(AA) American Airlines 4509 On-Time Performance Rating

Date Range:

01-Sep-2026 to 31-Oct-2026

(MIA) Miami International Airport

Miami, FL, US

(GSP) Greenville-Spartanburg International Airport

Greenville, SC, US

On-Time Performance Chart

(using rounded numbers)

On-Time

75%

Late

Very Late

Excessive

25%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

303.6666666666667

Standard Deviation

508.6

Min

Max

891

AA 4509 On-Time Performance Details

Overall Rating

1.1 of 5

Poor

Percentage On-Time 75%

Average Delay Time 303.6666666666667 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.1 shows that this flight has on-time performance characteristics better than 20% of all other flights in the FlightStats database.

On-Time Performance Rating

2.1 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 42% of other flights.

Delay Performance

0.0 of 5

Very Poor

Average Delay Time 303.6666666666667 min

This flight has an average delay of 303.6666666666667 minutes with a standard deviation of 508.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.