(WS) WestJet 8255 On-Time Performance Rating

Date Range:

01-Jun-2026 to 31-Jul-2026

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

90%

Late

Very Late

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

19.125

Standard Deviation

25.5

Min

Max

WS 8255 On-Time Performance Details

Overall Rating

4.5 of 5

Good

Percentage On-Time 90%

Average Delay Time 19.125 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.5 shows that this flight has on-time performance characteristics better than 88% of all other flights in the FlightStats database.

On-Time Performance Rating

4.8 of 5

Very Good

Percentage On-Time 90%

This flight has an on-time performance of 90%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 96% of other flights.

Delay Performance

4.1 of 5

Good

Average Delay Time 19.125 min

This flight has an average delay of 19.125 minutes with a standard deviation of 25.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.