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(AA) American Airlines 866 On-Time Performance Rating

Date Range:

15-Oct-2025 to 15-Dec-2025

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(MIA) Miami International Airport

Miami, FL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
14
78%
Late
1
6%
Very Late
1
6%
Excessive
0
0%
Cancelled
2
11%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
18
Total Delays ( > 1 min )
5
Codeshares
0
Average Delay (min.)
18.6
Standard Deviation
15
Min
0
Max
40

AA 866 On-Time Performance Details

Overall Rating
3.3 of 5
Average
Percentage On-Time 78%
Average Delay Time 18.6 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.3 shows that this flight has on-time performance characteristics better than 64% of all other flights in the FlightStats database.
On-Time Performance Rating
2.9 of 5
Average
Percentage On-Time 78%
This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 58% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 18.6 min
This flight has an average delay of 18.6 minutes with a standard deviation of 15 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.

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