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(DL) Delta Air Lines 4498 On-time Performance Rating

Date Range:

01-Oct-2018 to 30-Nov-2018

(BIL) Billings Logan International Airport

Billings, MT, US

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

On-Time Performance Chart

(using rounded numbers)
On-Time
38
83%
Late
5
11%
Very Late
1
2%
Excessive
2
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
46
Total Delays ( > 1 min )
14
Codeshares
46
Average Delay (min.)
32
Standard Deviation
46.9
Min
1
Max
157

DL 4498 On-time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 83%
Average Delay Time 32 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 51% of all other flights in the FlightStats database.
On-time Performance Rating
3.8 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 76% of other flights.
Delay Performance
1.4 of 5
Poor
Average Delay Time 32 min
This flight has an average delay of 32 minutes with a standard deviation of 46.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 27% of other flights.