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(WS) WestJet 8514 On-Time Performance Rating

Date Range:

01-Aug-2025 to 30-Sep-2025

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

(SFO) San Francisco International Airport

San Francisco, CA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
11
79%
Late
3
21%
Very Late
0
0%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
14
Total Delays ( > 1 min )
9
Codeshares
14
Average Delay (min.)
11.88888888888889
Standard Deviation
7.9
Min
0
Max
22

WS 8514 On-Time Performance Details

Overall Rating
3.8 of 5
Good
Percentage On-Time 79%
Average Delay Time 11.88888888888889 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.8 shows that this flight has on-time performance characteristics better than 74% of all other flights in the FlightStats database.
On-Time Performance Rating
3.1 of 5
Average
Percentage On-Time 79%
This flight has an on-time performance of 79%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 62% of other flights.
Delay Performance
4.4 of 5
Good
Average Delay Time 11.88888888888889 min
This flight has an average delay of 11.88888888888889 minutes with a standard deviation of 7.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.

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