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(DL) Delta Air Lines 397 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(OGG) Kahului Airport

Kahului, HI, US

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

On-Time Performance Chart

(using rounded numbers)
On-Time
43
72%
Late
3
5%
Very Late
3
5%
Excessive
5
8%
Cancelled
6
10%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
60
Total Delays ( > 1 min )
20
Codeshares
0
Average Delay (min.)
43.85
Standard Deviation
70.9
Min
0
Max
309

DL 397 On-Time Performance Details

Overall Rating
0.9 of 5
Poor
Percentage On-Time 72%
Average Delay Time 43.85 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.9 shows that this flight has on-time performance characteristics better than 16% of all other flights in the FlightStats database.
On-Time Performance Rating
0.8 of 5
Poor
Percentage On-Time 72%
This flight has an on-time performance of 72%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 16% of other flights.
Delay Performance
0.9 of 5
Poor
Average Delay Time 43.85 min
This flight has an average delay of 43.85 minutes with a standard deviation of 70.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 18% of other flights.

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