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(WN) Southwest Airlines 2399 On-Time Performance Rating

Date Range:

15-Mar-2026 to 15-May-2026

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

(PHX) Phoenix Sky Harbor International Airport

Phoenix, AZ, US

On-Time Performance Chart

(using rounded numbers)
On-Time
16
48%
Late
8
24%
Very Late
1
3%
Excessive
8
24%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
33
Total Delays ( > 1 min )
25
Codeshares
0
Average Delay (min.)
34.56
Standard Deviation
34.8
Min
0
Max
128

WN 2399 On-Time Performance Details

Overall Rating
0.9 of 5
Poor
Percentage On-Time 49%
Average Delay Time 34.56 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 0.9 shows that this flight has on-time performance characteristics better than 16% of all other flights in the FlightStats database.
On-Time Performance Rating
0.0 of 5
Very Poor
Percentage On-Time 49%
This flight has an on-time performance of 49%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 0% of other flights.
Delay Performance
1.7 of 5
Average
Average Delay Time 34.56 min
This flight has an average delay of 34.56 minutes with a standard deviation of 34.8 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 34% of other flights.

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