(WS) WestJet 5428 On-Time Performance Rating

Date Range:

15-Aug-2026 to 15-Oct-2026

(ATL) Atlanta Hartsfield-Jackson International Airport

Atlanta, GA, US

(SLC) Salt Lake City International Airport

Salt Lake City, UT, US

On-Time Performance Chart

(using rounded numbers)

On-Time

88%

Late

Very Late

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

27.2

Standard Deviation

29.2

Min

Max

WS 5428 On-Time Performance Details

Overall Rating

3.9 of 5

Good

Percentage On-Time 91%

Average Delay Time 27.2 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.9 shows that this flight has on-time performance characteristics better than 77% of all other flights in the FlightStats database.

On-Time Performance Rating

4.9 of 5

Very Good

Percentage On-Time 91%

This flight has an on-time performance of 91%. 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

2.9 of 5

Average

Average Delay Time 27.2 min

This flight has an average delay of 27.2 minutes with a standard deviation of 29.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 58% of other flights.