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(DL) Delta Air Lines 4120 On-Time Performance Rating

Date Range:

01-Aug-2025 to 30-Sep-2025

(MSN) Dane County Regional Airport

Madison, WI, US

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
23
85%
Late
1
4%
Very Late
3
11%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
27
Total Delays ( > 1 min )
5
Codeshares
27
Average Delay (min.)
28
Standard Deviation
15.6
Min
0
Max
44

DL 4120 On-Time Performance Details

Overall Rating
3.6 of 5
Good
Percentage On-Time 85%
Average Delay Time 28 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.6 shows that this flight has on-time performance characteristics better than 71% of all other flights in the FlightStats database.
On-Time Performance Rating
4.3 of 5
Good
Percentage On-Time 85%
This flight has an on-time performance of 85%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 86% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 28 min
This flight has an average delay of 28 minutes with a standard deviation of 15.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.

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