background

(WN) Southwest Airlines 858 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(SRQ) Sarasota Bradenton International Airport

Sarasota, FL, US

(MDW) Chicago Midway International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
10
36%
Late
7
25%
Very Late
4
14%
Excessive
5
18%
Cancelled
1
4%
Diverted
1
4%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
27
Total Delays ( > 1 min )
21
Codeshares
0
Average Delay (min.)
40.857142857142854
Standard Deviation
45.3
Min
0
Max
181

WN 858 On-Time Performance Details

Overall Rating
0.6 of 5
Poor
Percentage On-Time 37%
Average Delay Time 40.857142857142854 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.6 shows that this flight has on-time performance characteristics better than 11% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 37%
This flight has an on-time performance of 37%. 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
1.2 of 5
Poor
Average Delay Time 40.857142857142854 min
This flight has an average delay of 40.857142857142854 minutes with a standard deviation of 45.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 24% of other flights.

Other Stops for WN 858