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(DL) Delta Air Lines 3969 On-Time Performance Rating

Date Range:

01-Apr-2026 to 31-May-2026

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

(BUF) Buffalo Niagara International Airport

Buffalo, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
18
72%
Late
1
4%
Very Late
1
4%
Excessive
5
20%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
25
Total Delays ( > 1 min )
8
Codeshares
25
Average Delay (min.)
93
Standard Deviation
77.4
Min
0
Max
213

DL 3969 On-Time Performance Details

Overall Rating
0.5 of 5
Very Poor
Percentage On-Time 72%
Average Delay Time 93 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.5 shows that this flight has on-time performance characteristics better than 8% of all other flights in the FlightStats database.
On-Time Performance Rating
0.9 of 5
Poor
Percentage On-Time 72%
This flight has an on-time performance of 72%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 18% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 93 min
This flight has an average delay of 93 minutes with a standard deviation of 77.4 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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