Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL3912

Operated by United Airlines

Live map

Live map filtered to UAL3912. Shown when the flight is currently airborne.

Route airports View route page →

Departure

LAX KLAX VFR

Los Angeles International Airport

Los Angeles, US

Local time
10:27 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
125 ft
Coordinates
33.9425, -118.4080

cloud Weather

Wind
260° / 5 kt
Visibility
10 SM
Ceiling
FEW 18,000 ft, SCT 28,000 ft
Temp / Dew
29°C / 20°C
Altimeter
29.89 inHg

Obs: 2026-08-28T16:53:00.000Z

Raw METAR / TAF 
METAR KLAX 281653Z COR 26005KT 10SM FEW180 SCT280 29/20 A2989 RMK AO2 ACC E SLP119 T02890200

TAF KLAX 281428Z 2814/2918 29005KT P6SM FEW200 FM281700 26006KT P6SM BKN150 FM281900 26012KT P6SM BKN150 FM290300 26006KT P6SM SCT250

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
10:27 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
310° / 9 kt
Visibility
10 SM
Ceiling
FEW 400 ft, BKN 12,000 ft, OVC 20,000 ft
Temp / Dew
16°C / 14°C
Altimeter
30.01 inHg

Obs: 2026-08-28T16:56:00.000Z

Raw METAR / TAF 
METAR KSFO 281656Z 31009KT 10SM FEW004 BKN120 OVC200 16/14 A3001 RMK AO2 SLP163 T01610139

TAF KSFO 281447Z 2815/2918 28009KT P6SM VCSH OVC150 FM282000 28016KT P6SM OVC100 FM291000 27011KT P6SM SCT010

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-25 A445EC LAX → SFO Jul 25, 16:20 UTCJul 25, 18:40 UTC2h 20m - -
2026-07-23 A10E23 LAX → SFO Jul 23, 02:22 UTCJul 23, 03:56 UTC1h 34m +22m -2m
2026-07-23 A10E23 LAX → SFO Jul 23, 02:25 UTCJul 23, 04:00 UTC1h 35m - -
2026-07-21 A837A7 - Jul 21, 16:35 UTCJul 21, 18:30 UTC1h 55m - -
2026-07-21 A837A7 LAX → SEA Jul 21, 15:52 UTCJul 21, 18:29 UTC2h 37m +22m -46m
2026-07-20 A4497F - Jul 20, 17:45 UTCJul 20, 20:05 UTC2h 20m - -
2026-07-20 A4497F IAD → IAH Jul 20, 17:31 UTCJul 20, 20:01 UTC2h 30m +46m -5m
2026-07-15 AA4C42 - Jul 15, 11:45 UTCJul 15, 12:30 UTC45m - -
2026-07-15 AA4C42 IAH → SAT Jul 15, 11:46 UTCJul 15, 12:16 UTC30m +31m -2m
2026-07-10 A12B09 - Jul 10, 14:40 UTCJul 10, 15:05 UTC25m - -
2026-07-04 AAF9EA STL → FSD Jul 4, 04:50 UTCJul 4, 06:10 UTC1h 20m - -
2026-07-04 AAF9EA STL → FSD Jul 4, 03:12 UTCJul 4, 06:09 UTC2h 57m +12m +111m
2026-07-01 A5EF0E - Jul 1, 11:35 UTCJul 1, 14:40 UTC3h 5m - -
2026-06-20 A2F2FA IAD → ORD Jun 20, 18:22 UTCJun 20, 19:16 UTC54m +22m +12m
2026-06-15 A55B3C - Jun 15, 15:15 UTCJun 15, 16:55 UTC1h 40m - -
2026-06-15 A55B3C MCI → IAH Jun 15, 15:13 UTCJun 15, 16:54 UTC1h 41m +13m -2m
2026-06-04 A58DE0 LAX → SFO Jun 4, 22:50 UTCJun 4, 23:45 UTC55m - -
2026-05-28 A0B848 LAX → SFO May 28, 17:50 UTCMay 28, 20:00 UTC2h 10m - -
2026-05-27 A8B5FC LAX → SFO May 27, 10:35 UTCMay 27, 14:30 UTC3h 55m - -
2026-05-27 A8B5FC LAX → SFO May 27, 09:57 UTCMay 27, 16:27 UTC6h 30m +177m +7m
2026-05-24 A5AA3A LAX → SFO May 24, 13:45 UTCMay 24, 16:50 UTC3h 5m - -
2026-05-21 A2B8B8 LAX → SFO May 21, 22:55 UTCMay 22, 04:10 UTC5h 15m - -
2026-05-21 A2B8B8 LAX → SFO May 21, 22:26 UTCMay 22, 04:04 UTC5h 38m +26m +36m
2026-05-19 A4423A LAX → SFO May 19, 13:40 UTCMay 19, 15:55 UTC2h 15m - -
2026-05-17 A4493A LAX → SFO May 17, 15:42 UTCMay 17, 16:11 UTC29m +42m -7m
2026-05-17 A4493A LAX → SFO May 17, 15:35 UTCMay 17, 16:10 UTC35m - -
2026-05-15 A620B7 LAX → SFO May 15, 15:15 UTCMay 15, 18:45 UTC3h 30m - -
2026-05-08 A2BC9E LAX → SFO May 8, 18:50 UTCMay 8, 20:30 UTC1h 40m - -
2026-04-26 A5D319 LAX → SFO Apr 26, 23:00 UTCApr 27, 00:50 UTC1h 50m - -
2026-04-26 A5D319 LAX → SFO Apr 26, 22:47 UTCApr 27, 00:48 UTC2h 1m +17m +16m

Performance history

Flights tracked
33 showing last 30
Avg arrival delay
+11m
On-time arrival
73% 73% on time
Aircraft used
20

Monthly activity 4 months

Month Flights tracked
July 2026 13
June 2026 4
May 2026 11
April 2026 5

UAL3912 frequently asked

Where does flight UAL3912 fly?
UAL3912 (United Airlines) flies from LAX to SFO. View the full route page.
How long is flight UAL3912?
Based on observed flights, UAL3912 takes on average 2h 16m from takeoff to landing.
How often does UAL3912 fly?
UAL3912 has been observed flying several times a week in our tracking data. We've recorded 33 flights under this callsign.
Is flight UAL3912 usually on time?
Across recent flights, UAL3912 arrives with an average 11-minute delay. 73% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL3912?
UAL3912 has been operated by 20 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL3912 live?
Yes. When UAL3912 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.