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(DL) Delta Air Lines 3986 On-Time Performance Rating

Date Range:

01-Sep-2025 to 31-Oct-2025

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(AZO) Kalamazoo - Battle Creek International Airport

Kalamazoo, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
56
92%
Late
1
2%
Very Late
0
0%
Excessive
4
7%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
61
Total Delays ( > 1 min )
7
Codeshares
61
Average Delay (min.)
48.857142857142854
Standard Deviation
40.7
Min
0
Max
100

DL 3986 On-Time Performance Details

Overall Rating
2.9 of 5
Average
Percentage On-Time 92%
Average Delay Time 48.857142857142854 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.9 shows that this flight has on-time performance characteristics better than 57% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 92%
This flight has an on-time performance of 92%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
0.8 of 5
Poor
Average Delay Time 48.857142857142854 min
This flight has an average delay of 48.857142857142854 minutes with a standard deviation of 40.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 16% of other flights.

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