Best Time to Fly BNA to MIA: On-Time Stats by Hour & Airline
Nashville International → Miami International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 75.0% of Nashville (BNA) to Miami (MIA) flights arrived on time (2,537 scheduled flights). That is 2.6 points below the national average of 77.6%.
American Airlines was the most punctual of the 5 airlines on the route at 78.1%, while Republic Airways trailed at 66.7%.
October has been the best month (83% on time) and Sunday the weakest day of the week (69%).
1.3% of flights were cancelled, versus 1.8% nationally.
BNA to MIA 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 |
|---|---|---|---|---|
| American Airlines | 78.1% | 94 min | 1.2% | 1,336 |
| Spirit Airlines | 74.1% | 72 min | 3.6% | 56 |
| Envoy Air | 72.7% | 68 min | 1.4% | 350 |
| Southwest Airlines | 71.2% | 48 min | 1.1% | 758 |
| Republic Airways | 66.7% | 64 min | 2.7% | 37 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly BNA to MIA
On-time arrival % by scheduled departure hour (local time), 4,792 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 89.2% | 1.8% | 569 |
| 6am–7am | 88.7% | 0.0% | 231 |
| 7am–8am | 81.2% | 0.7% | 747 |
| 8am–9am | 85.6% | 2.8% | 107 |
| 9am–10am | 86.2% | 1.4% | 148 |
| 10am–11am | 84.9% | 0.9% | 426 |
| 11am–12pm | 75.1% | 0.8% | 491 |
| 12pm–1pm | 71.6% | 1.0% | 97 |
| 1pm–2pm | 68.5% | 0.8% | 132 |
| 2pm–3pm | 59.1% | 1.3% | 75 |
| 3pm–4pm | 76.2% | 3.9% | 127 |
| 4pm–5pm | 68.9% | 1.9% | 310 |
| 5pm–6pm | 66.5% | 0.7% | 409 |
| 6pm–7pm | 63.4% | 1.4% | 714 |
| 7pm–8pm | 45.5% | 1.4% | 145 |
| 8pm–9pm | 65.3% | 0.0% | 49 |
| 9pm–10pm | Limited data | 15 | |
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 MIA
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) | 82.8% | +5.4 pts | 0.0% | 87 |
| Christmas & New Year (Dec 20 - Jan 3) | 77.6% | +0.2 pts | 1.0% | 194 |
| Summer peak (Jun 15 - Aug 15) | 65.3% | -12.0 pts | 0.8% | 775 |
| All other days | 77.3% | — | 1.3% | 3,736 |
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).