No clear winner: Southwest’s RDU → ATL flights land within a few points of 9 in 10 on time whatever the hour.
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).
Pick an hour to see this route’s flights leaving then.
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 | RDU | ATL | 1h 30m | 91% | 0.9% | 216 | Not flying now |
Alternatives with one stop
All connections →| SouthwestDetails → | RDU 06:25 → STL 07:30WN 3435 | 2h 30m St Louis | STL 10:00 → ATL 12:35WN 236 | 6h 10m | 98% | 91% |
| SouthwestDetails → | RDU 06:10 → BWI 07:15WN 3422 | 1h 05m Baltimore | BWI 08:20 → ATL 10:20WN 3931 | 4h 08m | 97% | 89% |
| SouthwestDetails → | RDU 05:05 → HOU 06:50WN 4771 | 2h 55m Houston | HOU 09:45 → ATL 12:48WN 1947 | 7h 42m | 100% | 73% |
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