Apparatus

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flight_takeoff Flight

UAL877

Operated by UAL

Live map

Live map filtered to UAL877. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SFO KSFO MVFR

San Francisco International Airport

San Francisco, US

Local time
00:56 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
270° / 11 kt
Visibility
10 SM
Ceiling
BKN 2,200 ft
Temp / Dew
12°C / 7°C
Altimeter
30.13 inHg

Obs: 2026-04-15T06:56:00.000Z

Raw METAR / TAF 
METAR KSFO 150656Z 27011KT 10SM BKN022 12/07 A3013 RMK AO2 SLP203 T01220072 $

TAF KSFO 150738Z 1508/1612 28010KT P6SM BKN020 FM151400 28014KT P6SM BKN050 FM151900 27018KT P6SM BKN150 FM160400 27015KT P6SM BKN030

flight Live Traffic

flight_takeoff 147 Departures
flight_land 58 Arrivals

Arrival

HKG VHHH VFR

Hong Kong International Airport

Hong Kong, HK

Local time
15:56 GMT+8
Timezone
Asia/Hong_Kong
Type
Large Airport
Elevation
28 ft
Coordinates
22.3118, 113.9149

cloud Weather

Wind
200° / 13 kt
Visibility
6 SM
Ceiling
FEW 1,200 ft, SCT 2,500 ft
Temp / Dew
29°C / 22°C
Altimeter
29.76 inHg

Obs: 2026-04-15T07:30:00.000Z

Raw METAR / TAF 
METAR VHHH 150730Z 20013KT 150V230 9999 FEW012 SCT025 29/22 Q1008 NOSIG

TAF VHHH 150500Z 1506/1612 18010KT 9999 FEW010 SCT025 TX29/1506Z TX29/1606Z TN26/1522Z

flight Live Traffic

flight_takeoff 11 Departures
flight_land 13 Arrivals

Recent history last 5

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-04-14 A2B8DB SFO → HKG Apr 14, 07:05 UTCApr 14, 07:10 UTC5m - -
2026-04-13 A290F3 - Apr 13, 19:50 UTCApr 13, 21:05 UTC1h 15m - -
2026-04-13 A290F3 - Apr 13, 18:45 UTCApr 13, 20:10 UTC1h 25m - -
2026-04-13 A290F3 - Apr 13, 06:39 UTCApr 13, 21:00 UTC14h 21m +39m +18m
2026-04-12 A21633 - Apr 12, 18:25 UTCApr 12, 20:15 UTC1h 50m - -

Performance history

Flights tracked
5
Avg arrival delay
+18m
On-time arrival
0% 0% on time
Aircraft used
3

Monthly activity 1 month

Month Flights tracked
April 2026 5

UAL877 frequently asked

Where does flight UAL877 fly?
UAL877 (UAL) flies from SFO to HKG. View the full route page.
How long is flight UAL877?
Based on observed flights, UAL877 takes on average 3h 47m from takeoff to landing.
How often does UAL877 fly?
UAL877 has been observed flying occasionally in our tracking data. We've recorded 5 flights under this callsign.
Is flight UAL877 usually on time?
Across recent flights, UAL877 arrives with an average 18-minute delay. 0% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL877?
UAL877 has been operated by 3 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL877 live?
Yes. When UAL877 is currently airborne, the live tracker map above shows its real-time position from ADS-B broadcasts. If the map is empty, the flight is not currently in the air.