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(DL) Delta Air Lines 517 On-Time Performance Rating

Date Range:

15-Feb-2025 to 15-Apr-2025

(DFW) Dallas Fort Worth International Airport

Dallas, TX, US

(JFK) New York John F. Kennedy International Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
15
79%
Late
0
0%
Very Late
0
0%
Excessive
4
21%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
19
Total Delays ( > 1 min )
5
Codeshares
0
Average Delay (min.)
78.4
Standard Deviation
51.2
Min
0
Max
151

DL 517 On-Time Performance Details

Overall Rating
1.4 of 5
Poor
Percentage On-Time 79%
Average Delay Time 78.4 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.4 shows that this flight has on-time performance characteristics better than 27% of all other flights in the FlightStats database.
On-Time Performance Rating
2.7 of 5
Average
Percentage On-Time 79%
This flight has an on-time performance of 79%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 54% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 78.4 min
This flight has an average delay of 78.4 minutes with a standard deviation of 51.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.

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