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
00:26 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
FEW 5,000 ft
Temp / Dew
21°C / 15°C
Altimeter
29.95 inHg

Obs: 2026-07-14T06:53:00.000Z

Raw METAR / TAF 
METAR KSJC 140653Z 00000KT 10SM FEW050 21/15 A2995 RMK AO2 SLP141 T02110150

TAF KSJC 140520Z 1406/1506 28003KT P6SM BKN150 FM141800 32012KT P6SM BKN150 FM150300 31008KT P6SM SCT200

flight Live Traffic

flight_takeoff 114 Departures
flight_land 111 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
00:26 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
300° / 6 kt
Visibility
10 SM
Ceiling
BKN 20,000 ft
Temp / Dew
17°C / 13°C
Altimeter
29.95 inHg

Obs: 2026-07-14T06:56:00.000Z

Raw METAR / TAF 
METAR KSFO 140656Z 30006KT 10SM BKN200 17/13 A2995 RMK AO2 SLP141 T01720128

TAF KSFO 140520Z 1406/1512 29010KT P6SM BKN200 FM141500 30005KT P6SM FEW010 BKN200 FM141900 31012KT P6SM BKN200 FM142100 31015G25KT P6SM BKN150 FM150400 29010KT P6SM FEW010 BKN150

flight Live Traffic

flight_takeoff 362 Departures
flight_land 226 Arrivals

Recent history last 7

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
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
7
Avg arrival delay
+48m
On-time arrival
0% 0% on time
Aircraft used
5

Monthly activity 4 months

Month Flights tracked
July 2026 2
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 12m 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 7 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 5 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.