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(WN) Southwest Airlines 1440 On-Time Performance Rating

Date Range:

15-May-2025 to 15-Jul-2025

(BOS) Boston Logan International Airport

Boston, MA, US

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
25
86%
Late
2
7%
Very Late
0
0%
Excessive
1
3%
Cancelled
1
3%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
29
Total Delays ( > 1 min )
8
Codeshares
0
Average Delay (min.)
23.375
Standard Deviation
39.5
Min
0
Max
119

WN 1440 On-Time Performance Details

Overall Rating
4.3 of 5
Good
Percentage On-Time 86%
Average Delay Time 23.375 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.3 shows that this flight has on-time performance characteristics better than 85% of all other flights in the FlightStats database.
On-Time Performance Rating
4.8 of 5
Very Good
Percentage On-Time 86%
This flight has an on-time performance of 86%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 96% of other flights.
Delay Performance
3.8 of 5
Good
Average Delay Time 23.375 min
This flight has an average delay of 23.375 minutes with a standard deviation of 39.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 76% of other flights.

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