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(DL) Delta Air Lines 4311 On-Time Performance Rating

Date Range:

15-Jan-2020 to 15-Mar-2020

(CPR) Casper/Natrona County International Airport

Casper, WY, US

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

On-Time Performance Chart

(using rounded numbers)
On-Time
57
90%
Late
2
3%
Very Late
0
0%
Excessive
2
3%
Cancelled
1
2%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
62
Total Delays ( > 1 min )
9
Codeshares
62
Average Delay (min.)
121
Standard Deviation
249.9
Min
2
Max
750

DL 4311 On-Time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 92%
Average Delay Time 121 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.5 shows that this flight has on-time performance characteristics better than 48% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 92%
This flight has an on-time performance of 92%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 98% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 121 min
This flight has an average delay of 121 minutes with a standard deviation of 249.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.