St. Petersburg (PIE) to Des Moines (DSM): On-Time Performance
Data through July 2026
St. Petersburg (PIE) to Des Moines (DSM) is a thinner route than most in this dataset — 186 departures over the past year, roughly 4 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 76% arrived on time.
- On-time
- 76%
- arrived <15 min late
- Avg delay
- 20 min
- completed flights
- Cancelled
- 1.8%
- Flights/day
- 0.51
- last 12 months
- Duration
- 2h 58m
- scheduled
- Distance
- 1,126 mi
Monthly on-time trend
Best time to fly from PIE to DSM
Aim for departures around 11 a.m. (87% on-time); avoid 8 p.m. departures (62%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 74% | 23 min |
| Tuesdaybest | 87% | 5 min |
| Wednesday | 84% | 10 min |
| Thursday | 74% | 19 min |
| Friday | 73% | 25 min |
| Saturday | 80% | 11 min |
| Sunday | 67% | 29 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft59%
- Airline operations17%
- National airspace system18%
- Weather7%
Frequently asked questions
- How often are flights from PIE to DSM delayed?
- 24% of PIE–DSM flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 20 minutes.
- What is the best time of day to fly from PIE to DSM?
- Departures around 11 a.m. have the best record (87% on-time), while departures around 8 p.m. have the worst (62%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from PIE to DSM?
- The scheduled PIE–DSM flight time averages 2h 58m over 1,126 miles. Actual arrival times vary — flights on this route land 15+ minutes late 24% of the time.
- How often are PIE to DSM flights cancelled?
- 1.8% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, slightly above the national rate of 1.6%.
- What day of the week is most reliable for PIE to DSM?
- Wednesday flights have the best record at 84% on-time. Day-of-week differences on this route are meaningful — Sunday trails at 67%.
Explore related pages
More routes from PIE
Other ways to fly to Des Moines (DSM)
Related guides
Based on 443 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.