| O'HARE AIRPORT | MIDWAY AIRPORT | ||
| SEDAN | STRETCH | SEDAN | STRETCH |
| L | ||||
| Lake Bluff | 85 | 105 | 120 | 145 |
| Lansing | 115 | 155 | 100 | 140 |
| Lemont | 75 | 105 | 75 | 100 |
| Lake Forest | 75 | 95 | 115 | 140 |
| Lake in the Hills | 90 | 110 | 120 | 140 |
| Lake Villa | 110 | 140 | 145 | 175 |
| Lake Zurich | 75 | 95 | 105 | 130 |
| Libertyville | 75 | 95 | 110 | 140 |
| Lincolnshire | 70 | 90 | 105 | 130 |
| Lincolnwood | 60 | 75 | 70 | 100 |
| Lindenhurst | 100 | 130 | 135 | 165 |
| Lisle | 75 | 90 | 75 | 100 |
| Lockport | 100 | 125 | 85 | 110 |
| Lombard | 60 | 80 | 65 | 90 |
| Long Grove | 65 | 80 | 90 | 125 |
| Lynwood | 120 | 155 | 100 | 140 |
| Lyons | 60 | 85 | 60 | 80 |