Best Time to Fly MIA to DTW: On-Time Stats by Hour & Airline
Miami International → Detroit Metro Wayne County
Data through July 2026 · Last updated October 18, 2026
1,774 flights were scheduled from Miami (MIA) to Detroit (DTW) in the last 12 months, and 72.7% of those that flew arrived on time, 4.9 points below the US average of 77.6%.
Envoy Air was the most punctual of the 5 airlines on the route at 81.5%, while Spirit Airlines trailed at 61.4%.
October has been the best month (87% on time) and Sunday the weakest day of the week (68%).
1.4% of flights were cancelled, versus 1.8% nationally.
MIA to DTW 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 | 81.5% | 52 min | 0.0% | 92 |
| Delta Air Lines | 77.1% | 89 min | 1.0% | 940 |
| American Airlines | 68.9% | 64 min | 1.0% | 394 |
| Frontier Airlines | 67.7% | 88 min | 3.1% | 64 |
| Spirit Airlines | 61.4% | 70 min | 3.6% | 274 |
| Republic Airways | Limited data | 10 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly MIA to DTW
On-time arrival % by scheduled departure hour (local time), 3,464 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | Limited data | 5 | |
| 6am–7am | Limited data | 12 | |
| 7am–8am | Limited data | 13 | |
| 8am–9am | 91.8% | 0.5% | 673 |
| 9am–10am | 75.0% | 3.8% | 79 |
| 10am–11am | 76.3% | 0.0% | 38 |
| 11am–12pm | 77.0% | 0.0% | 148 |
| 12pm–1pm | 77.3% | 0.7% | 591 |
| 1pm–2pm | 77.3% | 1.5% | 130 |
| 2pm–3pm | 72.7% | 0.0% | 121 |
| 3pm–4pm | 72.5% | 2.8% | 71 |
| 4pm–5pm | 51.8% | 1.1% | 87 |
| 5pm–6pm | 65.6% | 0.0% | 244 |
| 6pm–7pm | 68.7% | 1.9% | 324 |
| 7pm–8pm | 67.6% | 0.4% | 242 |
| 8pm–9pm | 61.2% | 1.2% | 570 |
| 9pm–10pm | 70.3% | 4.3% | 116 |
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 DTW
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) | 70.3% | -5.2 pts | 0.0% | 64 |
| Christmas & New Year (Dec 20 - Jan 3) | 61.1% | -14.4 pts | 1.8% | 170 |
| Summer peak (Jun 15 - Aug 15) | 70.8% | -4.7 pts | 1.2% | 483 |
| All other days | 75.5% | — | 0.9% | 2,747 |
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).