Showing Southwest only (incl. its regional partners)All airlines ×
34 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines
No nonstop, and no clear pattern: the best connection reaches St Louis on time 93% of 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 | PDX | STL | 3h 45m | 79%few flights | 0.0% | 34 | Not flying now |
Alternatives with one stop
All connections →| SouthwestDetails → | PDX 23:30 → MDW 05:20WN 3203 | 2h 30m Chicago | MDW 07:50 → STL 09:10 +1WN 2900 | 7h 40m | 100% | 93% |
| SouthwestDetails → | PDX 05:00 → LAS 07:10WN 344 | 4h 00m Las Vegas | LAS 11:10 → STL 16:25WN 2369 | 9h 25m | 100% | 90% |
| SouthwestDetails → | PDX 05:50 → DEN 09:15WN 3195 | 50m Denver | DEN 10:05 → STL 13:20WN 1753 | 5h 30m | 89% | 86% |
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