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(DL) Delta Air Lines 8451 On-Time Performance Rating

Date Range:

15-Nov-2025 to 15-Jan-2026

(CDG) Paris Charles de Gaulle Airport

Paris, FR

(PRG) Vaclav Havel Airport Prague

Prague, CZ

On-Time Performance Chart

(using rounded numbers)
On-Time
22
65%
Late
8
24%
Very Late
3
9%
Excessive
1
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
34
Total Delays ( > 1 min )
20
Codeshares
34
Average Delay (min.)
18.8
Standard Deviation
12.8
Min
0
Max
47

DL 8451 On-Time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 65%
Average Delay Time 18.8 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 50% of all other flights in the FlightStats database.
On-Time Performance Rating
0.6 of 5
Poor
Percentage On-Time 65%
This flight has an on-time performance of 65%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 12% of other flights.
Delay Performance
4.5 of 5
Good
Average Delay Time 18.8 min
This flight has an average delay of 18.8 minutes with a standard deviation of 12.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 90% of other flights.

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