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(DL) Delta Air Lines 3921 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(AGS) Augusta Regional Airport

Augusta, GA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
15
75%
Late
1
5%
Very Late
0
0%
Excessive
4
20%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
20
Total Delays ( > 1 min )
6
Codeshares
20
Average Delay (min.)
103.33333333333333
Standard Deviation
78.4
Min
0
Max
189

DL 3921 On-Time Performance Details

Overall Rating
1.1 of 5
Poor
Percentage On-Time 75%
Average Delay Time 103.33333333333333 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 20% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 of 5
Average
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 42% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 103.33333333333333 min
This flight has an average delay of 103.33333333333333 minutes with a standard deviation of 78.4 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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