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(DL) Delta Air Lines 3621 On-Time Performance Rating

Date Range:

01-Mar-2025 to 30-Apr-2025

(BHM) Birmingham-Shuttlesworth International Airport

Birmingham, AL, US

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
12
75%
Late
1
6%
Very Late
2
13%
Excessive
0
0%
Cancelled
0
0%
Diverted
1
6%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
15
Total Delays ( > 1 min )
5
Codeshares
15
Average Delay (min.)
18.8
Standard Deviation
14.6
Min
0
Max
34

DL 3621 On-Time Performance Details

Overall Rating
3.1 of 5
Average
Percentage On-Time 80%
Average Delay Time 18.8 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.1 shows that this flight has on-time performance characteristics better than 61% of all other flights in the FlightStats database.
On-Time Performance Rating
2.7 of 5
Average
Percentage On-Time 80%
This flight has an on-time performance of 80%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 54% of other flights.
Delay Performance
3.5 of 5
Average
Average Delay Time 18.8 min
This flight has an average delay of 18.8 minutes with a standard deviation of 14.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.

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