DCA → CMH Southwest Airlines

Southwest Airlines · Washington, DC to Columbus, OH · 351 flights, 2025-07-01 to 2026-06-30 · aggregated across 20 flight numbers

This route runs much more reliably at some times of day than others — 93% on-time departing 6–9am vs. 33% departing 3–6pm.
On-time arrival
81%
Median delay
-6 min
90th percentile
+30 min
Cancellation rate
0%

How on-time is Southwest Airlines from DCA to CMH?

Across every Southwest Airlines flight number on DCA → CMH (351 flights, 2025-07-01 to 2026-06-30), 81% arrived within 15 minutes of schedule. Median arrival delay -6 min; the worst 10% ran +30 min or later. 0% were cancelled.

Delay distribution

Arrival delay for completed flights (excludes cancellations and diversions).

ArrivalFlightsShare
Early / on-time28181%
16-30 min319%
31-60 min144%
61-120 min113%
2+ hrs103%

Performance by month

MonthFlightsOn-timeAvg delay
2025-073077%+29 min
2025-083187%0 min
2025-093093%-5 min
2025-102781%+7 min
2025-112763%+8 min
2025-122875%+25 min
2026-012692%-3 min
2026-022781%-5 min
2026-033177%-1 min
2026-043087%+8 min
2026-053184%+2 min
2026-062972%+12 min

Performance by day of week

DayFlightsOn-time
Mon5287%
Tue5392%
Wed5188%
Thu5175%
Fri5281%
Sat3683%
Sun5262%

Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…