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(DL) Delta Air Lines 4309 On-time Performance Rating

Date Range:

01-Sep-2018 to 31-Oct-2018

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(SCE) University Park Airport

State College, PA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
25
89%
Late
2
7%
Very Late
0
0%
Excessive
1
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
28
Total Delays ( > 1 min )
4
Codeshares
28
Average Delay (min.)
159
Standard Deviation
293.1
Min
3
Max
599

DL 4309 On-time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 89%
Average Delay Time 159 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3 shows that this flight has on-time performance characteristics better than 45% of all other flights in the FlightStats database.
On-time Performance Rating
4.6 of 5
Very Good
Percentage On-Time 89%
This flight has an on-time performance of 89%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 92% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 159 min
This flight has an average delay of 159 minutes with a standard deviation of 293.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.