Route Reliability
Grand Rapids → Miami
GRR–MIA · 1,214 miles · Gerald R. Ford International Airport to Miami International Airport
- 79%
- Arrive within 15 minutes
- 9 min
- Average arrival delay
- 1.4%
- Cancelled
- 208
- Flights in the data
Data through May 2026.
American Airlines is the only airline in this data on this route, arriving on time 79% of the time across 208 flights. No comparison to make.
What the data says
Departure time hasn't mattered much.
On-time rates stay between 80% and 80% across the day.
Sunday scaries are real for this one.
GRR–MIA flights arrived on time 89% of the time on Tuesdays and just 72% on Sundays. That gap is worth planning around.
Trending in the right direction.
GRR–MIA flights arrived on time 83% of the time over the last three months in the data, compared with 75% in the three months before that.
Flights on this route
The breakdown
- Mon82%(28 flights)
- Tue89%(27 flights)
- Wed79%(29 flights)
- Thu79%(29 flights)
- Fri79%(28 flights)
- Sat77%(34 flights)
- Sun72%(29 flights)
- 3–6 AM80%(55 flights)
- 6–9 AM80%(145 flights)
- 12–3 PM—(4 flights)
Nov 86% → May 88% on time
| Month | On-time percentage | Flights |
|---|---|---|
| November 2025 | 86% | 28 |
| December 2025 | 58% | 31 |
| January 2026 | 73% | 33 |
| February 2026 | 93% | 29 |
| March 2026 | 86% | 29 |
| April 2026 | 77% | 30 |
| May 2026 | 88% | 24 |
Same trip, other airports
Keep nerding
Based on 208 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.