Best Time to Fly DSM to PIE: On-Time Stats by Hour & Airline
Des Moines International → St Pete Clearwater International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 75.1% of Des Moines (DSM) to St. Petersburg (PIE) flights arrived on time (186 scheduled flights). That is 2.5 points below the national average of 77.6%.
Allegiant Air was the only reporting airline with regular flights on this route.
May has been the best month (84% on time) and Sunday the weakest day of the week (59%).
1.6% of flights were cancelled, versus 1.8% nationally.
DSM to PIE on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Allegiant Air | 75.1% | 87 min | 1.6% | 186 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DSM to PIE
On-time arrival % by scheduled departure hour (local time), 416 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | Limited data | 20 | |
| 7am–8am | 91.7% | 2.0% | 50 |
| 8am–9am | 67.7% | 3.1% | 32 |
| 9am–10am | 67.4% | 0.0% | 43 |
| 10am–11am | 86.0% | 0.0% | 43 |
| 11am–12pm | Limited data | 11 | |
| 12pm–1pm | Limited data | 3 | |
| 1pm–2pm | Limited data | 10 | |
| 2pm–3pm | Limited data | 9 | |
| 3pm–4pm | 65.7% | 0.9% | 108 |
| 4pm–5pm | Limited data | 22 | |
| 5pm–6pm | Limited data | 4 | |
| 6pm–7pm | Limited data | 22 | |
| 7pm–8pm | 63.2% | 2.6% | 39 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DSM to PIE
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | Limited data | 12 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 20 | ||
| Summer peak (Jun 15 - Aug 15) | 74.2% | -0.4 pts | 1.1% | 92 |
| All other days | 74.6% | — | 1.4% | 292 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).