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(DL) Delta Air Lines 4059 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(GRB) Green Bay Austin Straubel International Airport

Green Bay, WI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
36
64%
Late
3
5%
Very Late
2
4%
Excessive
13
23%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
55
Total Delays ( > 1 min )
27
Codeshares
55
Average Delay (min.)
79.55555555555556
Standard Deviation
91.3
Min
0
Max
340

DL 4059 On-Time Performance Details

Overall Rating
0.2 of 5
Very Poor
Percentage On-Time 66%
Average Delay Time 79.55555555555556 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.2 shows that this flight has on-time performance characteristics better than 3% of all other flights in the FlightStats database.
On-Time Performance Rating
0.4 of 5
Very Poor
Percentage On-Time 66%
This flight has an on-time performance of 66%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 8% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 79.55555555555556 min
This flight has an average delay of 79.55555555555556 minutes with a standard deviation of 91.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.

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