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(DL) Delta Air Lines 1663 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(CHS) Charleston International Airport

Charleston, SC, US

On-Time Performance Chart

(using rounded numbers)
On-Time
23
68%
Late
6
18%
Very Late
4
12%
Excessive
0
0%
Cancelled
1
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
34
Total Delays ( > 1 min )
24
Codeshares
0
Average Delay (min.)
12.708333333333334
Standard Deviation
11.3
Min
0
Max
37

DL 1663 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 68%
Average Delay Time 12.708333333333334 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.7 shows that this flight has on-time performance characteristics better than 53% of all other flights in the FlightStats database.
On-Time Performance Rating
0.6 of 5
Poor
Percentage On-Time 68%
This flight has an on-time performance of 68%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 12% of other flights.
Delay Performance
4.8 of 5
Very Good
Average Delay Time 12.708333333333334 min
This flight has an average delay of 12.708333333333334 minutes with a standard deviation of 11.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 96% of other flights.

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