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(WN) Southwest Airlines 1440 On-Time Performance Rating

Date Range:

01-Jan-2026 to 28-Feb-2026

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

(MCI) Kansas City International Airport

Kansas City, MO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
2
67%
Late
1
33%
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
3
Total Delays ( > 1 min )
2
Codeshares
0
Average Delay (min.)
14
Standard Deviation
17
Min
0
Max
26

WN 1440 On-Time Performance Details

Overall Rating
2.6 of 5
Average
Percentage On-Time 67%
Average Delay Time 14 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.6 shows that this flight has on-time performance characteristics better than 51% of all other flights in the FlightStats database.
On-Time Performance Rating
1.7 of 5
Average
Percentage On-Time 67%
This flight has an on-time performance of 67%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 34% of other flights.
Delay Performance
3.5 of 5
Average
Average Delay Time 14 min
This flight has an average delay of 14 minutes with a standard deviation of 17 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 69% of other flights.

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