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(WN) Southwest Airlines 457 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

(RSW) Southwest Florida International Airport

Fort Myers, FL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
25
76%
Late
6
18%
Very Late
1
3%
Excessive
1
3%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
33
Total Delays ( > 1 min )
12
Codeshares
0
Average Delay (min.)
20.416666666666668
Standard Deviation
16.5
Min
0
Max
62

WN 457 On-Time Performance Details

Overall Rating
3.0 of 5
Average
Percentage On-Time 76%
Average Delay Time 20.416666666666668 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3 shows that this flight has on-time performance characteristics better than 59% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 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 42% of other flights.
Delay Performance
3.9 of 5
Good
Average Delay Time 20.416666666666668 min
This flight has an average delay of 20.416666666666668 minutes with a standard deviation of 16.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 79% of other flights.

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