| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 19:41 | 19:44 | -3½ | 6 min | Block | 18381 |
| 531 Willowbrook | 20:11 | 20:17 | -6½ | 33 min | Block | 18112 |
| 531 Willowbrook | 20:41 | 20:42 | -1½ | 63 min | Block | 18148 |
| 531 Willowbrook | 21:08 | 21:04 | +3½ | 90 min | Block | 18145 |
| 531 Willowbrook | 22:05 | 22:11 | -6½ | Block | 18112 | |
| 531 Willowbrook | 23:04 | 23:04 | -1 | Block | 9688 | |
| 531 Willowbrook | 24:04 | 24:10 | -6½ | Block | 18112 | |
| 531 Willowbrook | 06:07 | Block | ||||
| 531 Willowbrook | 06:23 | Block | ||||
| 531 Willowbrook | 06:39 | Block | ||||
| 531 Willowbrook | 06:54 | Block | ||||
| 531 Willowbrook | 07:09 | Block | ||||
| 531 Willowbrook | 07:25 | Block | ||||
| 531 Willowbrook | 07:37 | Block | ||||
| 531 Willowbrook | 07:50 | Block | ||||
| 531 Willowbrook | 08:02 | Block | ||||
| 531 Willowbrook | 08:17 | Block | ||||
| 531 Willowbrook | 08:37 | Block | ||||
| 531 Willowbrook | 08:57 | Block | ||||
| 531 Willowbrook | 09:17 | Block | ||||
| 531 Willowbrook | 09:37 | Block | ||||
| 531 Willowbrook | 10:07 | Block | ||||
| 531 Willowbrook | 10:37 | Block | ||||
| 531 Willowbrook | 11:08 | Block | ||||
| 531 Willowbrook | 11:38 | Block |