(WS) WestJet 8150 On-Time Performance Rating

Date Range:

15-May-2026 to 15-Jul-2026

(SFO) San Francisco International Airport

San Francisco, CA, US

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

On-Time Performance Chart

(using rounded numbers)

On-Time

50%

Late

Very Late

17%

Excessive

17%

Cancelled

Diverted

17%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

54.5

Standard Deviation

23.3

Min

Max

WS 8150 On-Time Performance Details

Overall Rating

1.5 of 5

Poor

Percentage On-Time 60%

Average Delay Time 54.5 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.5 shows that this flight has on-time performance characteristics better than 28% of all other flights in the FlightStats database.

On-Time Performance Rating

1.2 of 5

Poor

Percentage On-Time 60%

This flight has an on-time performance of 60%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 24% of other flights.

Delay Performance

1.7 of 5

Average

Average Delay Time 54.5 min

This flight has an average delay of 54.5 minutes with a standard deviation of 23.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.