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(AA) American Airlines 4599 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(PHL) Philadelphia International Airport

Philadelphia, PA, US

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
8
67%
Late
2
17%
Very Late
2
17%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
12
Total Delays ( > 1 min )
6
Codeshares
12
Average Delay (min.)
21.166666666666668
Standard Deviation
15.6
Min
0
Max
40

AA 4599 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 67%
Average Delay Time 21.166666666666668 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 47% of all other flights in the FlightStats database.
On-Time Performance Rating
1.2 of 5
Poor
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 24% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 21.166666666666668 min
This flight has an average delay of 21.166666666666668 minutes with a standard deviation of 15.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.

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