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(WN) Southwest Airlines 4558 On-Time Performance Rating

Date Range:

01-Dec-2025 to 31-Jan-2026

(PIT) Pittsburgh International Airport

Pittsburgh, PA, US

(BWI) Baltimore Washington International Airport

Baltimore, MD, US

On-Time Performance Chart

(using rounded numbers)
On-Time
24
92%
Late
0
0%
Very Late
1
4%
Excessive
1
4%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
26
Total Delays ( > 1 min )
3
Codeshares
0
Average Delay (min.)
33.333333333333336
Standard Deviation
23.2
Min
0
Max
58

WN 4558 On-Time Performance Details

Overall Rating
3.8 of 5
Good
Percentage On-Time 92%
Average Delay Time 33.333333333333336 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.8 shows that this flight has on-time performance characteristics better than 75% of all other flights in the FlightStats database.
On-Time Performance Rating
4.9 of 5
Very Good
Percentage On-Time 92%
This flight has an on-time performance of 92%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 99% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 33.333333333333336 min
This flight has an average delay of 33.333333333333336 minutes with a standard deviation of 23.2 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.

Other Stops for WN 4558