Best Time to Fly MIA to BNA: On-Time Stats by Hour & Airline
Miami International → Nashville International
Data through July 2026 · Last updated October 18, 2026
2,536 flights were scheduled from Miami (MIA) to Nashville (BNA) in the last 12 months, and 70.4% of those that flew arrived on time, 7.2 points below the US average of 77.6%.
Among 5 airlines, Envoy Air led with 89.8% on time and American Airlines was last with 66.5%.
Over 24 months, Tuesday was the most reliable day (82% on time) and July the worst month (58%).
The cancellation rate was 1.2% (US average 1.8%).
MIA to BNA 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 |
|---|---|---|---|---|
| Envoy Air | 89.8% | 46 min | 1.1% | 348 |
| Spirit Airlines | 74.5% | 111 min | 3.5% | 57 |
| Republic Airways | 72.2% | 86 min | 2.7% | 37 |
| Southwest Airlines | 67.9% | 55 min | 0.9% | 758 |
| American Airlines | 66.5% | 73 min | 1.2% | 1,336 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MIA to BNA
On-time arrival % by scheduled departure hour (local time), 4,789 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | Limited data | 13 | |
| 6am–7am | 90.6% | 2.0% | 152 |
| 7am–8am | 93.0% | 0.7% | 289 |
| 8am–9am | 89.9% | 1.4% | 363 |
| 9am–10am | 86.1% | 1.1% | 378 |
| 10am–11am | 82.3% | 0.0% | 62 |
| 11am–12pm | 75.3% | 1.0% | 196 |
| 12pm–1pm | 73.9% | 1.1% | 182 |
| 1pm–2pm | 76.2% | 2.4% | 126 |
| 2pm–3pm | 71.9% | 1.0% | 395 |
| 3pm–4pm | 70.7% | 1.9% | 269 |
| 4pm–5pm | 63.9% | 0.9% | 701 |
| 5pm–6pm | 53.6% | 0.0% | 56 |
| 6pm–7pm | 56.9% | 1.7% | 118 |
| 7pm–8pm | 48.3% | 0.7% | 148 |
| 8pm–9pm | 65.7% | 1.1% | 475 |
| 9pm–10pm | 64.1% | 0.8% | 252 |
| 10pm–11pm | 64.8% | 1.7% | 596 |
| 11pm–12am | Limited data | 18 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on MIA to BNA
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) | 65.5% | -9.3 pts | 0.0% | 87 |
| Christmas & New Year (Dec 20 - Jan 3) | 74.5% | -0.3 pts | 0.5% | 193 |
| Summer peak (Jun 15 - Aug 15) | 60.8% | -13.9 pts | 0.8% | 774 |
| All other days | 74.8% | — | 1.3% | 3,735 |
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).