background

(DL) Delta Air Lines 4166 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(ATW) Appleton International Airport

Appleton, WI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
23
61%
Late
5
13%
Very Late
3
8%
Excessive
6
16%
Cancelled
1
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
38
Total Delays ( > 1 min )
18
Codeshares
38
Average Delay (min.)
73
Standard Deviation
92.3
Min
0
Max
323

DL 4166 On-Time Performance Details

Overall Rating
0.0 of 5
Very Poor
Percentage On-Time 61%
Average Delay Time 73 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0 shows that this flight has on-time performance characteristics better than 0% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 61%
This flight has an on-time performance of 61%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 73 min
This flight has an average delay of 73 minutes with a standard deviation of 92.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

Other Stops for DL 4166