Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL948

Operated by United Airlines

Live map

Live map filtered to UAL948. 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
00:57 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
270° / 11 kt
Visibility
10 SM
Ceiling
FEW 1,000 ft
Temp / Dew
16°C / 11°C
Altimeter
29.94 inHg

Obs: 2026-08-30T06:56:00.000Z

Raw METAR / TAF 
METAR KSFO 300656Z 27011KT 10SM FEW010 16/11 A2994 RMK AO2 SLP140 T01560111 $

TAF KSFO 300520Z 3006/3112 28016G25KT P6SM SKC FM300700 28010KT P6SM FEW009 TEMPO 3011/3015 BKN009 FM301900 27015G25KT P6SM FEW012 FM310400 27010KT P6SM FEW010 FM311000 27008KT P6SM BKN010

flight Live Traffic

flight_takeoff 86 Departures
flight_land 41 Arrivals

Arrival

LHR EGLL VFR

London Heathrow Airport

London, GB

Local time
08:57 GMT+1
Timezone
Europe/London
Type
Large Airport
Elevation
83 ft
Coordinates
51.4707, -0.4599

cloud Weather

Wind
230° / 9 kt
Visibility
6 SM
Ceiling
FEW 1,400 ft, BKN 4,500 ft
Temp / Dew
17°C / 14°C
Altimeter
29.82 inHg

Obs: 2026-08-30T07:50:00.000Z

Raw METAR / TAF 
METAR EGLL 300750Z AUTO 23009KT 9999 FEW014 BKN045 17/14 Q1010

TAF EGLL 300454Z 3006/3112 26013KT 9999 FEW030 PROB30 3006/3008 BKN010 BECMG 3009/3012 20012KT PROB30 TEMPO 3012/3016 8000 -SHRA PROB30 TEMPO 3016/3019 21015G26KT 4000 +SHRA BKN012 BKN030CB PROB40 TEMPO 3019/3102 23018G30KT 3000 +SHRA +TSRA BKN012 BKN020CB BECMG 3103/3106 27012KT PROB30 TEMPO 3111/3112 28015G25KT 4000 +SHRA

flight Live Traffic

flight_takeoff 9 Departures
flight_land 25 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 A254DA SFO → LHR Jul 26, 00:14 UTCJul 26, 09:32 UTC9h 18m +24m -1m
2026-07-26 A254DA SFO → LHR Jul 26, 00:20 UTCJul 26, 09:35 UTC9h 16m - -
2026-07-25 A13DE2 SFO → LHR Jul 25, 02:10 UTCJul 25, 11:30 UTC9h 20m - -
2026-07-24 A7E4EC SFO → LHR Jul 24, 09:35 UTCJul 24, 09:45 UTC10m - -
2026-07-24 A7F4EC SFO → LHR Jul 24, 00:14 UTCJul 24, 09:51 UTC9h 37m +24m +14m
2026-07-24 A7F4EC SFO → LHR Jul 24, 00:30 UTCJul 24, 10:00 UTC9h 30m - -
2026-07-23 A2A335 SFO → LHR Jul 23, 10:30 UTCJul 23, 10:40 UTC10m - -
2026-07-23 A2A3B5 SFO → LHR Jul 23, 01:30 UTCJul 23, 10:55 UTC9h 25m - -
2026-07-22 A2CB13 SFO → LHR Jul 22, 00:35 UTCJul 22, 11:30 UTC10h 55m - -
2026-07-21 A2F2FA SFO → LHR Jul 21, 00:55 UTCJul 21, 10:30 UTC9h 35m - -
2026-07-20 A31A76 SFO → LHR Jul 20, 00:40 UTCJul 20, 10:05 UTC9h 25m - -
2026-07-19 A7F4E7 SFO → LHR Jul 19, 00:20 UTCJul 19, 09:35 UTC9h 15m - -
2026-07-18 A1BFAC SFO → LHR Jul 18, 00:35 UTCJul 18, 10:10 UTC9h 36m - -
2026-07-17 A254DD SFO → LHR Jul 17, 00:50 UTCJul 17, 10:15 UTC9h 25m - -
2026-07-16 A1BFAC SFO → LHR Jul 16, 00:35 UTCJul 16, 10:15 UTC9h 40m - -
2026-07-15 A31A56 SFO → LHR Jul 15, 00:14 UTCJul 15, 10:11 UTC9h 57m +24m -13m
2026-07-15 A31A56 SFO → LHR Jul 15, 00:40 UTCJul 15, 10:20 UTC9h 40m - -
2026-07-14 A2CB33 SFO → LHR Jul 14, 00:14 UTCJul 14, 09:54 UTC9h 40m +24m +10m
2026-07-14 A2CB33 SFO → LHR Jul 14, 00:30 UTCJul 14, 10:05 UTC9h 35m - -
2026-07-13 A18CBB SFO → LHR Jul 13, 00:40 UTCJul 13, 10:05 UTC9h 25m - -
2026-07-12 A2CB33 SFO → LHR Jul 12, 00:34 UTCJul 12, 10:01 UTC9h 27m +44m +2m
2026-07-12 A2CB33 SFO → LHR Jul 12, 00:35 UTCJul 12, 10:05 UTC9h 30m - -
2026-07-11 A254D6 SFO → LHR Jul 11, 01:25 UTCJul 11, 10:55 UTC9h 30m - -
2026-07-10 A31A57 - Jul 10, 00:40 UTCJul 10, 10:15 UTC9h 35m - -
2026-07-09 A2551A SFO → LHR Jul 9, 00:25 UTCJul 9, 10:15 UTC9h 50m - -
2026-07-08 A2A3B5 SFO → LHR Jul 8, 00:34 UTCJul 8, 10:11 UTC9h 37m +44m +18m
2026-07-08 A2A3B5 - Jul 8, 00:40 UTCJul 8, 10:20 UTC9h 40m - -
2026-07-07 A2CB12 - Jul 7, 00:10 UTCJul 7, 09:55 UTC9h 45m - -
2026-07-06 A31A77 SFO → LHR Jul 6, 00:10 UTCJul 6, 09:55 UTC9h 45m - -
2026-07-05 A31A54 SFO → LHR Jul 5, 00:14 UTCJul 5, 09:55 UTC9h 41m +24m +3m

Performance history

Flights tracked
173 showing last 30
Avg arrival delay
+5m
On-time arrival
86% 86% on time
Aircraft used
21

Monthly activity 4 months

Month Flights tracked
July 2026 39
June 2026 46
May 2026 48
April 2026 40

UAL948 frequently asked

Where does flight UAL948 fly?
UAL948 (United Airlines) flies from SFO to LHR. View the full route page.
How long is flight UAL948?
Based on observed flights, UAL948 takes on average 8h 58m from takeoff to landing.
How often does UAL948 fly?
UAL948 has been observed flying several times a week in our tracking data. We've recorded 173 flights under this callsign.
Is flight UAL948 usually on time?
Across recent flights, UAL948 arrives with an average 5-minute delay. 86% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL948?
UAL948 has been operated by 21 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL948 live?
Yes. When UAL948 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.