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(AA) American Airlines 3964 On-Time Performance Rating

Date Range:

15-Jul-2026 to 15-Sep-2026

(DEN) Denver International Airport

Denver, CO, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
17
74%
Late
0
0%
Very Late
1
4%
Excessive
4
17%
Cancelled
1
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
23
Total Delays ( > 1 min )
9
Codeshares
23
Average Delay (min.)
51.888888888888886
Standard Deviation
52.7
Min
0
Max
151

AA 3964 On-Time Performance Details

Overall Rating
1.5 of 5
Poor
Percentage On-Time 74%
Average Delay Time 51.888888888888886 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.5 shows that this flight has on-time performance characteristics better than 28% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 of 5
Average
Percentage On-Time 74%
This flight has an on-time performance of 74%. 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
0.8 of 5
Poor
Average Delay Time 51.888888888888886 min
This flight has an average delay of 51.888888888888886 minutes with a standard deviation of 52.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 16% of other flights.

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