St. Petersburg (PIE) to Des Moines (DSM): On-Time Performance
Data through May 2026
St. Petersburg (PIE) to Des Moines (DSM) is a thinner route than most in this dataset — 201 departures over the past year, roughly 4 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 77% arrived on time.
- On-time
- 77%
- arrived <15 min late
- Avg delay
- 17 min
- completed flights
- Cancelled
- 1.9%
- Flights/day
- 0.55
- 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 10 a.m. (87% on-time); avoid 4 p.m. departures (67%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 74% | 24 min |
| Tuesdaybest | 87% | 5 min |
| Wednesday | 83% | 10 min |
| Thursday | 75% | 18 min |
| Friday | 78% | 15 min |
| Saturday | 80% | 9 min |
| Sunday | 66% | 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 aircraft55%
- Airline operations18%
- National airspace system19%
- Weather8%
Frequently asked questions
- How often are flights from PIE to DSM delayed?
- 23% of PIE–DSM flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 17 minutes.
- What is the best time of day to fly from PIE to DSM?
- Departures around 10 a.m. have the best record (87% on-time), while departures around 4 p.m. have the worst (67%). 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 23% of the time.
- How often are PIE to DSM flights cancelled?
- 1.9% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, 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 83% on-time. Day-of-week differences on this route are meaningful — Sunday trails at 66%.
Explore related pages
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Based on 427 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.