Best Time to Fly IND to MIA: On-Time Stats by Hour & Airline
Indianapolis International → Miami International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 80.1% of Indianapolis (IND) to Miami (MIA) flights arrived on time (931 scheduled flights). That is 2.5 points above the national average of 77.6%.
Among 3 airlines, American Airlines led with 81.7% on time and Envoy Air was last with 73.2%.
Over 24 months, Wednesday was the most reliable day (84% on time) and August the worst month (66%).
The cancellation rate was 1.2% (US average 1.8%).
IND 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 | 81.7% | 106 min | 1.5% | 749 |
| Southwest Airlines | 75.0% | 46 min | 0.0% | 116 |
| Envoy Air | 73.2% | 72 min | 0.0% | 56 |
| Frontier Airlines | Limited data | 4 | ||
| Delta Air Lines | Limited data | 2 | ||
| Republic Airways | Limited data | 4 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly IND to MIA
On-time arrival % by scheduled departure hour (local time), 1,879 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 85.5% | 1.6% | 63 |
| 6am–7am | 86.9% | 1.5% | 671 |
| 7am–8am | 75.0% | 2.0% | 147 |
| 8am–9am | Limited data | 6 | |
| 9am–10am | Limited data | 12 | |
| 10am–11am | 86.7% | 1.0% | 100 |
| 11am–12pm | 80.3% | 0.6% | 180 |
| 12pm–1pm | 84.8% | 0.9% | 106 |
| 1pm–2pm | 78.1% | 0.0% | 64 |
| 2pm–3pm | 75.8% | 0.0% | 62 |
| 3pm–4pm | Limited data | 9 | |
| 4pm–5pm | Limited data | 23 | |
| 5pm–6pm | 83.0% | 1.7% | 60 |
| 6pm–7pm | 69.0% | 0.0% | 126 |
| 7pm–8pm | 65.3% | 2.8% | 249 |
| 8pm–9pm | Limited data | 1 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on IND 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) | 63.2% | -18.4 pts | 0.0% | 38 |
| Christmas & New Year (Dec 20 - Jan 3) | 75.9% | -5.7 pts | 0.0% | 87 |
| Summer peak (Jun 15 - Aug 15) | 73.0% | -8.5 pts | 2.8% | 251 |
| All other days | 81.6% | — | 1.3% | 1,503 |
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).