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(DL) Delta Air Lines 4874 On-time Performance Rating

Date Range:

01-Aug-2018 to 30-Sep-2018

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(YOW) Ottawa/Macdonald-Cartier International Airport

Ottawa, ON, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
40
75%
Late
3
6%
Very Late
5
9%
Excessive
5
9%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
53
Total Delays ( > 1 min )
22
Codeshares
53
Average Delay (min.)
33
Standard Deviation
42.3
Min
0
Max
179

DL 4874 On-time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 75%
Average Delay Time 33 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
2.7 of 5
Average
Percentage On-Time 75%
This flight has an on-time performance of 75%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 54% of other flights.
Delay Performance
1.9 of 5
Average
Average Delay Time 33 min
This flight has an average delay of 33 minutes with a standard deviation of 42.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.