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

Date Range:

15-Aug-2025 to 15-Oct-2025

(BIQ) Biarritz Pays Basque Airport

Biarritz, FR

(CDG) Paris Charles de Gaulle Airport

Paris, FR

On-Time Performance Chart

(using rounded numbers)
On-Time
6
75%
Late
2
25%
Very Late
0
0%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
8
Total Delays ( > 1 min )
3
Codeshares
8
Average Delay (min.)
15
Standard Deviation
12.2
Min
0
Max
23

DL 8309 On-Time Performance Details

Overall Rating
2.8 of 5
Average
Percentage On-Time 75%
Average Delay Time 15 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.8 shows that this flight has on-time performance characteristics better than 55% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 of 5
Average
Percentage On-Time 75%
This flight has an on-time performance of 75%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 42% of other flights.
Delay Performance
3.5 of 5
Average
Average Delay Time 15 min
This flight has an average delay of 15 minutes with a standard deviation of 12.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.

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