Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL3863

Operated by United Airlines

Live map

Live map filtered to UAL3863. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SJC KSJC VFR

Norman Y. Mineta San Jose International Airport

San Jose, US

Local time
03:04 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
62 ft
Coordinates
37.3625, -121.9292

cloud Weather

Wind
0° / 0 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
12°C / 7°C
Altimeter
30.01 inHg

Obs: 2026-10-13T09:53:00.000Z

Raw METAR / TAF 
METAR KSJC 130953Z AUTO 00000KT 10SM CLR 12/07 A3001 RMK AO2 SLP161 T01170072

TAF KSJC 130520Z 1306/1406 14003KT P6SM SKC FM132100 34010KT P6SM SKC FM140300 14005KT P6SM SKC

flight Live Traffic

flight_takeoff 21 Departures
flight_land 19 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
03:04 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
310° / 5 kt
Visibility
10 SM
Ceiling
FEW 800 ft
Temp / Dew
13°C / 11°C
Altimeter
30.01 inHg

Obs: 2026-10-13T09:56:00.000Z

Raw METAR / TAF 
METAR KSFO 130956Z 31005KT 10SM FEW008 13/11 A3001 RMK AO2 SLP160 T01330111 $

TAF KSFO 130831Z 1309/1412 23005KT P6SM FEW009 FM132000 32011KT P6SM SKC FM140400 28006KT P6SM SKC

flight Live Traffic

flight_takeoff 128 Departures
flight_land 98 Arrivals

Recent history last 8

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-20 AA3AE2 SJC → SFO Jul 20, 17:35 UTCJul 20, 22:10 UTC4h 35m - -
2026-07-08 A416BE SJC → SFO Jul 8, 23:30 UTCJul 8, 23:45 UTC15m - -
2026-07-08 A416BE SJC → SFO Jul 8, 23:05 UTCJul 8, 23:47 UTC42m +125m +73m
2026-06-26 A5E44C SJC → SFO Jun 26, 17:17 UTCJun 26, 18:16 UTC59m +17m +22m
2026-06-26 A5E44C SJC → SFO Jun 26, 16:54 UTCJun 26, 18:20 UTC1h 25m - -
2026-06-09 A3CF6D SJC → SFO Jun 9, 19:10 UTCJun 9, 20:05 UTC55m - -
2026-05-18 A330A0 SJC → SFO May 18, 17:20 UTCMay 18, 21:05 UTC3h 44m - -
2026-04-20 A12734 SJC → SFO Apr 20, 00:00 UTCApr 20, 00:25 UTC25m - -

Performance history

Flights tracked
8
Avg arrival delay
+48m
On-time arrival
0% 0% on time
Aircraft used
6

Monthly activity 4 months

Month Flights tracked
July 2026 3
June 2026 3
May 2026 1
April 2026 1

UAL3863 frequently asked

Where does flight UAL3863 fly?
UAL3863 (United Airlines) flies from SJC to SFO. View the full route page.
How long is flight UAL3863?
Based on observed flights, UAL3863 takes on average 1h 38m from takeoff to landing.
How often does UAL3863 fly?
UAL3863 has been observed flying several times a week in our tracking data. We've recorded 8 flights under this callsign.
Is flight UAL3863 usually on time?
Across recent flights, UAL3863 arrives with an average 48-minute delay. 0% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL3863?
UAL3863 has been operated by 6 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL3863 live?
Yes. When UAL3863 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.