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(DL) Delta Air Lines 4979 On-Time Performance Rating

Date Range:

15-Feb-2025 to 15-Apr-2025

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(HSV) Huntsville International Airport

Huntsville, AL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
8
67%
Late
1
8%
Very Late
2
17%
Excessive
1
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
12
Total Delays ( > 1 min )
5
Codeshares
12
Average Delay (min.)
47.8
Standard Deviation
51.4
Min
0
Max
137

DL 4979 On-Time Performance Details

Overall Rating
0.9 of 5
Poor
Percentage On-Time 67%
Average Delay Time 47.8 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.9 shows that this flight has on-time performance characteristics better than 17% of all other flights in the FlightStats database.
On-Time Performance Rating
0.7 of 5
Poor
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 14% of other flights.
Delay Performance
1.1 of 5
Poor
Average Delay Time 47.8 min
This flight has an average delay of 47.8 minutes with a standard deviation of 51.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 21% of other flights.

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