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(DL) Delta Air Lines 4139 On-time Performance Rating

Date Range:

15-Aug-2018 to 15-Oct-2018

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

(OKC) Will Rogers World Airport

Oklahoma City, OK, US

On-Time Performance Chart

(using rounded numbers)
On-Time
9
90%
Late
0
0%
Very Late
0
0%
Excessive
1
10%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
10
Total Delays ( > 1 min )
2
Codeshares
10
Average Delay (min.)
47
Standard Deviation
62.9
Min
3
Max
92

DL 4139 On-time Performance Details

Overall Rating
2.8 of 5
Average
Percentage On-Time 90%
Average Delay Time 47 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.8 shows that this flight has on-time performance characteristics better than 55% of all other flights in the FlightStats database.
On-time Performance Rating
4.2 of 5
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 84% of other flights.
Delay Performance
1.4 of 5
Poor
Average Delay Time 47 min
This flight has an average delay of 47 minutes with a standard deviation of 62.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 27% of other flights.