| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 09:10 | 09:07 | +2½ | 21 min | 321 005 | 18113 |
| 531 Willowbrook | 09:37 | 09:37 | -0½ | 48 min | 312 027 | 19146 |
| 531 Willowbrook | 10:07 | 10:09 | -2½ | 78 min | 312 042 | 19127 |
| 531 Willowbrook | 10:37 | 10:41 | -4 | 312 019 | 18141 | |
| 531 Willowbrook | 11:07 | 11:09 | -3 | 321 019 | 16012 | |
| 531 Willowbrook | 11:37 | 11:34 | +2½ | 321 016 | 18117 | |
| 531 Willowbrook | 12:08 | 12:07 | +0 | 321 020 | 7485 | |
| 531 Willowbrook | 12:38 | 12:36 | +1½ | 312 036 | 18131 | |
| 531 Willowbrook | 13:08 | 13:05 | +3 | 312 062 | 7455 | |
| 531 Willowbrook | 13:38 | 13:37 | +0 | 321 001 | 18129 | |
| 531 Willowbrook | 13:58 | 320 040 | ||||
| 531 Willowbrook | 14:18 | 14:18 | -0½ | 312 027 | 19146 | |
| 531 Willowbrook | 14:38 | 320 044 | ||||
| 531 Willowbrook | 14:58 | 15:00 | -2½ | 312 042 | 19127 | |
| 531 Willowbrook | 15:18 | 15:22 | -4 | 312 019 | 18141 | |
| 531 Willowbrook | 15:39 | 15:38 | +1 | 321 004 | 7504 | |
| 531 Willowbrook | 15:59 | 320 063 | ||||
| 531 Willowbrook | 16:19 | 16:19 | -0½ | 321 014 | 19106 | |
| 531 Willowbrook | 16:39 | 16:39 | -0½ | 312 027 | 19146 | |
| 531 Willowbrook | 16:58 | 320 044 | ||||
| 531 Willowbrook | 17:13 | 320 066 | ||||
| 531 Willowbrook | 17:27 | 17:29 | -2½ | 312 042 | 19127 | |
| 531 Willowbrook | 17:42 | 17:46 | -4 | 312 019 | 18141 | |
| 531 Willowbrook | 18:01 | 18:00 | +1 | 321 004 | 7504 | |
| 531 Willowbrook | 18:21 | 320 063 |