(WS) WestJet 5491 On-Time Performance Rating

Date Range:

15-Jun-2025 to 15-Aug-2025

(BOS) Boston Logan International Airport

Boston, MA, US

(ORD) Chicago O'Hare International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)

On-Time

48%

Late

Very Late

12%

Excessive

21%

Cancelled

12%

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

50.25

Standard Deviation

41.8

Min

Max

139

WS 5491 On-Time Performance Details

Overall Rating

0.5 of 5

Very Poor

Percentage On-Time 52%

Average Delay Time 50.25 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.5 shows that this flight has on-time performance characteristics better than 8% of all other flights in the FlightStats database.

On-Time Performance Rating

0.0 of 5

Very Poor

Percentage On-Time 52%

This flight has an on-time performance of 52%. 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

0.9 of 5

Poor

Average Delay Time 50.25 min

This flight has an average delay of 50.25 minutes with a standard deviation of 41.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 18% of other flights.