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(DL) Delta Air Lines 4051 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(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
20
83%
Late
0
0%
Very Late
2
8%
Excessive
2
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
24
Total Delays ( > 1 min )
5
Codeshares
24
Average Delay (min.)
230.6
Standard Deviation
416.8
Min
0
Max
973

DL 4051 On-Time Performance Details

Overall Rating
2.1 of 5
Average
Percentage On-Time 83%
Average Delay Time 230.6 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.1 shows that this flight has on-time performance characteristics better than 41% of all other flights in the FlightStats database.
On-Time Performance Rating
4.2 of 5
Good
Percentage On-Time 83%
This flight has an on-time performance of 83%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 84% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 230.6 min
This flight has an average delay of 230.6 minutes with a standard deviation of 416.8 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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