Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL1556

Operated by United Airlines

Live map

Live map filtered to UAL1556. 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
22:28 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 300520Z 3006/3112 25007KT P6SM SKC FM301030 10005KT P6SM SKC FM301500 VRB04KT P6SM SKC FM301800 27008KT P6SM SKC FM310800 10005KT P6SM SKC

flight Live Traffic

flight_takeoff 227 Departures
flight_land 191 Arrivals

Arrival

SFO KSFO IFR

San Francisco International Airport

San Francisco, US

Local time
22:28 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 300520Z 3006/3112 26009KT P6SM OVC008 FM301000 27006KT P6SM OVC012 FM301800 28012KT P6SM SKC FM302300 27022KT P6SM SKC FM310600 28012KT P6SM SKC

warning FAA Advisories

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

flight Live Traffic

flight_takeoff 212 Departures
flight_land 247 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-29 A44962 PHX → SFO May 29, 14:20 UTCMay 29, 17:40 UTC3h 20m - -
2026-05-29 A44962 PHX → SFO May 29, 14:12 UTCMay 29, 17:33 UTC3h 21m +26m -7m
2026-05-28 A12B2D PHX → SFO May 28, 17:20 UTCMay 28, 17:45 UTC25m - -
2026-05-28 A12B2D PHX → SFO May 28, 14:00 UTCMay 28, 15:15 UTC1h 15m - -
2026-05-27 AA7EC3 PHX → SFO May 27, 14:10 UTCMay 27, 17:30 UTC3h 20m - -
2026-05-26 A2BBF2 PHX → SFO May 26, 14:09 UTCMay 26, 17:55 UTC3h 45m - -
2026-05-25 A12AE5 PHX → SFO May 25, 14:12 UTCMay 25, 17:10 UTC2h 58m +26m -7m
2026-05-25 A12AE5 PHX → SFO May 25, 13:55 UTCMay 25, 17:10 UTC3h 15m - -
2026-05-24 A12B2B PHX → SFO May 24, 14:10 UTCMay 24, 17:35 UTC3h 25m - -
2026-05-23 A2BC9E PHX → SFO May 23, 14:10 UTCMay 23, 17:30 UTC3h 20m - -
2026-05-22 A449CB PHX → SFO May 22, 17:00 UTCMay 22, 17:25 UTC25m - -
2026-05-22 A449CB PHX → SFO May 22, 14:00 UTCMay 22, 14:35 UTC35m - -
2026-05-21 A2BBAC PHX → SFO May 21, 18:30 UTCMay 21, 18:55 UTC25m - -
2026-05-21 A2BBAC PHX → SFO May 21, 15:30 UTCMay 21, 16:05 UTC35m - -
2026-05-20 A12AEA PHX → SFO May 20, 17:20 UTCMay 20, 17:35 UTC15m - -
2026-05-20 A12AEA PHX → SFO May 20, 14:10 UTCMay 20, 14:40 UTC30m - -
2026-05-19 A5D2F9 PHX → SFO May 19, 17:15 UTCMay 19, 17:30 UTC15m - -
2026-05-19 A5D2F9 PHX → SFO May 19, 14:10 UTCMay 19, 15:35 UTC1h 25m - -
2026-05-18 A5D6F9 PHX → SFO May 18, 17:00 UTCMay 18, 17:20 UTC20m - -
2026-05-18 A5D6F9 PHX → SFO May 18, 14:12 UTCMay 18, 17:20 UTC3h 8m +26m -6m
2026-05-18 A5D6F9 PHX → SFO May 18, 14:00 UTCMay 18, 15:40 UTC1h 40m - -
2026-05-17 AA7F05 PHX → SFO May 17, 14:26 UTCMay 17, 17:46 UTC3h 20m +40m -1m
2026-05-17 AA7F05 PHX → SFO May 17, 14:20 UTCMay 17, 17:45 UTC3h 25m - -
2026-05-16 A12F52 PHX → SFO May 16, 14:05 UTCMay 16, 17:35 UTC3h 30m - -
2026-05-15 A449A2 PHX → SFO May 15, 17:40 UTCMay 15, 18:00 UTC20m - -
2026-05-15 A449A2 PHX → SFO May 15, 14:35 UTCMay 15, 15:10 UTC34m - -
2026-05-14 A12AE6 PHX → SFO May 14, 17:30 UTCMay 14, 17:50 UTC20m - -
2026-05-14 A12AE6 PHX → SFO May 14, 14:15 UTCMay 14, 15:01 UTC45m - -
2026-05-13 A5D668 PHX → SFO May 13, 17:00 UTCMay 13, 17:25 UTC25m - -
2026-05-13 A5D668 PHX → SFO May 13, 14:05 UTCMay 13, 14:40 UTC35m - -

Performance history

Flights tracked
94 showing last 30
Avg arrival delay
-5m
On-time arrival
100% 100% on time
Aircraft used
17

Monthly activity 2 months

Month Flights tracked
May 2026 56
April 2026 38

UAL1556 frequently asked

Where does flight UAL1556 fly?
UAL1556 (United Airlines) flies from PHX to SFO. View the full route page.
How long is flight UAL1556?
Based on observed flights, UAL1556 takes on average 1h 42m from takeoff to landing.
How often does UAL1556 fly?
UAL1556 has been observed flying several times a week in our tracking data. We've recorded 94 flights under this callsign.
Is flight UAL1556 usually on time?
Across recent flights, UAL1556 arrives 5 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1556?
UAL1556 has been operated by 17 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL1556 live?
Yes. When UAL1556 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.