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(WN) Southwest Airlines 635 On-Time Performance Rating

Date Range:

01-Mar-2025 to 30-Apr-2025

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

(PHL) Philadelphia International Airport

Philadelphia, PA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
18
78%
Late
1
4%
Very Late
3
13%
Excessive
1
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
23
Total Delays ( > 1 min )
9
Codeshares
0
Average Delay (min.)
32.333333333333336
Standard Deviation
40.4
Min
0
Max
133

WN 635 On-Time Performance Details

Overall Rating
2.2 of 5
Average
Percentage On-Time 78%
Average Delay Time 32.333333333333336 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.2 shows that this flight has on-time performance characteristics better than 43% of all other flights in the FlightStats database.
On-Time Performance Rating
2.3 of 5
Average
Percentage On-Time 78%
This flight has an on-time performance of 78%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 46% of other flights.
Delay Performance
2.1 of 5
Average
Average Delay Time 32.333333333333336 min
This flight has an average delay of 32.333333333333336 minutes with a standard deviation of 40.4 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 42% of other flights.

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