Showing Southwest only (incl. its regional partners)All airlines ×
2 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines
No nonstop, and no clear pattern: the best connection reaches Denver on time barely half 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 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 | GSP | DEN | – | 0%few flights | 0.0% | 2 | Not flying now |
Alternatives with one stop
All connections →| SouthwestDetails → | GSP 18:50 → BNA 19:05WN 2982 | 2h 45m Nashville | BNA 21:50 → DEN 23:40WN 506 | 6h 50m | 88% | 54% |
| SouthwestDetails → | GSP 08:25 → BWI 09:50WN 1899 | 3h 00m Baltimore | BWI 12:50 → DEN 14:35WN 937 | 8h 10m | 100% | 47% |
| SouthwestDetails → | GSP 13:55 → BWI 15:25WN 4126 | 1h 30m Baltimore | BWI 16:55 → DEN 18:55WN 939 | 7h 00m | 88% | 46% |
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