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(DL) Delta Air Lines 988 On-time Performance Rating

Date Range:

01-Apr-2018 to 31-May-2018

(DTW) Detroit Metropolitan Wayne County AirportDetroit, MI, US
(BOS) Logan International AirportBoston, MA, US
On-Time Performance Chart
(using rounded numbers)
On-Time
40
87%
Late
2
4%
Very Late
0
0%
Excessive
4
9%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
46
Total Delays ( > 1 min )
11
Codeshares
0
Average Delay (min.)
59
Standard Deviation
81.4
Min
6
Max
262
DL 988 On-time Performance Details
Overall Rating
2.5 of 5
Average
Percentage On-Time 87%
Average Delay Time 59 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 48% of all other flights in the FlightStats database.
On-time Performance Rating
4.8 of 5
Very Good
Percentage On-Time 87%
This flight has an on-time performance of 87%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 96% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 59 min
This flight has an average delay of 59 minutes with a standard deviation of 81.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.