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(WN) Southwest Airlines 2012 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(MDW) Chicago Midway International Airport

Chicago, IL, US

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
33
92%
Late
1
3%
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
36
Total Delays ( > 1 min )
8
Codeshares
0
Average Delay (min.)
17.875
Standard Deviation
19.8
Min
0
Max
56

WN 2012 On-Time Performance Details

Overall Rating
4.6 of 5
Very Good
Percentage On-Time 92%
Average Delay Time 17.875 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.6 shows that this flight has on-time performance characteristics better than 90% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 92%
This flight has an on-time performance of 92%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 100% of other flights.
Delay Performance
4.1 of 5
Good
Average Delay Time 17.875 min
This flight has an average delay of 17.875 minutes with a standard deviation of 19.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.

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