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(DL) Delta Air Lines 1159 On-Time Performance Rating

Date Range:

15-Dec-2020 to 15-Feb-2021

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(ATL) Hartsfield-Jackson Atlanta International Airport

Atlanta, GA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
47
78%
Late
4
7%
Very Late
4
7%
Excessive
5
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
20
Codeshares
0
Average Delay (min.)
39
Standard Deviation
44.5
Min
0
Max
179

DL 1159 On-Time Performance Details

Overall Rating
1.1 of 5
Poor
Percentage On-Time 78%
Average Delay Time 39 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.1 shows that this flight has on-time performance characteristics better than 20% of all other flights in the FlightStats database.
On-Time Performance Rating
1.2 of 5
Poor
Percentage On-Time 78%
This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 24% of other flights.
Delay Performance
0.9 of 5
Poor
Average Delay Time 39 min
This flight has an average delay of 39 minutes with a standard deviation of 44.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 18% of other flights.