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(DL) Delta Air Lines 1397 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(AUS) Austin-Bergstrom International Airport

Austin, TX, US

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
36
86%
Late
2
5%
Very Late
1
2%
Excessive
1
2%
Cancelled
2
5%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
42
Total Delays ( > 1 min )
7
Codeshares
0
Average Delay (min.)
24.714285714285715
Standard Deviation
21.6
Min
0
Max
68

DL 1397 On-Time Performance Details

Overall Rating
4.2 of 5
Good
Percentage On-Time 86%
Average Delay Time 24.714285714285715 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.2 shows that this flight has on-time performance characteristics better than 82% of all other flights in the FlightStats database.
On-Time Performance Rating
4.8 of 5
Very Good
Percentage On-Time 86%
This flight has an on-time performance of 86%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 96% of other flights.
Delay Performance
3.5 of 5
Average
Average Delay Time 24.714285714285715 min
This flight has an average delay of 24.714285714285715 minutes with a standard deviation of 21.6 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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