background

(DL) Delta Air Lines 8597 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(TUN) Tunis-Carthage International Airport

Tunis, TN

(CDG) Paris Charles de Gaulle Airport

Paris, FR

On-Time Performance Chart

(using rounded numbers)
On-Time
44
85%
Late
5
10%
Very Late
1
2%
Excessive
1
2%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
52
Total Delays ( > 1 min )
22
Codeshares
52
Average Delay (min.)
17.90909090909091
Standard Deviation
32.6
Min
0
Max
156

DL 8597 On-Time Performance Details

Overall Rating
4.5 of 5
Good
Percentage On-Time 85%
Average Delay Time 17.90909090909091 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.5 shows that this flight has on-time performance characteristics better than 89% of all other flights in the FlightStats database.
On-Time Performance Rating
4.6 of 5
Very Good
Percentage On-Time 85%
This flight has an on-time performance of 85%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 92% of other flights.
Delay Performance
4.4 of 5
Good
Average Delay Time 17.90909090909091 min
This flight has an average delay of 17.90909090909091 minutes with a standard deviation of 32.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.

Other Stops for DL 8597