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(WS) WestJet 8149 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

(SUN) Friedman Memorial Airport

Sun Valley, ID, US

On-Time Performance Chart

(using rounded numbers)
On-Time
22
88%
Late
1
4%
Very Late
1
4%
Excessive
1
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
25
Total Delays ( > 1 min )
8
Codeshares
25
Average Delay (min.)
17.875
Standard Deviation
18
Min
0
Max
53

WS 8149 On-Time Performance Details

Overall Rating
4.4 of 5
Good
Percentage On-Time 88%
Average Delay Time 17.875 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.4 shows that this flight has on-time performance characteristics better than 87% of all other flights in the FlightStats database.
On-Time Performance Rating
4.7 of 5
Very Good
Percentage On-Time 88%
This flight has an on-time performance of 88%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 95% of other flights.
Delay Performance
4.1 of 5
Good
Average Delay Time 17.875 min
This flight has an average delay of 17.875 minutes with a standard deviation of 18 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.

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