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(DL) Delta Air Lines 9399 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-2025

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

(AMS) Amsterdam Schiphol Airport

Amsterdam, NL

On-Time Performance Chart

(using rounded numbers)
On-Time
19
73%
Late
3
12%
Very Late
0
0%
Excessive
3
12%
Cancelled
1
4%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
26
Total Delays ( > 1 min )
15
Codeshares
26
Average Delay (min.)
22.466666666666665
Standard Deviation
30.8
Min
0
Max
95

DL 9399 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 73%
Average Delay Time 22.466666666666665 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 52% of all other flights in the FlightStats database.
On-Time Performance Rating
1.5 of 5
Poor
Percentage On-Time 73%
This flight has an on-time performance of 73%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 31% of other flights.
Delay Performance
3.8 of 5
Good
Average Delay Time 22.466666666666665 min
This flight has an average delay of 22.466666666666665 minutes with a standard deviation of 30.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.

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