| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 10:47 | 10:43 | +3½ | 6 min | Block | 18380 |
| 531 Willowbrook | 11:17 | 11:11 | +6 | 36 min | Block | 18101 |
| 531 Willowbrook | 11:47 | 11:47 | -0 | 66 min | Block | 7495 |
| 531 Willowbrook | 12:15 | Block | 7493 | |||
| 531 Willowbrook | 12:45 | 12:43 | +1 | Block | 18131 | |
| 531 Willowbrook | 13:15 | 13:17 | -2½ | Block | 18175 | |
| 531 Willowbrook | 13:39 | 13:41 | -2½ | Block | 24112 | |
| 531 Willowbrook | 13:59 | 14:02 | -4 | Block | 18112 | |
| 531 Willowbrook | 14:19 | Block | ||||
| 531 Willowbrook | 14:39 | Block | 18178 | |||
| 531 Willowbrook | 14:59 | 15:00 | -1 | Block | 24145 | |
| 531 Willowbrook | 15:19 | 15:17 | +1 | Block | 18131 | |
| 531 Willowbrook | 15:39 | 15:35 | +3½ | Block | 18380 | |
| 531 Willowbrook | 15:59 | 15:53 | +6 | Block | 18101 | |
| 531 Willowbrook | 16:19 | Block | ||||
| 531 Willowbrook | 16:39 | 16:39 | -0 | Block | 7495 | |
| 531 Willowbrook | 16:54 | Block | ||||
| 531 Willowbrook | 17:11 | Block | 18178 | |||
| 531 Willowbrook | 17:26 | 17:27 | -1 | Block | 24145 | |
| 531 Willowbrook | 17:46 | 17:44 | +1 | Block | 18131 | |
| 531 Willowbrook | 18:05 | 18:01 | +3½ | Block | 18380 | |
| 531 Willowbrook | 18:25 | 18:19 | +6 | Block | 18101 | |
| 531 Willowbrook | 18:53 | Block | ||||
| 531 Willowbrook | 19:23 | Block | 18178 | |||
| 531 Willowbrook | 19:53 | 19:54 | -1 | Block | 24145 |