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

Date Range:

01-Jun-2025 to 31-Jul-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
8
89%
Late
0
0%
Very Late
0
0%
Excessive
0
0%
Cancelled
1
11%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
9
Total Delays ( > 1 min )
3
Codeshares
9
Average Delay (min.)
7.666666666666667
Standard Deviation
1.2
Min
0
Max
9

DL 8309 On-Time Performance Details

Overall Rating
4.3 of 5
Good
Percentage On-Time 89%
Average Delay Time 7.666666666666667 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.3 shows that this flight has on-time performance characteristics better than 85% of all other flights in the FlightStats database.
On-Time Performance Rating
4.5 of 5
Good
Percentage On-Time 89%
This flight has an on-time performance of 89%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 90% of other flights.
Delay Performance
4.1 of 5
Good
Average Delay Time 7.666666666666667 min
This flight has an average delay of 7.666666666666667 minutes with a standard deviation of 1.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.

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