background

(DL) Delta Air Lines 4097 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(ROC) Frederick Douglass Greater Rochester Intl Airport

Rochester, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
4
57%
Late
1
14%
Very Late
0
0%
Excessive
1
14%
Cancelled
1
14%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
7
Total Delays ( > 1 min )
4
Codeshares
7
Average Delay (min.)
35.25
Standard Deviation
48.4
Min
0
Max
107

DL 4097 On-Time Performance Details

Overall Rating
1.8 of 5
Average
Percentage On-Time 57%
Average Delay Time 35.25 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.8 shows that this flight has on-time performance characteristics better than 34% of all other flights in the FlightStats database.
On-Time Performance Rating
0.8 of 5
Poor
Percentage On-Time 57%
This flight has an on-time performance of 57%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 16% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 35.25 min
This flight has an average delay of 35.25 minutes with a standard deviation of 48.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.

Other Stops for DL 4097