Showing Delta 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 92% of the time.
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 Delta 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.
| Delta | SEA | CMH | – | 100%few flights | 0.0% | 1 | Not flying now |
Alternatives with one stop
All connections →| DeltaDetails → | SEA 23:10 → DTW 06:27DL 810 | 3h 48m Detroit | DTW 10:15 → CMH 11:27 +1DL 5810 · flown by Republic | 9h 17m | 99% | 92% |
| DeltaDetails → | SEA 23:59 → MSP 05:17DL 953 | 1h 48m Minneapolis | MSP 07:05 → CMH 10:03 +1DL 2772 | 7h 04m | 98% | 91% |
| DeltaDetails → | SEA 23:59 → ATL 07:46DL 652 | 2h 24m Atlanta | ATL 10:10 → CMH 11:48 +1DL 1522 | 8h 49m | 99% | 87% |
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