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(UA) United Airlines 509 On-Time Performance Rating

Date Range:

01-Jun-2025 to 31-Jul-2025

(FCO) Rome Leonardo da Vinci Fiumicino Airport

Rome, IT

(EWR) Newark Liberty International Airport

Newark, NJ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
32
52%
Late
6
10%
Very Late
2
3%
Excessive
17
28%
Cancelled
3
5%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
29
Codeshares
0
Average Delay (min.)
73.89655172413794
Standard Deviation
58.8
Min
0
Max
202

UA 509 On-Time Performance Details

Overall Rating
0.0 of 5
Very Poor
Percentage On-Time 53%
Average Delay Time 73.89655172413794 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 53%
This flight has an on-time performance of 53%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 73.89655172413794 min
This flight has an average delay of 73.89655172413794 minutes with a standard deviation of 58.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.