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(DL) Delta Air Lines 5509 On-time Performance Rating

Date Range:

01-Apr-2018 to 31-May-2018

(CHA) Chattanooga AirportChattanooga, TN, US
(ATL) Hartsfield-Jackson Atlanta International AirportAtlanta, GA, US
On-Time Performance Chart
(using rounded numbers)
On-Time
29
94%
Late
1
3%
Very Late
0
0%
Excessive
1
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
31
Total Delays ( > 1 min )
5
Codeshares
31
Average Delay (min.)
37
Standard Deviation
60
Min
1
Max
143
DL 5509 On-time Performance Details
Overall Rating
3.3 of 5
Average
Percentage On-Time 94%
Average Delay Time 37 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.3 shows that this flight has on-time performance characteristics better than 65% of all other flights in the FlightStats database.
On-time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 94%
This flight has an on-time performance of 94%. 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
1.7 of 5
Average
Average Delay Time 37 min
This flight has an average delay of 37 minutes with a standard deviation of 60 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.