| 9/2/2017 | Ball State (2-10) | 21 | at | Illinois | 24 | MAC | ||
| 9/9/2017 | Western Kentucky (6-7) | 7 | at | Illinois | 20 | CUSA | ||
| 9/15/2017 | Illinois | 23 | at | South Florida (10-2) | 47 | at AAC | ||
| 9/29/2017 | Nebraska (4-8,3-6) | 28 | at | Illinois | 6 | |||
| 10/7/2017 | Illinois | 16 | at | Iowa (8-5,4-5) | 45 | |||
| 10/14/2017 | Rutgers (4-8,3-6) | 35 | at | Illinois | 24 | |||
| 10/21/2017 | Illinois | 17 | at | Minnesota (5-7,2-7) | 24 | |||
| 10/28/2017 | Wisconsin (13-1,9-1) | 24 | at | Illinois | 10 | |||
| 11/4/2017 | Illinois | 10 | at | Purdue (7-6,4-5) | 29 | |||
| 11/11/2017 | Indiana (5-7,2-7) | 24 | at | Illinois | 14 | |||
| 11/18/2017 | Illinois | 14 | at | Ohio State (12-2,9-1) | 52 | |||
| 11/25/2017 | Northwestern (10-3,7-2) | 42 | at | Illinois | 7 |
| vs Illinois | vs Other Opponents | Illinois compared to OOs | |
| Record: | 10-2 | 76-64 | |
| Points Scored: | 31.50 | 27.59 | -3.91 |
| Points Allowed: | 15.42 | 25.26 | -9.84 |
| Margin: | 16.08 | 2.33 | -13.75 |
| Total Points: | 46.92 | 52.85 | -5.93 |