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(WS) WestJet 8566 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(AUS) Austin-Bergstrom International Airport

Austin, TX, US

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
44
90%
Late
0
0%
Very Late
0
0%
Excessive
4
8%
Cancelled
0
0%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
48
Total Delays ( > 1 min )
8
Codeshares
48
Average Delay (min.)
158.875
Standard Deviation
200.3
Min
0
Max
574

WS 8566 On-Time Performance Details

Overall Rating
2.5 of 5
Average
Percentage On-Time 92%
Average Delay Time 158.875 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.5 shows that this flight has on-time performance characteristics better than 48% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 92%
This flight has an on-time performance of 92%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
0.0 of 5
Very Poor
Average Delay Time 158.875 min
This flight has an average delay of 158.875 minutes with a standard deviation of 200.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 0% of other flights.