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(DL) Delta Air Lines 9171 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(AMS) Amsterdam Schiphol Airport

Amsterdam, NL

(ZAG) Zagreb Franjo Tudman Airport

Zagreb, HR

On-Time Performance Chart

(using rounded numbers)
On-Time
28
70%
Late
5
13%
Very Late
2
5%
Excessive
5
13%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
40
Total Delays ( > 1 min )
30
Codeshares
40
Average Delay (min.)
21.5
Standard Deviation
25.6
Min
0
Max
123

DL 9171 On-Time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 70%
Average Delay Time 21.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 51% of all other flights in the FlightStats database.
On-Time Performance Rating
0.9 of 5
Poor
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 18% of other flights.
Delay Performance
4.3 of 5
Good
Average Delay Time 21.5 min
This flight has an average delay of 21.5 minutes with a standard deviation of 25.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 86% of other flights.

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