background

(WN) Southwest Airlines 1738 On-Time Performance Rating

Date Range:

01-Oct-2025 to 30-Nov-2025

(PHL) Philadelphia International Airport

Philadelphia, PA, US

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
30
97%
Late
1
3%
Very Late
0
0%
Excessive
0
0%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
31
Total Delays ( > 1 min )
8
Codeshares
0
Average Delay (min.)
8.125
Standard Deviation
5.9
Min
0
Max
17

WN 1738 On-Time Performance Details

Overall Rating
4.7 of 5
Very Good
Percentage On-Time 97%
Average Delay Time 8.125 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.7 shows that this flight has on-time performance characteristics better than 93% of all other flights in the FlightStats database.
On-Time Performance Rating
5.0 of 5
Very Good
Percentage On-Time 97%
This flight has an on-time performance of 97%. 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
4.4 of 5
Good
Average Delay Time 8.125 min
This flight has an average delay of 8.125 minutes with a standard deviation of 5.9 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 88% of other flights.

Other Stops for WN 1738