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(DL) Delta Air Lines 8309 On-Time Performance Rating

Date Range:

15-Aug-2025 to 15-Oct-2025

(KRK) Krakow John Paul II International Airport

Krakow, PL

(CDG) Paris Charles de Gaulle Airport

Paris, FR

On-Time Performance Chart

(using rounded numbers)
On-Time
15
83%
Late
1
6%
Very Late
2
11%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
18
Total Delays ( > 1 min )
12
Codeshares
18
Average Delay (min.)
13.25
Standard Deviation
9.4
Min
0
Max
32

DL 8309 On-Time Performance Details

Overall Rating
4.1 of 5
Good
Percentage On-Time 83%
Average Delay Time 13.25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.1 shows that this flight has on-time performance characteristics better than 81% of all other flights in the FlightStats database.
On-Time Performance Rating
3.8 of 5
Good
Percentage On-Time 83%
This flight has an on-time performance of 83%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 76% of other flights.
Delay Performance
4.4 of 5
Good
Average Delay Time 13.25 min
This flight has an average delay of 13.25 minutes with a standard deviation of 9.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.

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