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(WS) WestJet 8831 On-Time Performance Rating

Date Range:

15-May-2025 to 15-Jul-2025

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
30
86%
Late
1
3%
Very Late
1
3%
Excessive
3
9%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
35
Total Delays ( > 1 min )
9
Codeshares
35
Average Delay (min.)
31.333333333333332
Standard Deviation
28.9
Min
0
Max
81

WS 8831 On-Time Performance Details

Overall Rating
4.1 of 5
Good
Percentage On-Time 86%
Average Delay Time 31.333333333333332 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.1 shows that this flight has on-time performance characteristics better than 81% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 86%
This flight has an on-time performance of 86%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 98% of other flights.
Delay Performance
3.3 of 5
Average
Average Delay Time 31.333333333333332 min
This flight has an average delay of 31.333333333333332 minutes with a standard deviation of 28.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.

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