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(WS) WestJet 8591 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(PWM) Portland International Jetport

Portland, ME, US

(LGA) New York LaGuardia Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
9
69%
Late
2
15%
Very Late
2
15%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
13
Total Delays ( > 1 min )
6
Codeshares
13
Average Delay (min.)
20.666666666666668
Standard Deviation
14.7
Min
0
Max
40

WS 8591 On-Time Performance Details

Overall Rating
3.0 of 5
Average
Percentage On-Time 69%
Average Delay Time 20.666666666666668 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3 shows that this flight has on-time performance characteristics better than 58% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 of 5
Average
Percentage On-Time 69%
This flight has an on-time performance of 69%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 42% of other flights.
Delay Performance
3.8 of 5
Good
Average Delay Time 20.666666666666668 min
This flight has an average delay of 20.666666666666668 minutes with a standard deviation of 14.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.

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