UAL40 is operated by UNITED AIRLINES INC between Newark Liberty International Airport (KEWR) and Leonardo da Vinci–Fiumicino Airport (LIRF). The flight is most often flown by a BOEING Boeing 777-300ER. Typical block time is 5h 20m. SkyMeter has observed 108 legs of this flight number via ADS-B.

✈
FLIGHTS
108
last 90 days
⏱
AVG DURATION
5h 20m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 06/27/2026
first → last seen
🗺
ROUTES / TYPES
4 / 2
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

2
KEWR → LIRF
57
avg 7h 58m · Newark Liberty → Leonardo da Vinci–Fiumicino
0NJ8 → LIRF
1
avg 7h 59m · Port Newark Helistop → Leonardo da Vinci–Fiumicino

Aircraft types

Equipment used on this number

2
B77W BOEING Boeing 777-300ER
142
B772 BOEING Boeing 777-200
83

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 UAL40

30
N2645UBOEING Boeing 777-300ER
→
06/27/2026
1h 22m
No alerts
Replay Analysis
N2243UBOEING Boeing 777-300ER
→
06/27/2026
2h 6m
No alerts
Replay Analysis
N2243UBOEING Boeing 777-300ER
→
06/26/2026
1h 6m
No alerts
Replay Analysis
N2243UBOEING Boeing 777-300ER
→
06/26/2026
2h 53m
No alerts
Replay Analysis
N2243UBOEING Boeing 777-300ER
→
06/25/2026
2h 21m
No alerts
Replay Analysis
N2243UBOEING Boeing 777-300ER
→
06/25/2026
8h 35m
No alerts
Replay Analysis
N2243UBOEING Boeing 777-300ER
→
06/25/2026
2h 35m
No alerts
Replay Analysis
N2243UBOEING Boeing 777-300ER
→
06/24/2026
1h 13m
No alerts
Replay Analysis
N2243UBOEING Boeing 777-300ER
→
06/24/2026
7h 35m
No alerts
Replay Analysis
N2243UBOEING Boeing 777-300ER
→
06/24/2026
6h 30m
No alerts
Replay Analysis
N2243UBOEING Boeing 777-300ER
→
06/23/2026
52m
No alerts
Replay Analysis
N2243UBOEING Boeing 777-300ER
→
06/23/2026
7h 23m
No alerts
Replay Analysis
N2135UBOEING Boeing 777-300ER
→
06/23/2026
6h 43m
No alerts
Replay Analysis
N2135UBOEING Boeing 777-300ER
→
06/22/2026
1h 26m
No alerts
Replay Analysis
N2135UBOEING Boeing 777-300ER
→
06/22/2026
8h 10m
No alerts
Replay Analysis
N2135UBOEING Boeing 777-300ER
→
06/22/2026
2h 26m
No alerts
Replay Analysis
N2135UBOEING Boeing 777-300ER
→
06/21/2026
44m
No alerts
Replay Analysis
N2135UBOEING Boeing 777-300ER
→
06/21/2026
2h 44m
No alerts
Replay Analysis
N2135UBOEING Boeing 777-300ER
→
06/20/2026
2h 2m
No alerts
Replay Analysis
N2135UBOEING Boeing 777-300ER
→
06/20/2026
8h 20m
No alerts
Replay Analysis
N2135UBOEING Boeing 777-300ER
→
06/20/2026
2h 23m
No alerts
Replay Analysis
N2135UBOEING Boeing 777-300ER
→
06/19/2026
1h 35m
No alerts
Replay Analysis
N2135UBOEING Boeing 777-300ER
→
06/19/2026
7h 51m
No alerts
Replay Analysis
N2748UBOEING Boeing 777-300ER
→
06/19/2026
2h 23m
No alerts
Replay Analysis
N2748UBOEING Boeing 777-300ER
→
06/18/2026
1h 11m
No alerts
Replay Analysis
N2748UBOEING Boeing 777-300ER
→
06/18/2026
5h 43m
No alerts
Replay Analysis
N2748UBOEING Boeing 777-300ER
→
06/17/2026
8h 1m
No alerts
Replay Analysis
N2748UBOEING Boeing 777-300ER
→
06/17/2026
2h 18m
No alerts
Replay Analysis
N2138UBOEING Boeing 777-300ER
→
06/17/2026
2h 36m
No alerts
Replay Analysis
N2138UBOEING Boeing 777-300ER
→
06/16/2026
7h 44m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window