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(AA) American Airlines 3921 On-Time Performance Rating

Date Range:

15-Jun-2025 to 15-Aug-2025

(MHT) Manchester-Boston Regional Airport

Manchester, NH, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
38
70%
Late
7
13%
Very Late
6
11%
Excessive
3
6%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
54
Total Delays ( > 1 min )
25
Codeshares
54
Average Delay (min.)
27.32
Standard Deviation
21.2
Min
0
Max
90

AA 3921 On-Time Performance Details

Overall Rating
3.5 of 5
Average
Percentage On-Time 70%
Average Delay Time 27.32 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.5 shows that this flight has on-time performance characteristics better than 68% of all other flights in the FlightStats database.
On-Time Performance Rating
2.7 of 5
Average
Percentage On-Time 70%
This flight has an on-time performance of 70%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 54% of other flights.
Delay Performance
4.2 of 5
Good
Average Delay Time 27.32 min
This flight has an average delay of 27.32 minutes with a standard deviation of 21.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 84% of other flights.

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