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(WS) WestJet 8539 On-Time Performance Rating

Date Range:

01-Jun-2025 to 31-Jul-2025

(JFK) New York John F. Kennedy International Airport

New York, NY, US

(BOS) Boston Logan International Airport

Boston, MA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
15
50%
Late
4
13%
Very Late
0
0%
Excessive
7
23%
Cancelled
3
10%
Diverted
1
3%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
29
Total Delays ( > 1 min )
14
Codeshares
29
Average Delay (min.)
69.64285714285714
Standard Deviation
68.3
Min
0
Max
203

WS 8539 On-Time Performance Details

Overall Rating
0.1 of 5
Very Poor
Percentage On-Time 52%
Average Delay Time 69.64285714285714 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.1 shows that this flight has on-time performance characteristics better than 1% of all other flights in the FlightStats database.
On-Time Performance Rating
0.1 of 5
Very Poor
Percentage On-Time 52%
This flight has an on-time performance of 52%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 1% of other flights.
Delay Performance
0.1 of 5
Very Poor
Average Delay Time 69.64285714285714 min
This flight has an average delay of 69.64285714285714 minutes with a standard deviation of 68.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 2% of other flights.

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