TO GRAND RAPIDS, MI (Page 1 of
Effective June 1, 1983
| Origin | Airline | Flight | Depart | Arrive | Equip. | Freq. |
| ORD | UA | 644 | 8:40am | 10:22am | 73S | Daily |
| ORD | RC | 597 | 9:45am | 11:25am | D9S | x7 |
| ORD | RC | 597 | 9:45am | 11:25am | D9S | 7 |
| ORD | RC | 501 | 10:25am | 12:05pm | D95 | Daily |
| ORD | UA | 608 | 2:20pm | 4:02pm | 73S | Daily |
| ORD | RC | 366 | 3:10pm | 4:50pm | D9S | Daily |
| ORD | RC | 394 | 4:55pm | 6:35pm | DC9 | Daily |
| ORD | UA | 670 | 5:00pm | 6:42pm | 72S | Daily |
| ORD | UA | 702 | 7:59pm | 9:41pm | 72S | Daily |
| ORD | RC | 392 | 9:20pm | 10:59pm | D9S | x6 |
| CLE | DN | 711 | 9:05am | 10:00am | CVR | x67 |
| CLE | UA | 530 | 5:35pm | 6:24pm | 72S | Daily |
| DAY | PI | 21 | 1:45pm | 2:29pm | 72S | Daily |
| DAY | PI | 427 | 5:00pm | 5:45pm | 73S | x6 |
| DAY | PI | 29 | 9:50pm | 10:34pm | 72S | Daily |
| DTW | RC | 321 | 8:55am | 9:33am | D9S | Daily |
| DTW | RC | 371 | 11:15am | 11:48am | D95 | Daily |
| DTW | NW | 319 | 12:40pm | 1:15pm | 72S | x7 |
| DTW | RC | 543 | 1:30pm | 2:03pm | D9S | x7 |
| DTW | RC | 529 | 1:30pm | 2:03pm | D9S | 7 |
| DTW | RC | 442 | 4:40pm | 5:18pm | D95 | Daily |
| DTW | RC | 581 | 7:30pm | 803pm | D95 | x6 |
| DTW | NW | 273 | 8:25pm | 8:58pm | 72S | Daily |
| DTW | RC | 547 | 9:40pm | 10:13pm | D9S | Daily |
| MKE | RC | 239 | 8:20am | 9:50am | DC9 | Daily |
| MKE | RC | 424 | 12:50pm | 2:20pm | D9S | Daily |
| MKE | RC | 437 | 5:38pm | 7:10pm | D95 | Daily |
| MKE | RC | 255 | 8:15pm | 9:45pm | D95 | x6 |
| MSP | RC | 376 | 1:50pm | 3:55pm | D9S | Daily |
| MSP | NW | 66 | 1:50pm | 3:55pm | 72S | Daily |
| MSP | NW | 596 | 5:10pm | 7:18pm | 727 | Daily |
