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(WN) Southwest Airlines 1499 On-Time Performance Rating

Date Range:

01-Nov-2025 to 31-Dec-2025

(PHL) Philadelphia International Airport

Philadelphia, PA, US

(STL) St Louis Lambert International Airport

Saint Louis, MO, US

On-Time Performance Chart

(using rounded numbers)
On-Time
44
79%
Late
6
11%
Very Late
2
4%
Excessive
4
7%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
56
Total Delays ( > 1 min )
20
Codeshares
0
Average Delay (min.)
49.1
Standard Deviation
94.3
Min
0
Max
341

WN 1499 On-Time Performance Details

Overall Rating
2.3 of 5
Average
Percentage On-Time 79%
Average Delay Time 49.1 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 2.3 shows that this flight has on-time performance characteristics better than 44% of all other flights in the FlightStats database.
On-Time Performance Rating
3.8 of 5
Good
Percentage On-Time 79%
This flight has an on-time performance of 79%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 76% of other flights.
Delay Performance
0.7 of 5
Poor
Average Delay Time 49.1 min
This flight has an average delay of 49.1 minutes with a standard deviation of 94.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 14% of other flights.

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