TO DUBUQUE, IA (Page 1 of 1)
Effective August 1, 1988
| Origin | Airline | Flight | Depart | Arrive | Equip. | Freq. |
| MDW | ML/JT | 4221 | 8:40am | 9:40am | EMB | x67 |
| MDW | ML/JT | 4223 | 11:05am | 12:05pm | EMB | x67 |
| MDW | ML/JT | 4225 | 3:20pm | 4:20pm | EMB | x7 |
| MDW | ML/JT | 4227 | 8:00pm | 9:00pm | EMB | x6 |
| ORD | ZK | 52 | 8:40am | 9:25am | BE9 | x67 |
| ORD | AA* | 4263 | 8:40am | 9:40am | SH6 | x7 |
| ORD | ZK | 81 | 10:14am | 10:59am | BE9 | x7 |
| ORD | AA* | 4287 | 11:20am | 12:20pm | SH6 | Daily |
| ORD | ZK | 83 | 1:14pm | 1:54pm | BE1 | x67 |
| ORD | ZK | 83 | 1:14pm | 1:59pm | BE9 | 6 |
| ORD | AA* | 4246 | 3:05pm | 4:05pm | SH6 | Daily |
| ORD | ZK | 75 | 4:15pm | 5:00pm | BE9 | x6 |
| ORD | AA* | 4289 | 6:40pm | 7:35pm | SH6 | 6 |
| ORD | ZK | 87 | 7:45pm | 8:25pm | BE1 | x6 |
| ORD | AA* | 4284 | 8:15pm | 9:15pm | ATR | x56 |
| ORD | AA* | 4284 | 8:15pm | 9:15pm | SH6 | 5 |
| MSP | WV | 22 | 8:45am | 9:55am | PAG | x7 |
| MSP | WV | 42 | 6:19pm | 7:25pm | PAG | x6 |
| ALO | AA* | 4285 | 6:00am | 6:35am | ATR | x67 |
| ALO | AA* | 4285 | 6:00am | 6:35am | SH6 | 6 |
| ALO | ML/JT | 4220 | 6:20am | 6:55am | EMB | x67 |
| ALO | ML/JT | 4220 | 8:05am | 8:40am | EMB | 6 |
| ALO | ZK | 80 | 9:20am | 9:50am | BE9 | x67 |
| ALO | ZK | 82 | 9:20am | 9:50am | BE9 | 6 |
| ALO | ML/JT | 4222 | 10:35am | 11:10am | EMB | x67 |
| ALO | ZK | 59 | 11:10am | 11:40am | BE9 | x67 |
| ALO | ML/JT | 4224 | 1:00pm | 1:35pm | EMB | x6 |
| ALO | AA* | 4288 | 1:30pm | 2:05pm | SH6 | Daily |
| ALO | ZK | 71 | 2:20pm | 2:50pm | BE9 | Daily |
| ALO | ZK | 84 | 5:00pm | 5:25pm | BE1 | x6 |
| ALO | ML/JT | 4226 | 5:15pm | 5:50pm | EMB | x67 |
| ALO | ZK | 76 | 5:50pm | 6:20pm | BE9 | x6 |
| 1-Mon | 2-Tue | 3-Wed | 4-Thu | 5-Fri | 6-Sat | 7-Sun |