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(WS) WestJet 577 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(YHZ) Halifax Stanfield International Airport

Halifax, NS, CA

(YEG) Edmonton International Airport

Edmonton, AB, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
6
22%
Late
8
30%
Very Late
5
19%
Excessive
6
22%
Cancelled
1
4%
Diverted
1
4%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
26
Total Delays ( > 1 min )
21
Codeshares
0
Average Delay (min.)
39.23809523809524
Standard Deviation
27.3
Min
0
Max
117

WS 577 On-Time Performance Details

Overall Rating
0.8 of 5
Poor
Percentage On-Time 23%
Average Delay Time 39.23809523809524 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.8 shows that this flight has on-time performance characteristics better than 14% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 23%
This flight has an on-time performance of 23%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
1.5 of 5
Poor
Average Delay Time 39.23809523809524 min
This flight has an average delay of 39.23809523809524 minutes with a standard deviation of 27.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 31% of other flights.