(WN) Southwest Airlines 1637 On-Time Performance Rating

Date Range:

01-Jul-2025 to 31-Aug-2025

(BWI) Baltimore Washington International Airport

Baltimore, MD, US

(CHS) Charleston International Airport

Charleston, SC, US

On-Time Performance Chart

(using rounded numbers)

On-Time

89%

Late

Very Late

Excessive

11%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

19.444444444444443

Standard Deviation

26.3

Min

Max

WN 1637 On-Time Performance Details

Overall Rating

4.4 of 5

Good

Percentage On-Time 90%

Average Delay Time 19.444444444444443 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 4.4 shows that this flight has on-time performance characteristics better than 87% of all other flights in the FlightStats database.

On-Time Performance Rating

4.7 of 5

Very Good

Percentage On-Time 90%

This flight has an on-time performance of 90%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 95% of other flights.

Delay Performance

4.1 of 5

Good

Average Delay Time 19.444444444444443 min

This flight has an average delay of 19.444444444444443 minutes with a standard deviation of 26.3 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 82% of other flights.