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(DL) Delta Air Lines 1497 On-time Performance Rating

Date Range:

01-Sep-2018 to 31-Oct-2018

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(SAT) San Antonio International Airport

San Antonio, TX, US

On-Time Performance Chart

(using rounded numbers)
On-Time
11
69%
Late
2
13%
Very Late
1
6%
Excessive
1
6%
Cancelled
0
0%
Diverted
1
6%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
15
Total Delays ( > 1 min )
4
Codeshares
0
Average Delay (min.)
36
Standard Deviation
16.7
Min
23
Max
57

DL 1497 On-time Performance Details

Overall Rating
1.5 of 5
Poor
Percentage On-Time 73%
Average Delay Time 36 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.5 shows that this flight has on-time performance characteristics better than 29% of all other flights in the FlightStats database.
On-time Performance Rating
1.5 of 5
Poor
Percentage On-Time 73%
This flight has an on-time performance of 73%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 31% of other flights.
Delay Performance
1.5 of 5
Poor
Average Delay Time 36 min
This flight has an average delay of 36 minutes with a standard deviation of 16.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.