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

Date Range:

15-May-2026 to 15-Jul-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
16
73%
Late
1
5%
Very Late
0
0%
Excessive
5
23%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
22
Total Delays ( > 1 min )
7
Codeshares
22
Average Delay (min.)
93.57142857142857
Standard Deviation
81.5
Min
0
Max
213

DL 3969 On-Time Performance Details

Overall Rating
1.0 of 5
Poor
Percentage On-Time 73%
Average Delay Time 93.57142857142857 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1 shows that this flight has on-time performance characteristics better than 18% of all other flights in the FlightStats database.
On-Time Performance Rating
1.9 of 5
Average
Percentage On-Time 73%
This flight has an on-time performance of 73%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 38% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 93.57142857142857 min
This flight has an average delay of 93.57142857142857 minutes with a standard deviation of 81.5 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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