background

(DL) Delta Air Lines 1621 On-Time Performance Rating

Date Range:

15-Jun-2025 to 15-Aug-2025

(CLT) Charlotte Douglas International Airport

Charlotte, NC, US

(DTW) Detroit Metropolitan Wayne County Airport

Detroit, MI, US

On-Time Performance Chart

(using rounded numbers)
On-Time
45
74%
Late
4
7%
Very Late
3
5%
Excessive
8
13%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
26
Codeshares
0
Average Delay (min.)
35.61538461538461
Standard Deviation
33.9
Min
0
Max
107

DL 1621 On-Time Performance Details

Overall Rating
3.4 of 5
Average
Percentage On-Time 75%
Average Delay Time 35.61538461538461 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.4 shows that this flight has on-time performance characteristics better than 66% of all other flights in the FlightStats database.
On-Time Performance Rating
3.8 of 5
Good
Percentage On-Time 75%
This flight has an on-time performance of 75%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 76% of other flights.
Delay Performance
2.9 of 5
Average
Average Delay Time 35.61538461538461 min
This flight has an average delay of 35.61538461538461 minutes with a standard deviation of 33.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.