Leave before 9 am: 84% depart on time. After 4 pm it’s 3 in 5.
Time of day × airport
Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).
Pick an hour to see this route’s flights leaving then.
Flights, best and worst
Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.
No American flight on this route ran 150+ times in the year.
All 6 American flights in the current schedule
Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.
| AA 6391flown by SkyWest | ORD 07:15 | GRR 09:27 | 1h 12m | 72 | 86% | 2.8% | 71 min |
| AA 3553flown by Envoy | ORD 11:56 | GRR 14:05 | 1h 09m | 69 | 91% | 1.4% | 48 min |
| AA 4117flown by Envoy | ORD 14:46 | GRR 16:56 | 1h 10m | 72 | 79% | 5.6% | 49 min |
| AA 4729flown by Republic | ORD 17:11 | GRR 19:24 | 1h 10m | 72 | 62% | 9.7% | 57 min |
| AA 2906 | ORD 22:30 | GRR 00:30 | 1h 00m | 42 | 52% | 4.8% | 73 min |
| AA 1096 | ORD 22:32 | GRR 00:36 | 1h 04m | 30 | 40% | 0.0% | 66 min |
Nonstops by airline and airport
Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.
| American | ORD | GRR | 1h 07m | 70% | 3.9% | 1,933 | Flying now |
About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON