| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 15:38 | 15:46 | -8½ | 12 min | Block | 18125 |
| 531 Willowbrook | 15:58 | 16:03 | -5½ | 32 min | Block | 19123 |
| 531 Willowbrook | 16:18 | 16:37 | -19 | 52 min | Block | 18101 |
| 531 Willowbrook | 16:36 | 16:34 | +1 | 70 min | Block | 18152 |
| 531 Willowbrook | 16:54 | 16:39 | +14½ | 88 min | Block | 18106 |
| 531 Willowbrook | 17:12 | 17:06 | +5½ | Block | 19134 | |
| 531 Willowbrook | 17:32 | 17:26 | +5½ | Block | 19120 | |
| 531 Willowbrook | 17:52 | 17:55 | -3 | Block | 16130 | |
| 531 Willowbrook | 18:12 | 18:20 | -8½ | Block | 18125 | |
| 531 Willowbrook | 18:32 | 18:37 | -5½ | Block | 19123 | |
| 531 Willowbrook | 18:52 | 19:11 | -19 | Block | 18101 | |
| 531 Willowbrook | 19:21 | 19:15 | +5½ | Block | 19134 | |
| 531 Willowbrook | 19:51 | 19:45 | +5½ | Block | 19120 | |
| 531 Willowbrook | 20:21 | 20:29 | -8½ | Block | 18125 | |
| 531 Willowbrook | 20:51 | 21:10 | -19 | Block | 18101 | |
| 531 Willowbrook | 21:49 | 21:43 | +5½ | Block | 19120 | |
| 531 Willowbrook | 22:47 | 22:18 | +29 | Block | 16123 | |
| 531 Willowbrook | 23:47 | 23:41 | +5½ | Block | 19120 | |
| 531 Willowbrook | 05:47 | Block | ||||
| 531 Willowbrook | 06:01 | Block | ||||
| 531 Willowbrook | 06:16 | Block | ||||
| 531 Willowbrook | 06:31 | Block | ||||
| 531 Willowbrook | 06:46 | Block | ||||
| 531 Willowbrook | 07:01 | Block | ||||
| 531 Willowbrook | 07:17 | Block |