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(DL) Delta Air Lines 4799 On-time Performance Rating

Date Range:

01-Oct-2018 to 30-Nov-2018

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

(RAP) Rapid City Regional Airport

Rapid City, SD, US

On-Time Performance Chart

(using rounded numbers)
On-Time
27
87%
Late
3
10%
Very Late
0
0%
Excessive
0
0%
Cancelled
0
0%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
30
Total Delays ( > 1 min )
11
Codeshares
30
Average Delay (min.)
9
Standard Deviation
9.3
Min
0
Max
29

DL 4799 On-time Performance Details

Overall Rating
4.6 of 5
Very Good
Percentage On-Time 90%
Average Delay Time 9 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.6 shows that this flight has on-time performance characteristics better than 90% of all other flights in the FlightStats database.
On-time Performance Rating
4.7 of 5
Very Good
Percentage On-Time 90%
This flight has an on-time performance of 90%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 95% of other flights.
Delay Performance
4.4 of 5
Good
Average Delay Time 9 min
This flight has an average delay of 9 minutes with a standard deviation of 9.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.