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(DL) Delta Air Lines 4831 On-Time Performance Rating

Date Range:

01-Oct-2025 to 30-Nov-2025

(CHA) Chattanooga Metropolitan Airport

Chattanooga, TN, US

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
51
89%
Late
1
2%
Very Late
2
4%
Excessive
1
2%
Cancelled
2
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
57
Total Delays ( > 1 min )
9
Codeshares
57
Average Delay (min.)
20.77777777777778
Standard Deviation
21.7
Min
0
Max
66

DL 4831 On-Time Performance Details

Overall Rating
4.3 of 5
Good
Percentage On-Time 90%
Average Delay Time 20.77777777777778 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.3 shows that this flight has on-time performance characteristics better than 84% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 90%
This flight has an on-time performance of 90%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 20.77777777777778 min
This flight has an average delay of 20.77777777777778 minutes with a standard deviation of 21.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.

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