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(WS) WestJet 1577 On-Time Performance Rating

Date Range:

15-Mar-2025 to 15-May-2025

(IAH) Houston George Bush Intercontinental Airport

Houston, TX, US

(YYC) Calgary International Airport

Calgary, AB, CA

On-Time Performance Chart

(using rounded numbers)
On-Time
28
85%
Late
3
9%
Very Late
1
3%
Excessive
1
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
33
Total Delays ( > 1 min )
9
Codeshares
0
Average Delay (min.)
18.77777777777778
Standard Deviation
15.6
Min
0
Max
54

WS 1577 On-Time Performance Details

Overall Rating
4.1 of 5
Good
Percentage On-Time 85%
Average Delay Time 18.77777777777778 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 80% of all other flights in the FlightStats database.
On-Time Performance Rating
4.3 of 5
Good
Percentage On-Time 85%
This flight has an on-time performance of 85%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 86% of other flights.
Delay Performance
3.8 of 5
Good
Average Delay Time 18.77777777777778 min
This flight has an average delay of 18.77777777777778 minutes with a standard deviation of 15.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.