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(DL) Delta Air Lines 858 On-time Performance Rating

Date Range:

01-Oct-2019 to 30-Nov-2019

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(BOS) Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
6
100%
Late
0
0%
Very Late
0
0%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
6
Total Delays ( > 1 min )
2
Codeshares
0
Average Delay (min.)
4
Standard Deviation
2.1
Min
3
Max
6

DL 858 On-time Performance Details

Overall Rating
4.2 of 5
Good
Percentage On-Time 100%
Average Delay Time 4 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.2 shows that this flight has on-time performance characteristics better than 82% of all other flights in the FlightStats database.
On-time Performance Rating
4.5 of 5
Good
Percentage On-Time 100%
This flight has an on-time performance of 100%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 90% of other flights.
Delay Performance
3.8 of 5
Good
Average Delay Time 4 min
This flight has an average delay of 4 minutes with a standard deviation of 2.1 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.

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