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(WS) WestJet 7399 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

On-Time Performance Chart

(using rounded numbers)
On-Time
7
70%
Late
1
10%
Very Late
0
0%
Excessive
1
10%
Cancelled
0
0%
Diverted
1
10%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
9
Total Delays ( > 1 min )
4
Codeshares
9
Average Delay (min.)
22.75
Standard Deviation
18.7
Min
0
Max
47

WS 7399 On-Time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 78%
Average Delay Time 22.75 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 51% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 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 42% of other flights.
Delay Performance
3.1 of 5
Average
Average Delay Time 22.75 min
This flight has an average delay of 22.75 minutes with a standard deviation of 18.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 62% of other flights.

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