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(DL) Delta Air Lines 4440 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(ATW) Appleton International Airport

Appleton, WI, US

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
39
65%
Late
2
3%
Very Late
4
7%
Excessive
13
22%
Cancelled
0
0%
Diverted
2
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
58
Total Delays ( > 1 min )
29
Codeshares
58
Average Delay (min.)
89.75862068965517
Standard Deviation
126
Min
0
Max
594

DL 4440 On-Time Performance Details

Overall Rating
0.3 of 5
Very Poor
Percentage On-Time 67%
Average Delay Time 89.75862068965517 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.3 shows that this flight has on-time performance characteristics better than 5% of all other flights in the FlightStats database.
On-Time Performance Rating
0.6 of 5
Poor
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 12% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 89.75862068965517 min
This flight has an average delay of 89.75862068965517 minutes with a standard deviation of 126 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

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