Best Time to Fly BNA to DSM: On-Time Stats by Hour & Airline
Nashville International → Des Moines International
Data through July 2026 · Last updated October 18, 2026
165 flights were scheduled from Nashville (BNA) to Des Moines (DSM) in the last 12 months, and 80.9% of those that flew arrived on time, 3.2 points above the US average of 77.6%.
Allegiant Air was the only reporting airline with regular flights on this route.
October has been the best month (97% on time) and Sunday the weakest day of the week (78%).
1.8% of flights were cancelled, versus 1.8% nationally.
BNA to DSM 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 | 80.9% | 150 min | 1.8% | 165 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly BNA to DSM
On-time arrival % by scheduled departure hour (local time), 349 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | Limited data | 2 | |
| 7am–8am | Limited data | 15 | |
| 8am–9am | 87.2% | 2.5% | 40 |
| 9am–10am | Limited data | 2 | |
| 10am–11am | Limited data | 10 | |
| 11am–12pm | 92.0% | 0.0% | 50 |
| 12pm–1pm | Limited data | 5 | |
| 1pm–2pm | Limited data | 1 | |
| 2pm–3pm | Limited data | 3 | |
| 3pm–4pm | 80.4% | 0.0% | 51 |
| 4pm–5pm | 77.3% | 4.3% | 46 |
| 5pm–6pm | Limited data | 9 | |
| 6pm–7pm | Limited data | 27 | |
| 7pm–8pm | Limited data | 19 | |
| 8pm–9pm | 50.0% | 0.0% | 30 |
| 9pm–10pm | 89.7% | 0.0% | 39 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on BNA to DSM
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 | 6 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 13 | ||
| Summer peak (Jun 15 - Aug 15) | 69.7% | -18.1 pts | 0.0% | 90 |
| All other days | 87.8% | — | 1.2% | 240 |
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).