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(WN) Southwest Airlines 458 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(MDW) Chicago Midway International Airport

Chicago, IL, US

(MCI) Kansas City International Airport

Kansas City, MO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
29
76%
Late
3
8%
Very Late
3
8%
Excessive
3
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
38
Total Delays ( > 1 min )
19
Codeshares
0
Average Delay (min.)
23.68421052631579
Standard Deviation
25.3
Min
0
Max
106

WN 458 On-Time Performance Details

Overall Rating
2.7 of 5
Average
Percentage On-Time 76%
Average Delay Time 23.68421052631579 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.7 shows that this flight has on-time performance characteristics better than 52% of all other flights in the FlightStats database.
On-Time Performance Rating
1.7 of 5
Average
Percentage On-Time 76%
This flight has an on-time performance of 76%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 34% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 23.68421052631579 min
This flight has an average delay of 23.68421052631579 minutes with a standard deviation of 25.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.

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