| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 17:16 | 17:11 | +4½ | 9 min | Block | 9686 |
| 531 Willowbrook | 17:34 | 17:35 | -1½ | 27 min | Block | 18376 |
| 531 Willowbrook | 17:52 | 17:54 | -2 | 45 min | Block | 18120 |
| 531 Willowbrook | 18:12 | 18:15 | -3 | 65 min | Block | 18156 |
| 531 Willowbrook | 18:32 | 18:35 | -3½ | 85 min | Block | 24124 |
| 531 Willowbrook | 18:55 | 18:53 | +2 | Block | 24107 | |
| 531 Willowbrook | 19:25 | 19:20 | +4½ | Block | 9686 | |
| 531 Willowbrook | 19:55 | 19:56 | -1½ | Block | 18376 | |
| 531 Willowbrook | 20:25 | 20:28 | -3 | Block | 18156 | |
| 531 Willowbrook | 20:53 | 20:51 | +2 | Block | 24107 | |
| 531 Willowbrook | 21:51 | 21:52 | -1½ | Block | 18376 | |
| 531 Willowbrook | 22:50 | 22:58 | -8 | Block | 24147 | |
| 531 Willowbrook | 23:50 | 23:51 | -1½ | Block | 18376 | |
| 531 Willowbrook | 05:51 | Block | ||||
| 531 Willowbrook | 06:07 | Block | ||||
| 531 Willowbrook | 06:23 | Block | ||||
| 531 Willowbrook | 06:38 | Block | ||||
| 531 Willowbrook | 06:53 | Block | ||||
| 531 Willowbrook | 07:08 | Block | ||||
| 531 Willowbrook | 07:20 | Block | ||||
| 531 Willowbrook | 07:33 | Block | ||||
| 531 Willowbrook | 07:45 | Block | ||||
| 531 Willowbrook | 08:00 | Block | ||||
| 531 Willowbrook | 08:20 | Block | ||||
| 531 Willowbrook | 08:40 | Block |