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(WS) WestJet 8149 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

(JFK) New York John F. Kennedy International Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
12
67%
Late
3
17%
Very Late
1
6%
Excessive
2
11%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
18
Total Delays ( > 1 min )
8
Codeshares
18
Average Delay (min.)
29.875
Standard Deviation
24.9
Min
0
Max
75

WS 8149 On-Time Performance Details

Overall Rating
2.0 of 5
Average
Percentage On-Time 67%
Average Delay Time 29.875 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2 shows that this flight has on-time performance characteristics better than 39% of all other flights in the FlightStats database.
On-Time Performance Rating
0.9 of 5
Poor
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 18% of other flights.
Delay Performance
3.1 of 5
Average
Average Delay Time 29.875 min
This flight has an average delay of 29.875 minutes with a standard deviation of 24.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.

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