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(DL) Delta Air Lines 3993 On-Time Performance Rating

Date Range:

15-Dec-2025 to 15-Feb-2026

(YYZ) Toronto Pearson International Airport

Toronto, ON, CA

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
7
58%
Late
1
8%
Very Late
1
8%
Excessive
3
25%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
12
Total Delays ( > 1 min )
7
Codeshares
12
Average Delay (min.)
43
Standard Deviation
41.6
Min
0
Max
127

DL 3993 On-Time Performance Details

Overall Rating
1.1 of 5
Poor
Percentage On-Time 58%
Average Delay Time 43 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.1 shows that this flight has on-time performance characteristics better than 21% of all other flights in the FlightStats database.
On-Time Performance Rating
0.5 of 5
Very Poor
Percentage On-Time 58%
This flight has an on-time performance of 58%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 10% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 43 min
This flight has an average delay of 43 minutes with a standard deviation of 41.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.

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