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(DL) Delta Air Lines 8531 On-Time Performance Rating

Date Range:

15-May-2026 to 15-Jul-2026

(RNS) Rennes - Saint Jacques Airport

Rennes, FR

(CDG) Paris Charles de Gaulle Airport

Paris, FR

On-Time Performance Chart

(using rounded numbers)
On-Time
51
94%
Late
2
4%
Very Late
0
0%
Excessive
1
2%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
54
Total Delays ( > 1 min )
14
Codeshares
54
Average Delay (min.)
13.428571428571429
Standard Deviation
17.7
Min
0
Max
72

DL 8531 On-Time Performance Details

Overall Rating
4.8 of 5
Very Good
Percentage On-Time 94%
Average Delay Time 13.428571428571429 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.8 shows that this flight has on-time performance characteristics better than 95% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 94%
This flight has an on-time performance of 94%. 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
4.6 of 5
Very Good
Average Delay Time 13.428571428571429 min
This flight has an average delay of 13.428571428571429 minutes with a standard deviation of 17.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 92% of other flights.

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