(WN) Southwest Airlines 523 On-Time Performance Rating

Date Range:

01-May-2026 to 30-Jun-2026

(LGA) New York LaGuardia Airport

New York, NY, US

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

On-Time Performance Chart

(using rounded numbers)

On-Time

90%

Late

Very Late

Excessive

10%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

24.8

Standard Deviation

26.8

Min

Max

WN 523 On-Time Performance Details

Overall Rating

4.0 of 5

Good

Percentage On-Time 90%

Average Delay Time 24.8 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4 shows that this flight has on-time performance characteristics better than 78% of all other flights in the FlightStats database.

On-Time Performance Rating

4.6 of 5

Very Good

Percentage On-Time 90%

This flight has an on-time performance of 90%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 92% of other flights.

Delay Performance

3.3 of 5

Average

Average Delay Time 24.8 min

This flight has an average delay of 24.8 minutes with a standard deviation of 26.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.