background

(DL) Delta Air Lines 4949 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(MSN) Dane County Regional Airport

Madison, WI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
20
65%
Late
2
6%
Very Late
6
19%
Excessive
3
10%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
31
Total Delays ( > 1 min )
14
Codeshares
31
Average Delay (min.)
34.857142857142854
Standard Deviation
21.3
Min
0
Max
68

DL 4949 On-Time Performance Details

Overall Rating
1.2 of 5
Poor
Percentage On-Time 65%
Average Delay Time 34.857142857142854 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.2 shows that this flight has on-time performance characteristics better than 22% of all other flights in the FlightStats database.
On-Time Performance Rating
0.2 of 5
Very Poor
Percentage On-Time 65%
This flight has an on-time performance of 65%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 4% of other flights.
Delay Performance
2.1 of 5
Average
Average Delay Time 34.857142857142854 min
This flight has an average delay of 34.857142857142854 minutes with a standard deviation of 21.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.

Other Stops for DL 4949