Route Reliability
Chicago → Grand Rapids
ORD–GRR · 137 miles · Chicago O'Hare International Airport to Gerald R. Ford International Airport
- 70%
- Arrive within 15 minutes
- 19 min
- Average arrival delay
- 2.6%
- Cancelled
- 4,679
- Flights in the data
Data through May 2026.
Who flies it best
Ranked by on-time arrivals. Historical results, not predictions.
- 1.United Airlines71%2,698 flights
- 2.American Airlines68%1,981 flights
What the data says
Morning-you made the right choice.
ORD–GRR flights departing between 6–9 AM arrived on time 82% of the time, versus 59% between 9 PM–12 AM.
Tuesday has been the better bet.
A small edge: 71% on time on Tuesdays against 67% on Mondays.
Not much between United Airlines and American Airlines.
On this route they all land within 68% to 71% on time. Pick on schedule and price.
Trending in the right direction.
ORD–GRR flights arrived on time 71% of the time over the last three months in the data, compared with 62% 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
- Mon67%(658 flights)
- Tue71%(630 flights)
- Wed70%(638 flights)
- Thu71%(655 flights)
- Fri68%(662 flights)
- Sat71%(626 flights)
- Sun69%(677 flights)
- 6–9 AM82%(490 flights)
- 9 AM–12 PM74%(911 flights)
- 12–3 PM72%(865 flights)
- 3–6 PM68%(781 flights)
- 6–9 PM65%(831 flights)
- 9 PM–12 AM59%(668 flights)
Jun 67% → May 78% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 67% | 378 |
| July 2025 | 66% | 380 |
| August 2025 | 73% | 366 |
| September 2025 | 81% | 361 |
| October 2025 | 76% | 389 |
| November 2025 | 71% | 359 |
| December 2025 | 55% | 353 |
| January 2026 | 62% | 339 |
| February 2026 | 68% | 321 |
| March 2026 | 64% | 353 |
| April 2026 | 70% | 470 |
| May 2026 | 78% | 477 |
Same trip, other airports
Keep nerding
Based on 4,679 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.