Leave before 9 am: 95% depart on time. After 4 pm it’s 4 in 5.
Time of day × airport
Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).
Airlines on this route
Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
| Delta (incl. Endeavor) | 2,827 | 90% | 1.6% | 87 min |
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.
| DL 3028 | GSP 05:44 | ATL 06:45 | 98% |
| DL 3089 | GSP 10:03 | ATL 11:05 | 93% |
| DL 1146 | GSP 06:45 | ATL 07:49 | 93% |
| DL 1619 | GSP 08:52 | ATL 09:57 | 92% |
| DL 2158 | GSP 11:42 | ATL 12:45 | 92% |
| · · · | |||
| DL 1725 | GSP 13:09 | ATL 14:15 | 88% |
| DL 1273 | GSP 15:21 | ATL 16:26 | 86% |
| DL 3095 | GSP 17:16 | ATL 18:25 | 84% |
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 | GSP | ATL | 1h 05m | 90% | 1.6% | 2,827 | Flying now |
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