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(AA) American Airlines 4788 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(BUF) Buffalo Niagara International Airport

Buffalo, NY, US

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
26
87%
Late
1
3%
Very Late
0
0%
Excessive
2
7%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
29
Total Delays ( > 1 min )
6
Codeshares
29
Average Delay (min.)
33.333333333333336
Standard Deviation
39.3
Min
0
Max
103

AA 4788 On-Time Performance Details

Overall Rating
3.5 of 5
Average
Percentage On-Time 90%
Average Delay Time 33.333333333333336 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 69% of all other flights in the FlightStats database.
On-Time Performance Rating
4.7 of 5
Very Good
Percentage On-Time 90%
This flight has an on-time performance of 90%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 93% of other flights.
Delay Performance
2.3 of 5
Average
Average Delay Time 33.333333333333336 min
This flight has an average delay of 33.333333333333336 minutes with a standard deviation of 39.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 46% of other flights.

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