Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL3936

Operated by United Airlines

Live map

Live map filtered to UAL3936. Shown when the flight is currently airborne.

Route airports View route page →

Departure

DEN KDEN VFR

Denver International Airport

Denver, US

Local time
14:13 MDT
Timezone
America/Denver
Type
Large Airport
Elevation
5,431 ft
Coordinates
39.8600, -104.6738

cloud Weather

Wind
220° / 5 kt
Visibility
10 SM
Ceiling
FEW 10,000 ft, SCT 14,000 ft, BKN 22,000 ft
Temp / Dew
32°C / 4°C
Altimeter
30.12 inHg

Obs: 2026-08-28T19:53:00.000Z

Raw METAR / TAF 
METAR KDEN 281953Z 22005KT 10SM FEW100 SCT140 BKN220 33/04 A3012 RMK AO2 SLP110 T032330039

TAF KDEN 281722Z 2818/2924 26006KT P6SM FEW100 SCT150 FM282100 33008KT P6SM FEW100 SCT120 TEMPO 2821/2824 VRB15G35KT -SHRA BKN080 FM290000 01009KT P6SM FEW100 BKN120 PROB30 2900/2902 VRB15G35KT -SHRA BKN080 FM290200 16006KT P6SM SCT120 BKN220 FM290500 22009KT P6SM FEW120 SCT220 FM291600 25007KT P6SM FEW110 SCT200 FM291900 25010KT P6SM VCSH SCT100 BKN150 PROB30 2920/2924 VRB20G35KT -TSRA BKN080CB

flight Live Traffic

flight_takeoff 245 Departures
flight_land 217 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

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

cloud Weather

Wind
270° / 10 kt
Visibility
10 SM
Ceiling
FEW 600 ft, SCT 1,000 ft, BKN 11,000 ft, OVC 20,000 ft
Temp / Dew
16°C / 13°C
Altimeter
30.04 inHg

Obs: 2026-08-28T19:56:00.000Z

Raw METAR / TAF 
METAR KSFO 281956Z 27010KT 10SM FEW006 SCT010 BKN110 OVC200 16/13 A3004 RMK AO2 SLP173 T01610133

TAF KSFO 281739Z 2818/2924 30012KT P6SM VCSH BKN120 FM282000 29016KT P6SM VCSH BKN100 FM290700 29010KT P6SM FEW012 FM291000 29008KT P6SM SCT012 FM291800 29015KT P6SM FEW015

flight Live Traffic

flight_takeoff 116 Departures
flight_land 111 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-24 ABBBAE DEN → SFO Jul 24, 20:15 UTCJul 24, 20:50 UTC35m - -
2026-07-24 ABBBAE DEN → SFO Jul 24, 20:00 UTCJul 24, 20:50 UTC50m +45m +63m
2026-07-22 A0A900 - Jul 22, 14:50 UTCJul 22, 18:20 UTC3h 30m - -
2026-07-22 A0A900 LAX → ORD Jul 22, 15:04 UTCJul 22, 18:08 UTC3h 4m +19m on time
2026-07-21 A28DC8 - Jul 21, 07:00 UTCJul 21, 07:30 UTC30m - -
2026-07-18 A3C3E6 ORD → LAX Jul 18, 19:31 UTCJul 18, 22:21 UTC2h 50m +271m -7m
2026-07-18 A3C3E6 - Jul 18, 18:50 UTCJul 18, 22:10 UTC3h 20m - -
2026-07-14 A55FA2 - Jul 14, 17:10 UTCJul 14, 19:05 UTC1h 55m - -
2026-07-02 A2B134 YVR → SFO Jul 2, 20:25 UTCJul 2, 22:15 UTC1h 50m - -
2026-06-29 A3A082 - Jun 29, 07:50 UTCJun 29, 08:35 UTC45m - -
2026-06-24 A2A3B5 DEN → SFO Jun 24, 02:40 UTCJun 24, 04:34 UTC1h 55m - -
2026-06-24 A2A3B5 DEN → SFO Jun 24, 02:18 UTCJun 24, 04:36 UTC2h 18m +3m -25m
2026-06-19 A44212 DEN → SFO Jun 19, 23:54 UTCJun 20, 02:19 UTC2h 25m - -
2026-06-19 A44212 DEN → SFO Jun 19, 23:29 UTCJun 20, 02:13 UTC2h 44m +569m -21m
2026-06-19 A44211 DEN → SFO Jun 19, 14:29 UTCJun 19, 14:54 UTC25m - -
2026-06-16 A46CE1 DEN → SFO Jun 16, 01:40 UTCJun 16, 03:39 UTC2h 0m - -
2026-06-13 AA1368 DEN → SFO Jun 13, 23:15 UTCJun 14, 00:05 UTC50m - -
2026-06-13 AA1368 DEN → SFO Jun 13, 22:28 UTCJun 14, 00:03 UTC1h 35m +88m -42m
2026-06-12 A0A8DF DEN → SFO Jun 12, 13:55 UTCJun 12, 21:45 UTC7h 50m - -
2026-06-12 A0A8DF DEN → SFO Jun 12, 13:17 UTCJun 12, 21:22 UTC8h 5m +17m -1m
2026-06-12 AB1DB2 DEN → SFO Jun 12, 00:30 UTCJun 12, 02:35 UTC2h 5m - -
2026-06-11 AB1DB2 DEN → SFO Jun 11, 23:44 UTCJun 12, 02:32 UTC2h 48m +14m -31m
2026-06-10 A55017 DEN → SFO Jun 10, 14:10 UTCJun 10, 16:55 UTC2h 45m - -
2026-06-10 A55017 DEN → SFO Jun 10, 13:58 UTCJun 10, 16:54 UTC2h 56m +88m -18m
2026-06-06 A54299 DEN → SFO Jun 6, 14:04 UTCJun 6, 16:14 UTC2h 10m - -
2026-06-05 A54299 DEN → SFO Jun 5, 16:20 UTCJun 6, 16:14 UTC23h 55m - -
2026-06-02 A58DE0 DEN → SFO Jun 2, 14:30 UTCJun 2, 16:00 UTC1h 30m - -
2026-05-30 A0E6C6 DEN → SFO May 30, 18:55 UTCMay 30, 20:05 UTC1h 10m - -
2026-05-30 A0E6C6 DEN → SFO May 30, 18:50 UTCMay 30, 19:37 UTC47m -10m -3m
2026-05-27 A0B848 DEN → SFO May 27, 14:20 UTCMay 27, 19:55 UTC5h 35m - -

Performance history

Flights tracked
42 showing last 30
Avg arrival delay
-8m
On-time arrival
90% 90% on time
Aircraft used
19

Monthly activity 4 months

Month Flights tracked
July 2026 9
June 2026 18
May 2026 8
April 2026 7

UAL3936 frequently asked

Where does flight UAL3936 fly?
UAL3936 (United Airlines) flies from DEN to SFO. View the full route page.
How long is flight UAL3936?
Based on observed flights, UAL3936 takes on average 3h 10m from takeoff to landing.
How often does UAL3936 fly?
UAL3936 has been observed flying several times a week in our tracking data. We've recorded 42 flights under this callsign.
Is flight UAL3936 usually on time?
Across recent flights, UAL3936 arrives 8 minutes early on average. 90% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL3936?
UAL3936 has been operated by 19 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL3936 live?
Yes. When UAL3936 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.