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(DL) Delta Air Lines 8517 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(CDG) Paris Charles de Gaulle Airport

Paris, FR

On-Time Performance Chart

(using rounded numbers)
On-Time
54
93%
Late
0
0%
Very Late
1
2%
Excessive
2
3%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
6
Codeshares
58
Average Delay (min.)
28.666666666666668
Standard Deviation
24.1
Min
0
Max
59

DL 8517 On-Time Performance Details

Overall Rating
4.1 of 5
Good
Percentage On-Time 93%
Average Delay Time 28.666666666666668 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 80% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 93%
This flight has an on-time performance of 93%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
3.1 of 5
Average
Average Delay Time 28.666666666666668 min
This flight has an average delay of 28.666666666666668 minutes with a standard deviation of 24.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.