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(WN) Southwest Airlines 3727 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(LAX) Los Angeles International Airport

Los Angeles, CA, US

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
10
77%
Late
1
8%
Very Late
1
8%
Excessive
0
0%
Cancelled
1
8%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
13
Total Delays ( > 1 min )
4
Codeshares
0
Average Delay (min.)
16.5
Standard Deviation
11.2
Min
0
Max
31

WN 3727 On-Time Performance Details

Overall Rating
2.9 of 5
Average
Percentage On-Time 77%
Average Delay Time 16.5 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.9 shows that this flight has on-time performance characteristics better than 56% of all other flights in the FlightStats database.
On-Time Performance Rating
2.1 of 5
Average
Percentage On-Time 77%
This flight has an on-time performance of 77%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 42% of other flights.
Delay Performance
3.6 of 5
Good
Average Delay Time 16.5 min
This flight has an average delay of 16.5 minutes with a standard deviation of 11.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 73% of other flights.

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