| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 13:22 | 13:18 | +3½ | 11 min | Block | 16115 |
| 531 Willowbrook | 13:45 | 13:41 | +3½ | 34 min | Block | 19134 |
| 531 Willowbrook | 14:05 | 14:02 | +2½ | 54 min | Block | 24109 |
| 531 Willowbrook | 14:25 | 74 min | Block | |||
| 531 Willowbrook | 14:45 | 14:26 | +19 | Block | 18102 | |
| 531 Willowbrook | 15:05 | 15:07 | -2½ | Block | 18129 | |
| 531 Willowbrook | 15:25 | 15:25 | -1 | Block | 19111 | |
| 531 Willowbrook | 15:45 | 15:45 | -0½ | Block | 24115 | |
| 531 Willowbrook | 16:05 | 16:01 | +4 | Block | 24123 | |
| 531 Willowbrook | 16:25 | Block | ||||
| 531 Willowbrook | 16:43 | 16:51 | -8½ | Block | 18143 | |
| 531 Willowbrook | 17:01 | Block | ||||
| 531 Willowbrook | 17:18 | 16:59 | +19 | Block | 18102 | |
| 531 Willowbrook | 17:36 | 17:38 | -2½ | Block | 18129 | |
| 531 Willowbrook | 17:54 | 17:54 | -1 | Block | 19111 | |
| 531 Willowbrook | 18:13 | 18:13 | -0½ | Block | 24115 | |
| 531 Willowbrook | 18:33 | 18:29 | +4 | Block | 24123 | |
| 531 Willowbrook | 18:57 | Block | ||||
| 531 Willowbrook | 19:27 | 19:08 | +19 | Block | 18102 | |
| 531 Willowbrook | 19:57 | 19:59 | -2½ | Block | 18129 | |
| 531 Willowbrook | 20:27 | 20:27 | -0½ | Block | 24115 | |
| 531 Willowbrook | 20:55 | Block | ||||
| 531 Willowbrook | 21:53 | 21:55 | -2½ | Block | 18129 | |
| 531 Willowbrook | 22:52 | Block | 16128 | |||
| 531 Willowbrook | 23:52 | 23:54 | -2½ | Block | 18129 |