After arrival, baggage for flight ua878 is expected at carousel G1 in terminal I. Carousel numbers are assigned close to landing and may change—follow airport signs on arrival.What route does flight ua878 fly?
Flight ua878 is operated by United Airlines from Hong Kong (HKG) to San Francisco (SFO). Typical flight time is about 12 hours25 minutes; operating days may include Sunday.How can I check real-time status for flight ua878?
Track flight ua878 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 ua878 is delayed or canceled, what should I do?
If ua878 is delayed or canceled, first confirm the latest status here (Scheduled, updated Oct 25, 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 ua878 departed from Hong Kong?
Flight ua878 has not departed from Hong Kong (HKG) yet and is currently on schedule for 10:30 PM.What is the seat configuration for flight ua878?
Flight ua878 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: San Francisco Weather & Current Time
Clear
|
11°C - 22°C
Weather forecast for your arrival day
-15 hour time difference
Time on arrival: Hong Kong 10:23
|
San Francisco 19:23
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