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(AA) American Airlines 4499 On-Time Performance Rating

Date Range:

01-Jul-2026 to 31-Aug-2026

(PWM) Portland International Jetport

Portland, ME, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
24
83%
Late
0
0%
Very Late
1
3%
Excessive
2
7%
Cancelled
1
3%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
28
Total Delays ( > 1 min )
5
Codeshares
28
Average Delay (min.)
39
Standard Deviation
31
Min
0
Max
79

AA 4499 On-Time Performance Details

Overall Rating
3.6 of 5
Good
Percentage On-Time 86%
Average Delay Time 39 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.6 shows that this flight has on-time performance characteristics better than 70% of all other flights in the FlightStats database.
On-Time Performance Rating
4.8 of 5
Very Good
Percentage On-Time 86%
This flight has an on-time performance of 86%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 96% of other flights.
Delay Performance
2.3 of 5
Average
Average Delay Time 39 min
This flight has an average delay of 39 minutes with a standard deviation of 31 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.