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(DL) Delta Air Lines 3981 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(ELM) Elmira Corning Regional Airport

Elmira, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
25
71%
Late
2
6%
Very Late
1
3%
Excessive
7
20%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
35
Total Delays ( > 1 min )
18
Codeshares
35
Average Delay (min.)
120.38888888888889
Standard Deviation
234.5
Min
0
Max
984

DL 3981 On-Time Performance Details

Overall Rating
0.6 of 5
Poor
Percentage On-Time 71%
Average Delay Time 120.38888888888889 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.6 shows that this flight has on-time performance characteristics better than 10% of all other flights in the FlightStats database.
On-Time Performance Rating
1.1 of 5
Poor
Percentage On-Time 71%
This flight has an on-time performance of 71%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 21% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 120.38888888888889 min
This flight has an average delay of 120.38888888888889 minutes with a standard deviation of 234.5 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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