| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 16:25 | 16:21 | +3½ | now | Block | 18118 |
| 531 Willowbrook | 16:45 | 16:41 | +3½ | 19 min | Block | 19138 |
| 531 Willowbrook | 17:03 | 17:05 | -2 | 43 min | Block | 18142 |
| 531 Willowbrook | 17:20 | 17:21 | -1 | 58 min | Block | 19118 |
| 531 Willowbrook | 17:38 | 17:40 | -3 | 76 min | Block | 24108 |
| 531 Willowbrook | 17:53 | 17:52 | +0½ | Block | 18124 | |
| 531 Willowbrook | 18:13 | 18:14 | -1 | Block | 18126 | |
| 531 Willowbrook | 18:33 | 18:35 | -2½ | Block | 18378 | |
| 531 Willowbrook | 18:51 | 18:47 | +3½ | Block | 18118 | |
| 531 Willowbrook | 19:11 | 19:07 | +3½ | Block | 19138 | |
| 531 Willowbrook | 19:30 | 19:32 | -2 | Block | 18142 | |
| 531 Willowbrook | 19:59 | 19:58 | +0½ | Block | 18124 | |
| 531 Willowbrook | 20:29 | 20:30 | -1 | Block | 18126 | |
| 531 Willowbrook | 20:58 | 20:54 | +3½ | Block | 18118 | |
| 531 Willowbrook | 21:28 | 21:30 | -2 | Block | 18142 | |
| 531 Willowbrook | 22:24 | 22:25 | -1 | Block | 18126 | |
| 531 Willowbrook | 23:22 | 23:22 | +0 | Block | 16111 | |
| 531 Willowbrook | 24:22 | 24:23 | -1 | Block | 18126 | |
| 531 Willowbrook | 06:22 | Block | ||||
| 531 Willowbrook | 06:55 | Block | ||||
| 531 Willowbrook | 07:26 | Block | ||||
| 531 Willowbrook | 07:59 | Block | ||||
| 531 Willowbrook | 08:31 | Block | ||||
| 531 Willowbrook | 09:03 | Block | ||||
| 531 Willowbrook | 09:34 | Block |