Showing Southwest only (incl. its regional partners)All airlines ×
1 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines
No nonstop, and no clear pattern: the best connection reaches Columbus on time 9 times in 10.
Flights, best and worst
Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.
No Southwest flight on this route ran 150+ times in the year.
Nonstops by airline and airport
Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.
| Southwest | SEA | CMH | – | 100%few flights | 0.0% | 1 | Not flying now |
Alternatives with one stop
All connections →| SouthwestDetails → | SEA 23:05 → MDW 05:00WN 2304 | 2h 45m Chicago | MDW 07:45 → CMH 10:05 +1WN 4093 | 8h 00m | 98% | 91% |
| SouthwestDetails → | SEA 05:15 → DEN 08:50WN 3615 | 1h 40m Denver | DEN 10:30 → CMH 15:15WN 1508 | 7h 00m | 96% | 64% |
| SouthwestDetails → | SEA 07:50 → DEN 11:25WN 3397 | 3h 15m Denver | DEN 14:40 → CMH 19:20WN 1509 | 8h 30m | 100% | 60% |
About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON