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(DL) Delta Air Lines 1183 On-time Performance Rating

Date Range:

01-Dec-2018 to 31-Jan-2019

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

(PDX) Portland International Airport

Portland, OR, US

On-Time Performance Chart

(using rounded numbers)
On-Time
31
91%
Late
1
3%
Very Late
1
3%
Excessive
1
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
34
Total Delays ( > 1 min )
5
Codeshares
0
Average Delay (min.)
29
Standard Deviation
21.9
Min
11
Max
65

DL 1183 On-time Performance Details

Overall Rating
3.7 of 5
Good
Percentage On-Time 91%
Average Delay Time 29 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.7 shows that this flight has on-time performance characteristics better than 73% of all other flights in the FlightStats database.
On-time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 91%
This flight has an on-time performance of 91%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
2.5 of 5
Average
Average Delay Time 29 min
This flight has an average delay of 29 minutes with a standard deviation of 21.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 50% of other flights.