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(AA) American Airlines 1521 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-2025

(DFW) Dallas Fort Worth International Airport

Dallas, TX, US

(SAN) San Diego International Airport

San Diego, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
22
71%
Late
1
3%
Very Late
3
10%
Excessive
4
13%
Cancelled
1
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
31
Total Delays ( > 1 min )
18
Codeshares
0
Average Delay (min.)
40.888888888888886
Standard Deviation
66.9
Min
0
Max
264

AA 1521 On-Time Performance Details

Overall Rating
1.2 of 5
Poor
Percentage On-Time 71%
Average Delay Time 40.888888888888886 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 22% of all other flights in the FlightStats database.
On-Time Performance Rating
1.1 of 5
Poor
Percentage On-Time 71%
This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 21% of other flights.
Delay Performance
1.2 of 5
Poor
Average Delay Time 40.888888888888886 min
This flight has an average delay of 40.888888888888886 minutes with a standard deviation of 66.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 24% of other flights.

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