Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL901

Operated by United Airlines

Live map

Live map filtered to UAL901. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
06:23 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
180° / 3 kt
Visibility
10 SM
Ceiling
FEW 1,100 ft, SCT 1,300 ft
Temp / Dew
12°C / 9°C
Altimeter
30.11 inHg

Obs: 2026-05-30T13:17:00.000Z

Raw METAR / TAF 
SPECI KSFO 301317Z 18003KT 10SM FEW011 SCT013 12/09 A3011 RMK AO2 T01170094 $

TAF KSFO 301122Z 3012/3118 27008KT P6SM OVC012 FM301800 28012KT P6SM SKC FM302300 27022KT P6SM SKC FM310600 28012KT P6SM SKC FM311200 27005KT P6SM FEW005

flight Live Traffic

flight_takeoff 298 Departures
flight_land 255 Arrivals

Arrival

LHR EGLL VFR

London Heathrow Airport

London, GB

Local time
14:23 GMT+1
Timezone
Europe/London
Type
Large Airport
Elevation
83 ft
Coordinates
51.4707, -0.4599

cloud Weather

Wind
VRB / 5G16 kt
Visibility
6 SM
Ceiling
CLR
Temp / Dew
27°C / 9°C
Altimeter
30.06 inHg

Obs: 2026-05-30T12:50:00.000Z

Raw METAR / TAF 
METAR EGLL 301250Z AUTO VRB05G16KT 9999 NCD 27/09 Q1018

TAF EGLL 301056Z 3012/3118 VRB04KT CAVOK BECMG 3014/3017 28010KT BECMG 3104/3107 BKN030 PROB30 TEMPO 3105/3108 BKN014

flight Live Traffic

flight_takeoff 92 Departures
flight_land 70 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-29 A7F4E7 SFO → LHR May 29, 20:30 UTCMay 30, 06:30 UTC10h 0m - -
2026-05-28 A7F4E9 SFO → LHR May 28, 20:25 UTCMay 29, 06:15 UTC9h 50m - -
2026-05-27 A1BFAC SFO → LHR May 27, 20:35 UTCMay 28, 06:20 UTC9h 45m - -
2026-05-26 AB0F89 SFO → LHR May 26, 20:32 UTCMay 27, 06:17 UTC9h 45m +27m -9m
2026-05-26 AB0F89 SFO → LHR May 26, 20:40 UTCMay 27, 06:15 UTC9h 35m - -
2026-05-25 A6679B SFO → LHR May 25, 20:40 UTCMay 26, 06:29 UTC9h 50m - -
2026-05-24 A7F4E7 SFO → LHR May 24, 20:32 UTCMay 25, 06:14 UTC9h 42m +27m +9m
2026-05-24 A7F4E7 SFO → LHR May 24, 20:30 UTCMay 25, 06:20 UTC9h 50m - -
2026-05-23 A1BFAC SFO → LHR May 23, 20:30 UTCMay 24, 06:10 UTC9h 40m - -
2026-05-22 A7F4E9 SFO → LHR May 22, 20:50 UTCMay 23, 06:40 UTC9h 49m - -
2026-05-21 A7F4E7 SFO → LHR May 21, 20:45 UTCMay 22, 06:40 UTC9h 55m - -
2026-05-20 A6679B SFO → LHR May 20, 20:26 UTCMay 21, 05:58 UTC9h 32m +36m -8m
2026-05-20 A6679B SFO → LHR May 20, 20:25 UTCMay 21, 06:00 UTC9h 35m - -
2026-05-19 A7F4E7 SFO → LHR May 19, 21:10 UTCMay 20, 06:45 UTC9h 36m - -
2026-05-18 A1BFAC SFO → LHR May 18, 20:50 UTCMay 19, 06:30 UTC9h 40m - -
2026-05-17 A7F4E9 SFO → LHR May 17, 21:35 UTCMay 18, 07:15 UTC9h 40m - -
2026-05-16 A2E014 SFO → LHR May 16, 20:15 UTCMay 17, 05:55 UTC9h 40m - -
2026-05-15 AAC136 SFO → LHR May 15, 20:35 UTCMay 16, 06:25 UTC9h 51m - -
2026-05-14 A290F3 SFO → LHR May 14, 20:40 UTCMay 15, 06:05 UTC9h 25m - -
2026-05-13 A7F4E9 SFO → LHR May 13, 20:45 UTCMay 14, 06:15 UTC9h 30m - -
2026-05-12 A254D6 SFO → LHR May 12, 20:50 UTCMay 13, 06:30 UTC9h 40m - -
2026-05-11 A2CB33 SFO → LHR May 11, 20:35 UTCMay 12, 06:10 UTC9h 35m - -
2026-05-10 A7F4E9 SFO → LHR May 10, 20:40 UTCMay 10, 22:15 UTC1h 35m - -
2026-05-10 A7F4E9 SFO → LHR May 10, 20:22 UTCMay 11, 06:18 UTC9h 56m +32m -10m
2026-05-09 A1BFAC SFO → LHR May 9, 20:15 UTCMay 10, 06:15 UTC10h 0m - -
2026-05-08 A6679B SFO → LHR May 8, 20:17 UTCMay 9, 06:08 UTC9h 51m +27m -6m
2026-05-08 A6679B SFO → LHR May 8, 20:25 UTCMay 9, 06:20 UTC9h 55m - -
2026-05-07 A1BFAC SFO → LHR May 7, 20:17 UTCMay 8, 06:25 UTC10h 8m +27m +3m
2026-05-07 A1BFAC SFO → LHR May 7, 20:35 UTCMay 8, 06:25 UTC9h 50m - -
2026-05-06 A7F4E9 SFO → LHR May 6, 21:05 UTCMay 7, 00:05 UTC3h 0m - -

Performance history

Flights tracked
75 showing last 30
Avg arrival delay
-3m
On-time arrival
100% 100% on time
Aircraft used
10

Monthly activity 2 months

Month Flights tracked
May 2026 38
April 2026 37

UAL901 frequently asked

Where does flight UAL901 fly?
UAL901 (United Airlines) flies from SFO to LHR. View the full route page.
How long is flight UAL901?
Based on observed flights, UAL901 takes on average 9h 15m from takeoff to landing.
How often does UAL901 fly?
UAL901 has been observed flying several times a week in our tracking data. We've recorded 75 flights under this callsign.
Is flight UAL901 usually on time?
Across recent flights, UAL901 arrives 3 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL901?
UAL901 has been operated by 10 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL901 live?
Yes. When UAL901 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.