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(AA) American Airlines 4599 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(ACK) Nantucket Memorial Airport

Nantucket, MA, US

(LGA) New York LaGuardia Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
24
65%
Late
3
8%
Very Late
0
0%
Excessive
6
16%
Cancelled
2
5%
Diverted
2
5%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
35
Total Delays ( > 1 min )
15
Codeshares
35
Average Delay (min.)
41
Standard Deviation
39
Min
0
Max
123

AA 4599 On-Time Performance Details

Overall Rating
1.2 of 5
Poor
Percentage On-Time 69%
Average Delay Time 41 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.2 shows that this flight has on-time performance characteristics better than 23% of all other flights in the FlightStats database.
On-Time Performance Rating
0.9 of 5
Poor
Percentage On-Time 69%
This flight has an on-time performance of 69%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 18% of other flights.
Delay Performance
1.5 of 5
Poor
Average Delay Time 41 min
This flight has an average delay of 41 minutes with a standard deviation of 39 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.

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