Live tracking not available yet
UA878 has a schedule in our database but isn't on the airport board right now. Live position data typically appears within a few hours of departure.
Flight Status
Scheduled
Route Info
HKG
Hong Kong International Airport
Hong Kong
T1 Gate 42 Scheduled 10:30 PM
Actual 10:30 PM
SFO
San Francisco International Airport
San Francisco
TI Gate G6 Scheduled 7:55 PM
Actual 7:55 PM
Baggage claim G4
12h 25m flight time
Daily
Recent Flights
No flight history yet
History builds as this flight gets tracked
Schedule
Operates
Daily
Departure
10:30 PM
Arrival
7:55 PM
Duration
12h 25m
Aircraft
Boeing 777-300ER
Terminal
T1
TI
Gate
42
G6
Actual
22:30
19:55
Baggage
Carousel G4
Operating Days
Mo
Tu
We
Th
Fr
Sa
Su
Upcoming
Wed, Mar 18
Thu, Mar 19
Fri, Mar 20
Sat, Mar 21
Sun, Mar 22
Mon, Mar 23
Tue, Mar 24
Schedule valid
Mar 13 —
Jun 12, 2026