(WS) WestJet 8153 On-Time Performance Rating

Date Range:

01-Jun-2025 to 31-Jul-2025

(ONT) Ontario International Airport

Ontario, CA, US

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

On-Time Performance Chart

(using rounded numbers)

On-Time

85%

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.)

8.333333333333334

Standard Deviation

11.2

Min

Max

WS 8153 On-Time Performance Details

Overall Rating

4.6 of 5

Very Good

Percentage On-Time 85%

Average Delay Time 8.333333333333334 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.6 shows that this flight has on-time performance characteristics better than 90% of all other flights in the FlightStats database.

On-Time Performance Rating

4.4 of 5

Good

Percentage On-Time 85%

This flight has an on-time performance of 85%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 88% of other flights.

Delay Performance

4.7 of 5

Very Good

Average Delay Time 8.333333333333334 min

This flight has an average delay of 8.333333333333334 minutes with a standard deviation of 11.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 93% of other flights.