TO MILWAUKEE, WI (Page 3 of 3)
Effective August 1, 1988
| Origin | Airline | Flight | Depart | Arrive | Equip. | Freq. |
| OSH | UA/ZW | 2938 | 7:30am | 8:00am | F27 | x7 |
| OSH | NW/9E | 2691 | 7:40am | 8:15am | J31 | x7 |
| OSH | NW/9E | 2655 | 12:05pm | 12:35pm | J31 | Daily |
| OSH | NW/9E | 2657 | 3:10pm | 3:42pm | J31 | Daily |
| OSH | UA/ZW | 2958 | 4:55pm | 5:25pm | F27 | Daily |
| PHL | NW | 1253 | 8:00am | 9:06am | DC9 | Daily |
| PHL | YX | 153 | 2:15pm | 3:15pm | DC9 | 7 |
| PHL | NW | 1257 | 4:05pm | 5:11pm | DC9 | x6 |
| PHL | YX | 152 | 6:45pm | 7:50pm | DC9 | x6 |
| PIT | NW | 539 | 10:00am | 10:23am | D9S | Daily |
| PIT | NW | 577 | 2:30pm | 2:53pm | D9S | Daily |
| PIT | NW | 525 | 8:35pm | 9:03pm | 73S | Daily |
| STL | TW | 517 | 9:30am | 10:42am | 727 | x67 |
| STL | TW | 406 | 10:51am | 11:56am | 72S | Daily |
| STL | TW | 514 | 1:33pm | 2:48pm | D9S | Daily |
| STL | TW | 526 | 3:20pm | 4:31pm | D9S | Daily |
| STL | TW | 692 | 5:20pm | 6:26pm | D9S | x67 |
| STL | TW | 692 | 6:00pm | 7:11pm | DC9 | 7 |
| STL | TW | 484 | 8:31pm | 9:43pm | 72S | Daily |
| SFO | NW | 1648 | 9:25am | 3:30pm | 727 | Daily |
| SEA | NW | 1266 | 10:00am | 3:40pm | 727 | Daily |
| DCA | NW | 1239 | 8:00am | 8:54am | DC9 | Daily |
| DCA | YX | 402 | 11:25am | 12:15pm | DC9 | x7 |
| DCA | YX | 431 | 12:55pm | 1:45pm | DC9 | 7 |
| DCA | NW | 1243 | 4:25pm | 5:27pm | D9S | x6 |
| DCA | YX | 406 | 7:00pm | 8:00pm | DC9 | x6 |
| CWA | NW | 1471 | 7:35am | 8:20am | CVR | x7 |
| CWA | NW | 1475 | 2:50pm | 3:35pm | CVR | Daily |
| 1-Mon | 2-Tue | 3-Wed | 4-Thu | 5-Fri | 6-Sat | 7-Sun |