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(WS) WestJet 5511 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(JFK) New York John F. Kennedy International Airport

New York, NY, US

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

On-Time Performance Chart

(using rounded numbers)
On-Time
42
76%
Late
5
9%
Very Late
0
0%
Excessive
5
9%
Cancelled
2
4%
Diverted
1
2%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
54
Total Delays ( > 1 min )
19
Codeshares
54
Average Delay (min.)
35.473684210526315
Standard Deviation
55.8
Min
0
Max
236

WS 5511 On-Time Performance Details

Overall Rating
2.8 of 5
Average
Percentage On-Time 78%
Average Delay Time 35.473684210526315 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.8 shows that this flight has on-time performance characteristics better than 55% of all other flights in the FlightStats database.
On-Time Performance Rating
3.5 of 5
Average
Percentage On-Time 78%
This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 69% of other flights.
Delay Performance
2.1 of 5
Average
Average Delay Time 35.473684210526315 min
This flight has an average delay of 35.473684210526315 minutes with a standard deviation of 55.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.

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