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(WN) Southwest Airlines 1574 On-Time Performance Rating

Date Range:

01-Aug-2026 to 30-Sep-2026

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
12
63%
Late
2
11%
Very Late
4
21%
Excessive
1
5%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
19
Total Delays ( > 1 min )
9
Codeshares
0
Average Delay (min.)
24.22222222222222
Standard Deviation
12.7
Min
0
Max
46

WN 1574 On-Time Performance Details

Overall Rating
2.1 of 5
Average
Percentage On-Time 63%
Average Delay Time 24.22222222222222 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.1 shows that this flight has on-time performance characteristics better than 41% of all other flights in the FlightStats database.
On-Time Performance Rating
0.6 of 5
Poor
Percentage On-Time 63%
This flight has an on-time performance of 63%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 12% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 24.22222222222222 min
This flight has an average delay of 24.22222222222222 minutes with a standard deviation of 12.7 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.

Other Stops for WN 1574