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(DL) Delta Air Lines 9520 On-Time Performance Rating

Date Range:

01-Jun-2026 to 31-Jul-2026

(GDN) Gdansk Lech Walesa Airport

Gdansk, PL

(AMS) Amsterdam Schiphol Airport

Amsterdam, NL

On-Time Performance Chart

(using rounded numbers)
On-Time
14
67%
Late
3
14%
Very Late
0
0%
Excessive
3
14%
Cancelled
1
5%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
21
Total Delays ( > 1 min )
14
Codeshares
21
Average Delay (min.)
25.357142857142858
Standard Deviation
31.4
Min
0
Max
104

DL 9520 On-Time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 67%
Average Delay Time 25.357142857142858 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 50% of all other flights in the FlightStats database.
On-Time Performance Rating
1.2 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 24% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 25.357142857142858 min
This flight has an average delay of 25.357142857142858 minutes with a standard deviation of 31.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.

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