Southwest Airlines Delays in 2026
77.7% of flights arrived on time in 2026
565,543Flights
77.7%On-time
12.5 minAvg delay
1.1%Cancelled
0.2%Diverted
Delay causes
- Air carrier30.1%
- Extreme weather2%
- National Aviation System18.2%
- Security0.4%
- Late-arriving aircraft49.4%
← 2025 · Southwest Airlines overview
On-time = arrival within 15 minutes of schedule, per U.S. DOT definitions. Source: Bureau of Transportation Statistics (public domain). Delay-cause attribution is reported by carriers since June 2003.