Southwest Airlines departures from Atlanta, GA (ATL)

Among 17,795 scheduled Southwest Airlines flights departing ATL, 75.9% arrived on time, 13.8% arrived at least 30 minutes late, and 1.1% 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

75.9%arrived on time

13.8%30+ min late

1.1%cancelled

17,795scheduled flights

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

30+ minutes late13.8%

60+ minutes late6.8%

Cancelled1.1%

Diverted0.3%

What does the Southwest Airlines ATL sample show?

Southwest Airlines completed 98.5% of its scheduled departures from ATL; 6.8% arrived at least one hour late and 0.3% were diverted.

What were Southwest Airlines at ATL disruption rates?

For Southwest Airlines departures from ATL, 13.8% arrived at least 30 minutes late, 1.1% were cancelled, and 0.3% were diverted.

Compare all airlines at ATL

How large was the Southwest Airlines cohort at ATL?

The Southwest Airlines cohort at ATL contained 17,795 scheduled flights, including 17,530 completed flights, 204 cancellations, and 61 diversions.