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(WS) WestJet 8257 On-Time Performance Rating

Date Range:

01-Jun-2025 to 31-Jul-2025

(SMF) Sacramento International Airport

Sacramento, CA, US

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

On-Time Performance Chart

(using rounded numbers)
On-Time
7
88%
Late
1
13%
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
8
Total Delays ( > 1 min )
2
Codeshares
8
Average Delay (min.)
10.5
Standard Deviation
6.4
Min
0
Max
15

WS 8257 On-Time Performance Details

Overall Rating
4.1 of 5
Good
Percentage On-Time 88%
Average Delay Time 10.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.1 shows that this flight has on-time performance characteristics better than 80% of all other flights in the FlightStats database.
On-Time Performance Rating
4.3 of 5
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 86% of other flights.
Delay Performance
3.8 of 5
Good
Average Delay Time 10.5 min
This flight has an average delay of 10.5 minutes with a standard deviation of 6.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.

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