Leave before 9 am: 9 in 10 depart on time. After 4 pm it’s barely half.
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.
All 10 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 1396 | STL 05:05 | DAL 06:45 | 1h 40m | 41 | 90% | 0.0% | 92 min |
| WN 23 | STL 08:10 | DAL 09:50 | 1h 40m | 26 | 72% | 0.0% | 45 min |
| WN 3790 | STL 08:25 | DAL 10:05 | 1h 40m | 16 | 100% | 0.0% | – |
| WN 4196 | STL 09:45 | DAL 11:25 | 1h 40m | 12 | 92% | 0.0% | 18 min |
| WN 3749 | STL 12:40 | DAL 14:20 | 1h 40m | 16 | 88% | 0.0% | 132 min |
| WN 1322 | STL 14:15 | DAL 15:55 | 1h 40m | 26 | 64% | 0.0% | 90 min |
| WN 1792 | STL 14:20 | DAL 16:00 | 1h 40m | 16 | 75% | 0.0% | 131 min |
| WN 1417 | STL 17:30 | DAL 19:10 | 1h 40m | 26 | 36% | 3.8% | 71 min |
| WN 3597 | STL 18:42 | DAL 20:22 | 1h 40m | 50 | 53% | 2.0% | 48 min |
| WN 3904 | STL 21:50 | DAL 23:30 | 1h 40m | 50 | 30% | 0.0% | 53 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 | STL | DAL | 1h 45m | 77% | 1.5% | 1,952 | 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