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(DL) Delta Air Lines 9517 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(GDN) Gdansk Lech Walesa Airport

Gdansk, PL

(AMS) Amsterdam Schiphol Airport

Amsterdam, NL

On-Time Performance Chart

(using rounded numbers)
On-Time
21
91%
Late
0
0%
Very Late
1
4%
Excessive
1
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
23
Total Delays ( > 1 min )
8
Codeshares
23
Average Delay (min.)
50.25
Standard Deviation
117.4
Min
0
Max
339

DL 9517 On-Time Performance Details

Overall Rating
3.1 of 5
Average
Percentage On-Time 91%
Average Delay Time 50.25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.1 shows that this flight has on-time performance characteristics better than 60% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 91%
This flight has an on-time performance of 91%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
1.2 of 5
Poor
Average Delay Time 50.25 min
This flight has an average delay of 50.25 minutes with a standard deviation of 117.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 24% of other flights.

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