Des Moines (DSM) to St. Petersburg (PIE): On-Time Performance
Data through May 2026
Des Moines (DSM) to St. Petersburg (PIE) 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, 73% arrived on time.
- On-time
- 73%
- arrived <15 min late
- Avg delay
- 24 min
- completed flights
- Cancelled
- 1.9%
- Flights/day
- 0.55
- last 12 months
- Duration
- 2h 45m
- scheduled
- Distance
- 1,126 mi
Monthly on-time trend
Best time to fly from DSM to PIE
Aim for departures around 6 a.m. (90% on-time); avoid 7 p.m. departures (61%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 67% | 35 min |
| Tuesdaybest | 87% | 5 min |
| Wednesday | 86% | 15 min |
| Thursday | 77% | 16 min |
| Friday | 74% | 22 min |
| Saturday | 72% | 17 min |
| Sunday | 61% | 33 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft22%
- Airline operations39%
- National airspace system29%
- Weather10%
Frequently asked questions
- How often are flights from DSM to PIE delayed?
- 27% of DSM–PIE 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 24 minutes.
- What is the best time of day to fly from DSM to PIE?
- Departures around 6 a.m. have the best record (90% on-time), while departures around 7 p.m. have the worst (61%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from DSM to PIE?
- The scheduled DSM–PIE flight time averages 2h 45m over 1,126 miles. Actual arrival times vary — flights on this route land 15+ minutes late 27% of the time.
- How often are DSM to PIE 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 DSM to PIE?
- Wednesday flights have the best record at 86% on-time. Day-of-week differences on this route are meaningful — Sunday trails at 61%.
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Based on 427 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.