(WN) Southwest Airlines 4459 On-Time Performance Rating

Date Range:

15-Jan-2026 to 15-Mar-2026

(BWI) Baltimore Washington International Airport

Baltimore, MD, US

(CLT) Charlotte Douglas International Airport

Charlotte, NC, US

On-Time Performance Chart

(using rounded numbers)

On-Time

79%

Late

Very Late

Excessive

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

24.857142857142858

Standard Deviation

21.6

Min

Max

WN 4459 On-Time Performance Details

Overall Rating

3.6 of 5

Good

Percentage On-Time 82%

Average Delay Time 24.857142857142858 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.6 shows that this flight has on-time performance characteristics better than 71% of all other flights in the FlightStats database.

On-Time Performance Rating

3.9 of 5

Good

Percentage On-Time 82%

This flight has an on-time performance of 82%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 79% of other flights.

Delay Performance

3.3 of 5

Average

Average Delay Time 24.857142857142858 min

This flight has an average delay of 24.857142857142858 minutes with a standard deviation of 21.6 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 66% of other flights.