UAL948 is operated by UNITED AIRLINES INC between San Francisco International Airport (KSFO) and London Heathrow Airport (EGLL). The flight is most often flown by a BOEING Boeing 777-200. Typical block time is 2h 32m. SkyMeter has observed 88 legs of this flight number via ADS-B.

✈
FLIGHTS
88
last 90 days
⏱
AVG DURATION
2h 32m
tracked time
📅
SERVICE PERIOD
04/11/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
4 / 2
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

1
KSFO → EGLL
2
avg 10h 8m · San Francisco → London Heathrow

Aircraft types

Equipment used on this number

2
B772 BOEING Boeing 777-200
104
B77W BOEING Boeing 777-300ER
2

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
0
Rejected TO
0
Stall warnings
0
Overspeeds
0
Runway excursion
0
Counts represent flights with at least one occurrence of each flag, not the total event count. See /incidents for individual events.

Recent flights

Newest 30 operations of UAL948

30
N796UABOEING Boeing 777-200
→
06/03/2026
1h 30m
No alerts
Replay Analysis
N796UABOEING Boeing 777-200
→
06/03/2026
3h 2m
No alerts
Replay Analysis
N78017BOEING Boeing 777-200
→
06/02/2026
1h 32m
No alerts
Replay Analysis
N78017BOEING Boeing 777-200
→
06/02/2026
3h 12m
No alerts
Replay Analysis
N78008BOEING Boeing 777-200
→
06/01/2026
1h 23m
No alerts
Replay Analysis
N78008BOEING Boeing 777-200
→
06/01/2026
3h 20m
No alerts
Replay Analysis
N77014BOEING Boeing 777-200
→
05/31/2026
1h 28m
No alerts
Replay Analysis
N77014BOEING Boeing 777-200
→
05/31/2026
2h 58m
No alerts
Replay Analysis
N78003BOEING Boeing 777-200
→
05/29/2026
1h 44m
No alerts
Replay Analysis
N78003BOEING Boeing 777-200
→
05/29/2026
2h 55m
No alerts
Replay Analysis
N79011BOEING Boeing 777-200
→
05/28/2026
1h 38m
No alerts
Replay Analysis
N79011BOEING Boeing 777-200
→
05/28/2026
3h 10m
No alerts
Replay Analysis
N786UABOEING Boeing 777-200
→
05/27/2026
3h 53m
No alerts
Replay Analysis
N786UABOEING Boeing 777-200
→
05/27/2026
10h 24m
No alerts
Replay Analysis
N786UABOEING Boeing 777-200
→
05/27/2026
3h 18m
No alerts
Replay Analysis
N78013BOEING Boeing 777-200
→
05/26/2026
1h 37m
No alerts
Replay Analysis
N78013BOEING Boeing 777-200
→
05/26/2026
2h 55m
No alerts
Replay Analysis
N791UABOEING Boeing 777-200
→
05/25/2026
1h 39m
No alerts
Replay Analysis
N791UABOEING Boeing 777-200
→
05/25/2026
3h 18m
No alerts
Replay Analysis
N794UABOEING Boeing 777-200
→
05/24/2026
1h 33m
No alerts
Replay Analysis
N794UABOEING Boeing 777-200
→
05/24/2026
2h 52m
No alerts
Replay Analysis
N78013BOEING Boeing 777-200
→
05/23/2026
1h 17m
No alerts
Replay Analysis
N78013BOEING Boeing 777-200
→
05/23/2026
3h 21m
No alerts
Replay Analysis
N795UABOEING Boeing 777-200
→
05/22/2026
22m
No alerts
Replay Analysis
N795UABOEING Boeing 777-200
→
05/22/2026
3h 13m
No alerts
Replay Analysis
N78008BOEING Boeing 777-200
→
05/21/2026
1h 22m
No alerts
Replay Analysis
N78008BOEING Boeing 777-200
→
05/21/2026
3h 41m
No alerts
Replay Analysis
N782UABOEING Boeing 777-200
→
05/20/2026
1h 38m
No alerts
Replay Analysis
N782UABOEING Boeing 777-200
→
05/20/2026
3h 29m
No alerts
Replay Analysis
N79011BOEING Boeing 777-200
→
05/18/2026
3h 47m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window