Showing Southwest only (incl. its regional partners)All airlines ×
159 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines
No clear winner: Southwest’s CHS → STL flights land within a few points of 4 in 5 on time whatever the hour.
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.
All 1 Southwest flights in the current schedule
Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.
| WN 493 | CHS 16:45 | STL 17:50 | 2h 10m | 57 | 67% | 0.0% | 68 min |
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 | CHS | STL | 2h 15m | 80% | 0.6% | 159 | 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