| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 11:37 | 11:38 | -2 | 17 min | Block | 18184 |
| 531 Willowbrook | 12:07 | 11:39 | +27 | 46 min | Block | 16112 |
| 531 Willowbrook | 12:35 | 12:35 | -1 | 74 min | Block | 7486 |
| 531 Willowbrook | 13:05 | 12:58 | +6½ | Block | 18154 | |
| 531 Willowbrook | 13:36 | 13:35 | +0 | Block | 18178 | |
| 531 Willowbrook | 14:00 | 14:00 | -0½ | Block | 18112 | |
| 531 Willowbrook | 14:20 | 14:21 | -1½ | Block | 18364 | |
| 531 Willowbrook | 14:40 | Block | ||||
| 531 Willowbrook | 15:01 | 14:59 | +1½ | Block | 18129 | |
| 531 Willowbrook | 15:21 | 15:20 | +1 | Block | 18195 | |
| 531 Willowbrook | 15:41 | 15:34 | +6½ | Block | 18154 | |
| 531 Willowbrook | 16:01 | 15:56 | +4½ | Block | 19108 | |
| 531 Willowbrook | 16:21 | 16:22 | -2 | Block | 18184 | |
| 531 Willowbrook | 16:40 | Block | ||||
| 531 Willowbrook | 16:59 | 16:31 | +27 | Block | 16112 | |
| 531 Willowbrook | 17:14 | Block | ||||
| 531 Willowbrook | 17:30 | 17:28 | +1½ | Block | 18129 | |
| 531 Willowbrook | 17:45 | 17:44 | +1 | Block | 18195 | |
| 531 Willowbrook | 18:05 | 17:58 | +6½ | Block | 18154 | |
| 531 Willowbrook | 18:24 | 18:19 | +4½ | Block | 19108 | |
| 531 Willowbrook | 18:44 | 18:45 | -2 | Block | 18184 | |
| 531 Willowbrook | 19:11 | Block | ||||
| 531 Willowbrook | 19:41 | 19:39 | +1½ | Block | 18129 | |
| 531 Willowbrook | 20:10 | 20:09 | +1 | Block | 18195 | |
| 531 Willowbrook | 20:40 | 20:35 | +4½ | Block | 19108 |