Route Reliability
Detroit → Grand Rapids
DTW–GRR · 120 miles · Detroit Metropolitan Wayne County Airport to Gerald R. Ford International Airport
- 73%
- Arrive within 15 minutes
- 20 min
- Average arrival delay
- 0.8%
- Cancelled
- 2,357
- Flights in the data
Data through May 2026.
Delta Air Lines is the only airline in this data on this route, arriving on time 73% of the time across 2,357 flights. No comparison to make.
What the data says
Morning-you made the right choice.
DTW–GRR flights departing between 9 AM–12 PM arrived on time 89% of the time, versus 67% between 6–9 PM.
Sunday scaries are real for this one.
DTW–GRR flights arrived on time 80% of the time on Saturdays. On Sundays: 68%.
Trending in the right direction.
DTW–GRR flights arrived on time 73% of the time over the last three months in the data, compared with 57% in the three months before that.
Best historical flights
Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.
Top flights by on-time rate
More flights on this route
The breakdown
- Mon69%(342 flights)
- Tue73%(343 flights)
- Wed75%(341 flights)
- Thu75%(340 flights)
- Fri71%(337 flights)
- Sat80%(290 flights)
- Sun68%(343 flights)
- 6–9 AM77%(325 flights)
- 9 AM–12 PM89%(153 flights)
- 12–3 PM74%(646 flights)
- 3–6 PM71%(424 flights)
- 6–9 PM67%(473 flights)
- 9 PM–12 AM70%(315 flights)
Jun 71% → May 86% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 71% | 215 |
| July 2025 | 69% | 233 |
| August 2025 | 79% | 212 |
| September 2025 | 87% | 197 |
| October 2025 | 87% | 207 |
| November 2025 | 82% | 190 |
| December 2025 | 47% | 172 |
| January 2026 | 55% | 169 |
| February 2026 | 70% | 161 |
| March 2026 | 55% | 178 |
| April 2026 | 79% | 192 |
| May 2026 | 86% | 210 |
Keep nerding
Based on 2,357 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.