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(WS) WestJet 8431 On-Time Performance Rating

Date Range:

01-Apr-2026 to 31-May-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(JFK) New York John F. Kennedy International Airport

New York, NY, US

On-Time Performance Chart

(using rounded numbers)
On-Time
19
70%
Late
2
7%
Very Late
0
0%
Excessive
3
11%
Cancelled
2
7%
Diverted
1
4%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
26
Total Delays ( > 1 min )
9
Codeshares
26
Average Delay (min.)
36.333333333333336
Standard Deviation
42.7
Min
0
Max
119

WS 8431 On-Time Performance Details

Overall Rating
1.6 of 5
Average
Percentage On-Time 73%
Average Delay Time 36.333333333333336 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.6 shows that this flight has on-time performance characteristics better than 30% of all other flights in the FlightStats database.
On-Time Performance Rating
1.2 of 5
Poor
Percentage On-Time 73%
This flight has an on-time performance of 73%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 24% of other flights.
Delay Performance
1.9 of 5
Average
Average Delay Time 36.333333333333336 min
This flight has an average delay of 36.333333333333336 minutes with a standard deviation of 42.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 38% of other flights.

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