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(DL) Delta Air Lines 4256 On-time Performance Rating

Date Range:

15-Jul-2018 to 15-Sep-2018

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(ABE) Lehigh Valley International Airport

Allentown, PA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
54
78%
Late
2
3%
Very Late
1
1%
Excessive
8
12%
Cancelled
0
0%
Diverted
4
6%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
65
Total Delays ( > 1 min )
16
Codeshares
65
Average Delay (min.)
57
Standard Deviation
52.2
Min
2
Max
163

DL 4256 On-time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 83%
Average Delay Time 57 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.5 shows that this flight has on-time performance characteristics better than 49% of all other flights in the FlightStats database.
On-time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 83%
This flight has an on-time performance of 83%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 97% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 57 min
This flight has an average delay of 57 minutes with a standard deviation of 52.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 3% of other flights.