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(UA) United Airlines 555 On-Time Performance Rating

Date Range:

15-Aug-2025 to 15-Oct-2025

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(EWR) Newark Liberty International Airport

Newark, NJ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
36
69%
Late
3
6%
Very Late
1
2%
Excessive
11
21%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
51
Total Delays ( > 1 min )
22
Codeshares
0
Average Delay (min.)
51.68181818181818
Standard Deviation
48.4
Min
0
Max
186

UA 555 On-Time Performance Details

Overall Rating
0.4 of 5
Very Poor
Percentage On-Time 71%
Average Delay Time 51.68181818181818 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.4 shows that this flight has on-time performance characteristics better than 7% of all other flights in the FlightStats database.
On-Time Performance Rating
0.7 of 5
Poor
Percentage On-Time 71%
This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 14% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 51.68181818181818 min
This flight has an average delay of 51.68181818181818 minutes with a standard deviation of 48.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 3% of other flights.

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