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(AA) American Airlines 991 On-Time Performance Rating

Date Range:

15-Mar-2025 to 15-May-2025

(PHL) Philadelphia International Airport

Philadelphia, PA, US

(RDU) Raleigh-Durham International Airport

Raleigh/Durham, NC, US

On-Time Performance Chart

(using rounded numbers)
On-Time
21
72%
Late
1
3%
Very Late
0
0%
Excessive
6
21%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
28
Total Delays ( > 1 min )
11
Codeshares
0
Average Delay (min.)
48.36363636363637
Standard Deviation
43.7
Min
0
Max
142

AA 991 On-Time Performance Details

Overall Rating
1.3 of 5
Poor
Percentage On-Time 75%
Average Delay Time 48.36363636363637 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.3 shows that this flight has on-time performance characteristics better than 25% of all other flights in the FlightStats database.
On-Time Performance Rating
1.9 of 5
Average
Percentage On-Time 75%
This flight has an on-time performance of 75%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 38% of other flights.
Delay Performance
0.7 of 5
Poor
Average Delay Time 48.36363636363637 min
This flight has an average delay of 48.36363636363637 minutes with a standard deviation of 43.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 14% of other flights.