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(WS) WestJet 8785 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(SFO) San Francisco International Airport

San Francisco, CA, US

(SEA) Seattle-Tacoma International Airport

Seattle, WA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
51
93%
Late
3
5%
Very Late
0
0%
Excessive
0
0%
Cancelled
1
2%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
55
Total Delays ( > 1 min )
9
Codeshares
55
Average Delay (min.)
14
Standard Deviation
7
Min
0
Max
26

WS 8785 On-Time Performance Details

Overall Rating
4.7 of 5
Very Good
Percentage On-Time 93%
Average Delay Time 14 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.7 shows that this flight has on-time performance characteristics better than 92% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 93%
This flight has an on-time performance of 93%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
4.3 of 5
Good
Average Delay Time 14 min
This flight has an average delay of 14 minutes with a standard deviation of 7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 86% of other flights.

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