background

(DL) Delta Air Lines 1989 On-Time Performance Rating

Date Range:

15-Mar-2020 to 15-May-2020

(STL) Lambert-St. Louis International Airport

Saint Louis, MO, US

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
33
70%
Late
0
0%
Very Late
0
0%
Excessive
4
9%
Cancelled
10
21%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
47
Total Delays ( > 1 min )
7
Codeshares
0
Average Delay (min.)
101
Standard Deviation
147.3
Min
0
Max
417

DL 1989 On-Time Performance Details

Overall Rating
2.1 of 5
Average
Percentage On-Time 70%
Average Delay Time 101 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.1 shows that this flight has on-time performance characteristics better than 41% of all other flights in the FlightStats database.
On-Time Performance Rating
4.2 of 5
Good
Percentage On-Time 70%
This flight has an on-time performance of 70%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 84% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 101 min
This flight has an average delay of 101 minutes with a standard deviation of 147.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.