Southwest Airlines CMH to DCA on-time performance
Southwest Airlines nonstop flights from Columbus to Washington · Aug 2025 – Jul 2026
On-time arrivals
60%
arrived < 15 min late
Cancelled
1.1%
4 flights
Avg arrival delay
27 min
64 min when late
Rank on route
#4 of 4
route average 70% on time
Key facts
- Southwest Airlines flights on CMH to DCA arrived on time 60% of the time in Aug 2025 – Jul 2026.
- 1.1% were cancelled, and 14% arrived an hour or more late.
- That ranks #4 of 4 airlines on this route, which averaged 70% on time overall.
- The largest source of delay minutes was air traffic control & airport congestion (52%).
On-time trend by month
Why this airline's flights were late
- Air traffic control & airport congestion52%
- Late-arriving aircraft29%
- Airline (crew, maintenance, cleaning, fueling)19%
- Extreme weather0%
- Security0%
Other airlines on CMH to DCA
- Republic Airways68% on time · 21 min avg delay
- PSA Airlines69% on time · 30 min avg delay
- Envoy Air89% on time · 6 min avg delay
Full CMH to DCA comparison →
Southwest Airlines on-time record across all routes →
350 Southwest Airlines flights tracked on this route; 4 cancelled, 4 diverted.
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.