| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 13:43 | 13:44 | -1 | 31 min | Block | 18121 |
| 531 Willowbrook | 14:08 | 14:04 | +4 | 55 min | Block | 7489 |
| 531 Willowbrook | 14:28 | 14:27 | +0½ | 75 min | Block | 24102 |
| 531 Willowbrook | 14:48 | Block | ||||
| 531 Willowbrook | 15:08 | 14:51 | +17 | Block | 18171 | |
| 531 Willowbrook | 15:28 | 15:29 | -1½ | Block | 18175 | |
| 531 Willowbrook | 15:48 | 15:41 | +7 | Block | 7457 | |
| 531 Willowbrook | 16:08 | 16:08 | -0½ | Block | 18205 | |
| 531 Willowbrook | 16:28 | 16:23 | +5 | Block | 16120 | |
| 531 Willowbrook | 16:47 | Block | ||||
| 531 Willowbrook | 17:06 | 17:04 | +1 | Block | 18135 | |
| 531 Willowbrook | 17:21 | Block | ||||
| 531 Willowbrook | 17:37 | 17:20 | +17 | Block | 18171 | |
| 531 Willowbrook | 17:52 | 17:53 | -1½ | Block | 18175 | |
| 531 Willowbrook | 18:12 | 18:05 | +7 | Block | 7457 | |
| 531 Willowbrook | 18:30 | 18:30 | -0½ | Block | 18205 | |
| 531 Willowbrook | 18:50 | 18:45 | +5 | Block | 16120 | |
| 531 Willowbrook | 19:18 | Block | ||||
| 531 Willowbrook | 19:47 | 19:30 | +17 | Block | 18171 | |
| 531 Willowbrook | 20:16 | 20:17 | -1½ | Block | 18175 | |
| 531 Willowbrook | 20:46 | 20:46 | -0½ | Block | 18205 | |
| 531 Willowbrook | 21:14 | Block | ||||
| 531 Willowbrook | 22:11 | 22:12 | -1½ | Block | 18175 | |
| 531 Willowbrook | 23:10 | 23:13 | -4 | Block | 18203 | |
| 531 Willowbrook | 24:10 | 24:11 | -1½ | Block | 18175 |