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(DL) Delta Air Lines 9170 On-Time Performance Rating

Date Range:

01-Oct-2025 to 30-Nov-2025

(AMS) Amsterdam Schiphol Airport

Amsterdam, NL

(BLQ) Bologna Guglielmo Marconi Airport

Bologna, IT

On-Time Performance Chart

(using rounded numbers)
On-Time
27
59%
Late
13
28%
Very Late
2
4%
Excessive
2
4%
Cancelled
2
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
46
Total Delays ( > 1 min )
35
Codeshares
46
Average Delay (min.)
17.514285714285716
Standard Deviation
13.9
Min
0
Max
67

DL 9170 On-Time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 59%
Average Delay Time 17.514285714285716 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 46% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 59%
This flight has an on-time performance of 59%. 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
4.7 of 5
Very Good
Average Delay Time 17.514285714285716 min
This flight has an average delay of 17.514285714285716 minutes with a standard deviation of 13.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 93% of other flights.

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