Southwest Airlines departures from Charleston, SC (CHS)

Among 3,640 scheduled Southwest Airlines flights departing CHS, 78.3% arrived on time, 11.2% arrived at least 30 minutes late, and 0.9% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Origin and marketing-carrier cohort · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable

78.3%arrived on time

11.2%30+ min late

0.9%cancelled

3,640scheduled flights

Based on July 2025–June 2026; on time means arrival less than 15 minutes late.

30+ minutes late11.2%

60+ minutes late5.0%

Cancelled0.9%

Diverted0.6%

What does the Southwest Airlines CHS sample show?

Southwest Airlines completed 98.5% of its scheduled departures from CHS; 5.0% arrived at least one hour late and 0.6% were diverted.

What were Southwest Airlines at CHS disruption rates?

For Southwest Airlines departures from CHS, 11.2% arrived at least 30 minutes late, 0.9% were cancelled, and 0.6% were diverted.

Compare all airlines at CHS

How large was the Southwest Airlines cohort at CHS?

The Southwest Airlines cohort at CHS contained 3,640 scheduled flights, including 3,585 completed flights, 33 cancellations, and 22 diversions.