No clear winner: Southwest’s DSM → PHX flights land within a few points of 3 in 4 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 | DSM | PHX | 3h 05m | 75% | 1.2% | 166 | Not flying now |
Alternatives with one stop
All connections →| SouthwestDetails → | DSM 05:10 → MDW 06:30WN 1772 | 2h 10m Chicago | MDW 08:40 → PHX 10:20WN 3016 | 7h 10m | 95% | 88% |
| SouthwestDetails → | DSM 06:10 → DEN 07:00WN 1769 | 1h 40m Denver | DEN 08:40 → PHX 09:35WN 431 | 5h 25m | 88% | 79% |
| SouthwestDetails → | DSM 15:45 → MDW 17:05WN 1524 | 3h 30m Chicago | MDW 20:35 → PHX 22:15WN 2863 | 8h 30m | 100% | 44% |
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