Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL1251

Operated by United Airlines

Live map

Live map filtered to UAL1251. Shown when the flight is currently airborne.

Route airports View route page →

Departure

PHX KPHX VFR

Phoenix Sky Harbor International Airport

Phoenix, US

Local time
22:05 MST
Timezone
America/Phoenix
Type
Large Airport
Elevation
1,135 ft
Coordinates
33.4353, -112.0059

cloud Weather

Wind
240° / 4 kt
Visibility
10 SM
Ceiling
CLR
Temp / Dew
26°C / 1°C
Altimeter
29.85 inHg

Obs: 2026-05-30T04:51:00.000Z

Raw METAR / TAF 
METAR KPHX 300451Z 24004KT 10SM CLR 26/01 A2985 RMK AO2 SLP093 T02560011

TAF KPHX 300233Z 3003/3106 27009KT P6SM SKC FM301100 10005KT P6SM SKC FM301800 27008KT P6SM SKC

flight Live Traffic

flight_takeoff 251 Departures
flight_land 225 Arrivals

Arrival

SFO KSFO IFR

San Francisco International Airport

San Francisco, US

Local time
22:05 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
290° / 13 kt
Visibility
10 SM
Ceiling
FEW 300 ft, BKN 800 ft, OVC 1,100 ft
Temp / Dew
13°C / 11°C
Altimeter
30.11 inHg

Obs: 2026-05-30T04:56:00.000Z

Raw METAR / TAF 
METAR KSFO 300456Z 29013KT 10SM FEW003 BKN008 OVC011 13/11 A3011 RMK AO2 SLP195 T01280106

TAF KSFO 300301Z 3003/3106 27012KT P6SM BKN013 FM300600 26010KT P6SM OVC009 FM300900 26005KT P6SM BKN012 FM301700 29010KT P6SM SKC FM302000 28018KT P6SM SKC

warning FAA Advisories

  • Ground Delay: low ceilings (avg 1 hour and 45 minutes)

flight Live Traffic

flight_takeoff 238 Departures
flight_land 255 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-29 A12F2A PHX → SFO May 29, 09:00 UTCMay 29, 13:50 UTC4h 50m - -
2026-05-28 A12AEA PHX → SFO May 28, 09:15 UTCMay 28, 14:15 UTC5h 0m - -
2026-05-27 A449A4 PHX → SFO May 27, 13:45 UTCMay 27, 14:25 UTC40m - -
2026-05-27 A449A4 PHX → SFO May 27, 09:10 UTCMay 27, 09:25 UTC15m - -
2026-05-27 A449A4 PHX → SFO May 27, 09:09 UTCMay 27, 14:15 UTC5h 6m +16m -4m
2026-05-26 A12EE0 PHX → SFO May 26, 13:15 UTCMay 26, 14:09 UTC55m - -
2026-05-26 A12EE0 PHX → SFO May 26, 09:04 UTCMay 26, 09:15 UTC10m - -
2026-05-25 A12F71 PHX → SFO May 25, 09:20 UTCMay 25, 14:30 UTC5h 10m - -
2026-05-24 A12B0E PHX → SFO May 24, 13:30 UTCMay 24, 14:25 UTC55m - -
2026-05-24 A12B0E PHX → SFO May 24, 09:05 UTCMay 24, 09:20 UTC15m - -
2026-05-23 A75FDF PHX → SFO May 23, 13:30 UTCMay 23, 14:10 UTC40m - -
2026-05-23 A75FDF PHX → SFO May 23, 09:05 UTCMay 23, 09:25 UTC20m - -
2026-05-23 A75FDF PHX → SFO May 23, 09:09 UTCMay 23, 14:01 UTC4h 52m +16m +1m
2026-05-22 A85F20 PHX → SFO May 22, 10:00 UTCMay 22, 10:20 UTC20m - -
2026-05-22 A85F20 PHX → SFO May 22, 09:56 UTCMay 22, 15:05 UTC5h 9m +63m +10m
2026-05-20 A5CC35 PHX → SFO May 20, 17:55 UTCMay 20, 19:30 UTC1h 35m - -
2026-05-20 A123E3 PHX → SFO May 20, 12:10 UTCMay 20, 16:00 UTC3h 50m - -
2026-05-19 A2B196 PHX → SFO May 19, 17:52 UTCMay 19, 19:19 UTC1h 27m +22m -15m
2026-05-19 A2B196 PHX → SFO May 19, 17:40 UTCMay 19, 19:25 UTC1h 45m - -
2026-05-19 A12798 PHX → SFO May 19, 12:25 UTCMay 19, 16:25 UTC4h 0m - -
2026-05-18 A12403 PHX → SFO May 18, 12:55 UTCMay 18, 16:50 UTC3h 55m - -
2026-05-17 A123E0 PHX → SFO May 17, 15:05 UTCMay 17, 18:55 UTC3h 50m - -
2026-05-17 A123E0 PHX → SFO May 17, 15:08 UTCMay 17, 18:49 UTC3h 41m +183m +7m
2026-05-16 A123E0 PHX → SFO May 16, 18:05 UTCMay 16, 20:00 UTC1h 55m - -
2026-05-16 A126ED PHX → SFO May 16, 12:21 UTCMay 16, 16:10 UTC3h 50m - -
2026-05-15 AA4C3E PHX → SFO May 15, 17:50 UTCMay 15, 19:20 UTC1h 30m - -
2026-05-15 A2B112 PHX → SFO May 15, 12:15 UTCMay 15, 16:00 UTC3h 44m - -
2026-05-14 A126EB PHX → SFO May 14, 18:00 UTCMay 14, 19:35 UTC1h 35m - -
2026-05-14 A62F93 PHX → SFO May 14, 12:10 UTCMay 14, 15:40 UTC3h 30m - -
2026-05-13 A4418C PHX → SFO May 13, 18:00 UTCMay 13, 19:35 UTC1h 35m - -

Performance history

Flights tracked
86 showing last 30
Avg arrival delay
on time
On-time arrival
100% 100% on time
Aircraft used
20

Monthly activity 2 months

Month Flights tracked
May 2026 57
April 2026 29

UAL1251 frequently asked

Where does flight UAL1251 fly?
UAL1251 (United Airlines) flies from PHX to SFO. View the full route page.
How long is flight UAL1251?
Based on observed flights, UAL1251 takes on average 2h 33m from takeoff to landing.
How often does UAL1251 fly?
UAL1251 has been observed flying several times a week in our tracking data. We've recorded 86 flights under this callsign.
Is flight UAL1251 usually on time?
Across recent flights, UAL1251 arrives 0 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1251?
UAL1251 has been operated by 20 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL1251 live?
Yes. When UAL1251 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.