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(DL) Delta Air Lines 4009 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(LAN) Lansing Capital Region International Airport

Lansing, MI, US

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
15
88%
Late
0
0%
Very Late
0
0%
Excessive
2
12%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
17
Total Delays ( > 1 min )
6
Codeshares
17
Average Delay (min.)
36.5
Standard Deviation
45
Min
0
Max
115

DL 4009 On-Time Performance Details

Overall Rating
3.2 of 5
Average
Percentage On-Time 88%
Average Delay Time 36.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.2 shows that this flight has on-time performance characteristics better than 63% of all other flights in the FlightStats database.
On-Time Performance Rating
4.3 of 5
Good
Percentage On-Time 88%
This flight has an on-time performance of 88%. 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
2.1 of 5
Average
Average Delay Time 36.5 min
This flight has an average delay of 36.5 minutes with a standard deviation of 45 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.

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