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(AA) American Airlines 3521 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(ATW) Appleton International Airport

Appleton, WI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
10
50%
Late
2
10%
Very Late
1
5%
Excessive
4
20%
Cancelled
3
15%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
20
Total Delays ( > 1 min )
9
Codeshares
20
Average Delay (min.)
56.44444444444444
Standard Deviation
50.3
Min
0
Max
157

AA 3521 On-Time Performance Details

Overall Rating
0.3 of 5
Very Poor
Percentage On-Time 50%
Average Delay Time 56.44444444444444 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.3 shows that this flight has on-time performance characteristics better than 5% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 50%
This flight has an on-time performance of 50%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.6 of 5
Poor
Average Delay Time 56.44444444444444 min
This flight has an average delay of 56.44444444444444 minutes with a standard deviation of 50.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 12% of other flights.

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