Miami (MIA) to Grand Rapids (GRR): On-Time Performance
Data through May 2026
Miami (MIA) to Grand Rapids (GRR) is a thinner route than most in this dataset — 208 departures over the past year, roughly 4 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 73% arrived on time, noticeably below the national average of 78%.
- On-time
- 73%
- arrived <15 min late
- Avg delay
- 20 min
- completed flights
- Cancelled
- 1.0%
- Flights/day
- 0.57
- last 12 months
- Duration
- 3h 27m
- scheduled
- Distance
- 1,214 mi
Best airline from MIA to GRR
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Envoy Airmost reliable | 86% | 6 min | 0.0% | 189 |
| American Airlines | 60% | 33 min | 2.0% | 200 |
Monthly on-time trend
Best time to fly from MIA to GRR
Aim for departures around 9 p.m. (94% on-time); avoid 7 p.m. departures (61%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 68% | 22 min |
| Tuesdaybest | 80% | 12 min |
| Wednesday | 73% | 27 min |
| Thursday | 74% | 18 min |
| Friday | 75% | 13 min |
| Saturday | 70% | 23 min |
| Sunday | 70% | 21 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft59%
- Airline operations31%
- National airspace system9%
- Weather1%
Frequently asked questions
- How often are flights from MIA to GRR delayed?
- 27% of MIA–GRR flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 20 minutes.
- Which airline is most reliable from MIA to GRR?
- Envoy Air has the best on-time record on this route at 86%, based on 189 flights. 2 airlines flew MIA–GRR frequently enough to compare in this period.
- What is the best time of day to fly from MIA to GRR?
- Departures around 9 p.m. have the best record (94% on-time), while departures around 7 p.m. have the worst (61%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from MIA to GRR?
- The scheduled MIA–GRR flight time averages 3h 27m over 1,214 miles. Actual arrival times vary — flights on this route land 15+ minutes late 27% of the time.
- How often are MIA to GRR flights cancelled?
- 1% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from MIA to GRR?
- March 2025 was the roughest month in this dataset, with only 50% of arrivals on time. The best was November 2024 at 100%. If your dates are flexible, that 50-point gap is worth planning around.
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Related guides
Based on 389 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.