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(WN) Southwest Airlines 2591 On-Time Performance Rating

Date Range:

15-Oct-2025 to 15-Dec-2025

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

(MDW) Chicago Midway International Airport

Chicago, IL, US

On-Time Performance Chart

(using rounded numbers)
On-Time
15
94%
Late
0
0%
Very Late
0
0%
Excessive
1
6%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
16
Total Delays ( > 1 min )
4
Codeshares
0
Average Delay (min.)
30.5
Standard Deviation
42.4
Min
0
Max
94

WN 2591 On-Time Performance Details

Overall Rating
3.8 of 5
Good
Percentage On-Time 94%
Average Delay Time 30.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.8 shows that this flight has on-time performance characteristics better than 74% of all other flights in the FlightStats database.
On-Time Performance Rating
4.8 of 5
Very Good
Percentage On-Time 94%
This flight has an on-time performance of 94%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 96% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 30.5 min
This flight has an average delay of 30.5 minutes with a standard deviation of 42.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.

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