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(DL) Delta Air Lines 4935 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-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
44
79%
Late
5
9%
Very Late
0
0%
Excessive
7
13%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
18
Codeshares
56
Average Delay (min.)
52.388888888888886
Standard Deviation
68.4
Min
0
Max
272

DL 4935 On-Time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 79%
Average Delay Time 52.388888888888886 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
4.4 of 5
Good
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 88% of other flights.
Delay Performance
0.7 of 5
Poor
Average Delay Time 52.388888888888886 min
This flight has an average delay of 52.388888888888886 minutes with a standard deviation of 68.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 14% of other flights.

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