Apparatus

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flight_takeoff Flight

UAL2128

Operated by United Airlines

Live map

Live map filtered to UAL2128. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SLC KSLC VFR

Salt Lake City International Airport

Salt Lake City, US

Local time
17:13 MDT
Timezone
America/Denver
Type
Large Airport
Elevation
4,227 ft
Coordinates
40.7889, -111.9799

cloud Weather

Wind
240° / 10G32 kt
Visibility
8 SM
Ceiling
SCT 9,000 ft, BKN 12,000 ft, OVC 18,000 ft
Temp / Dew
29°C / 10°C
Altimeter
30.01 inHg
Wx
-RA

Obs: 2026-08-28T22:54:00.000Z

Raw METAR / TAF 
METAR KSLC 282254Z 24010G32KT 8SM -RA SCT090 BKN120 OVC180 29/10 A3001 RMK AO2 PK WND 20037/2242 RAB38 SLP101 CB DSNT SE-S AND W P0000 T02940100

TAF KSLC 282303Z 2823/2924 22015G25KT P6SM VCSH SCT090 BKN120 TEMPO 2823/2824 VRB20G35KT -SHRA FM290000 35010G18KT P6SM SCT080 BKN100 PROB30 2900/2903 VRB20G40KT -TSRA BKN070CB OVC100 FM290300 16007KT P6SM -SHRA BKN080 OVC100 PROB30 2903/2909 VRB20G30KT -TSRA BKN070CB FM291800 18011KT P6SM BKN100 BKN150 PROB30 2918/2924 VRB20G40KT -TSRA BKN080CB OVC100

flight Live Traffic

flight_takeoff 109 Departures
flight_land 97 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
16:13 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
290° / 14 kt
Visibility
10 SM
Ceiling
FEW 400 ft, FEW 1,200 ft, SCT 11,000 ft, BKN 18,000 ft
Temp / Dew
17°C / 13°C
Altimeter
30.00 inHg

Obs: 2026-08-28T22:56:00.000Z

Raw METAR / TAF 
METAR KSFO 282256Z 29014KT 10SM FEW004 FEW012 SCT110 BKN180 17/13 A3000 RMK AO2 SLP159 T01720128 $

TAF KSFO 282047Z 2821/2924 28016KT P6SM VCSH SCT010 BKN100 FM290600 28012KT P6SM FEW012 FM291000 29008KT P6SM SCT012 FM291800 29015KT P6SM FEW015

flight Live Traffic

flight_takeoff 213 Departures
flight_land 213 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 AB3DC3 SLC → SFO Jul 26, 18:10 UTCJul 26, 18:50 UTC40m - -
2026-07-26 AB3DC3 SLC → SFO Jul 26, 18:05 UTCJul 26, 19:29 UTC1h 24m +22m -12m
2026-07-25 ABFF87 SLC → SFO Jul 25, 18:05 UTCJul 25, 22:10 UTC4h 5m - -
2026-07-24 AC234F SLC → SFO Jul 24, 18:05 UTCJul 24, 22:05 UTC4h 0m - -
2026-07-23 AB618B SLC → SFO Jul 23, 18:05 UTCJul 23, 22:15 UTC4h 10m - -
2026-07-22 A609D4 SLC → SFO Jul 22, 18:10 UTCJul 23, 03:00 UTC8h 50m - -
2026-07-21 AB8553 SLC → SFO Jul 21, 17:55 UTCJul 21, 18:55 UTC1h 0m - -
2026-07-18 AC5D61 DEN → DEN Jul 18, 18:00 UTCJul 18, 22:10 UTC4h 10m - -
2026-07-17 AB329E DEN → GTF Jul 17, 18:32 UTCJul 17, 20:08 UTC1h 36m +49m +3m
2026-07-17 AB329E - Jul 17, 18:44 UTCJul 17, 19:45 UTC1h 0m - -
2026-07-16 AB2520 DEN → GTF Jul 16, 18:05 UTCJul 16, 19:12 UTC1h 7m +22m -13m
2026-07-16 AB2520 - Jul 16, 17:54 UTCJul 16, 18:40 UTC45m - -
2026-07-15 ABB089 DEN → DEN Jul 15, 18:10 UTCJul 15, 22:35 UTC4h 25m - -
2026-07-14 AC4717 DEN → DEN Jul 14, 17:55 UTCJul 14, 23:30 UTC5h 34m - -
2026-07-13 AB97E6 DEN → GTF Jul 13, 18:05 UTCJul 13, 19:19 UTC1h 14m +22m -12m
2026-07-13 AB97E6 - Jul 13, 18:00 UTCJul 13, 18:55 UTC55m - -
2026-07-12 AC64CF DEN → GTF Jul 12, 18:05 UTCJul 12, 19:24 UTC1h 19m +22m -6m
2026-07-12 AC64CF - Jul 12, 18:01 UTCJul 12, 18:40 UTC40m - -
2026-07-11 AB97E6 DEN → DEN Jul 11, 18:10 UTCJul 11, 22:30 UTC4h 20m - -
2026-07-09 AC6118 DEN → GTF Jul 9, 19:22 UTCJul 9, 20:34 UTC1h 12m +99m +2m
2026-07-09 AC6118 - Jul 9, 19:05 UTCJul 9, 20:15 UTC1h 10m - -
2026-07-06 AB97E6 DEN → DEN Jul 6, 18:10 UTCJul 6, 22:25 UTC4h 15m - -
2026-07-04 A553CE - Jul 4, 18:00 UTCJul 4, 18:45 UTC45m - -
2026-07-04 A553CE DEN → GTF Jul 4, 18:05 UTCJul 4, 19:23 UTC1h 18m +22m -11m
2026-07-03 AB2520 DEN → DEN Jul 3, 18:05 UTCJul 3, 22:15 UTC4h 10m - -
2026-07-02 AB1DB2 DEN → DEN Jul 2, 18:10 UTCJul 2, 22:10 UTC4h 0m - -
2026-07-01 AC2E74 DEN → DEN Jul 1, 18:05 UTCJul 1, 22:10 UTC4h 5m - -
2026-06-29 AB7067 DEN → GTF Jun 29, 18:05 UTCJun 29, 19:18 UTC1h 13m +22m -10m
2026-06-29 AB7067 - Jun 29, 17:59 UTCJun 29, 18:39 UTC40m - -
2026-06-28 AAEEC5 DEN → GTF Jun 28, 18:15 UTCJun 28, 19:31 UTC1h 16m +32m on time

Performance history

Flights tracked
129 showing last 30
Avg arrival delay
-7m
On-time arrival
100% 100% on time
Aircraft used
19

Monthly activity 4 months

Month Flights tracked
July 2026 27
June 2026 35
May 2026 36
April 2026 31

UAL2128 frequently asked

Where does flight UAL2128 fly?
UAL2128 (United Airlines) flies from SLC to SFO. View the full route page.
How long is flight UAL2128?
Based on observed flights, UAL2128 takes on average 2h 31m from takeoff to landing.
How often does UAL2128 fly?
UAL2128 has been observed flying several times a week in our tracking data. We've recorded 129 flights under this callsign.
Is flight UAL2128 usually on time?
Across recent flights, UAL2128 arrives 7 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL2128?
UAL2128 has been operated by 19 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL2128 live?
Yes. When UAL2128 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.