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(DL) Delta Air Lines 4856 On-time Performance Rating

Date Range:

15-Jul-2018 to 15-Sep-2018

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

(ORD) O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
10
83%
Late
0
0%
Very Late
0
0%
Excessive
2
17%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
12
Total Delays ( > 1 min )
4
Codeshares
12
Average Delay (min.)
59
Standard Deviation
73.9
Min
2
Max
164

DL 4856 On-time Performance Details

Overall Rating
2.4 of 5
Average
Percentage On-Time 83%
Average Delay Time 59 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.4 shows that this flight has on-time performance characteristics better than 48% of all other flights in the FlightStats database.
On-time Performance Rating
4.1 of 5
Good
Percentage On-Time 83%
This flight has an on-time performance of 83%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 82% of other flights.
Delay Performance
0.8 of 5
Poor
Average Delay Time 59 min
This flight has an average delay of 59 minutes with a standard deviation of 73.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 16% of other flights.