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(DL) Delta Air Lines 4807 On-time Performance Rating

Date Range:

15-May-2018 to 15-Jul-2018

(SLC) Salt Lake City International AirportSalt Lake City, UT, US
(HLN) Helena Regional AirportHelena, MT, US
On-Time Performance Chart
(using rounded numbers)
On-Time
33
87%
Late
4
11%
Very Late
0
0%
Excessive
1
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
38
Total Delays ( > 1 min )
16
Codeshares
38
Average Delay (min.)
13
Standard Deviation
15.9
Min
0
Max
68
DL 4807 On-time Performance Details
Overall Rating
4.8 of 5
Very Good
Percentage On-Time 87%
Average Delay Time 13 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.8 shows that this flight has on-time performance characteristics better than 94% of all other flights in the FlightStats database.
On-time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 87%
This flight has an on-time performance of 87%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 97% of other flights.
Delay Performance
4.6 of 5
Very Good
Average Delay Time 13 min
This flight has an average delay of 13 minutes with a standard deviation of 15.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 92% of other flights.