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(DL) Delta Air Lines 9457 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(BLQ) Bologna Guglielmo Marconi Airport

Bologna, IT

(AMS) Amsterdam Schiphol Airport

Amsterdam, NL

On-Time Performance Chart

(using rounded numbers)
On-Time
39
67%
Late
7
12%
Very Late
5
9%
Excessive
6
10%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
36
Codeshares
58
Average Delay (min.)
20.27777777777778
Standard Deviation
19.9
Min
0
Max
72

DL 9457 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 67%
Average Delay Time 20.27777777777778 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.7 shows that this flight has on-time performance characteristics better than 53% of all other flights in the FlightStats database.
On-Time Performance Rating
0.7 of 5
Poor
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 14% of other flights.
Delay Performance
4.7 of 5
Very Good
Average Delay Time 20.27777777777778 min
This flight has an average delay of 20.27777777777778 minutes with a standard deviation of 19.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 95% of other flights.

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