| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 17:00 | 17:01 | -1½ | 3 min | Block | 18156 |
| 531 Willowbrook | 17:15 | 17:18 | -4 | 20 min | Block | 7462 |
| 531 Willowbrook | 17:31 | 17:32 | -1 | 33 min | Block | 19117 |
| 531 Willowbrook | 17:46 | 17:45 | +1 | 48 min | Block | 18137 |
| 531 Willowbrook | 18:06 | 18:07 | -1½ | 68 min | Block | 18146 |
| 531 Willowbrook | 18:24 | 18:23 | +1 | 86 min | Block | 18128 |
| 531 Willowbrook | 18:44 | 18:42 | +1 | Block | 18139 | |
| 531 Willowbrook | 19:12 | 19:17 | -5½ | Block | 24138 | |
| 531 Willowbrook | 19:42 | 19:43 | -1 | Block | 19117 | |
| 531 Willowbrook | 20:11 | 20:10 | +1 | Block | 18137 | |
| 531 Willowbrook | 20:41 | 20:40 | +1 | Block | 18128 | |
| 531 Willowbrook | 21:09 | 21:14 | -5½ | Block | 24138 | |
| 531 Willowbrook | 22:06 | 22:05 | +1 | Block | 18137 | |
| 531 Willowbrook | 23:05 | 23:05 | -1 | Block | 18160 | |
| 531 Willowbrook | 24:05 | 24:04 | +1 | Block | 18137 | |
| 531 Willowbrook | 06:05 | Block | ||||
| 531 Willowbrook | 06:21 | Block | ||||
| 531 Willowbrook | 06:36 | Block | ||||
| 531 Willowbrook | 06:51 | Block | ||||
| 531 Willowbrook | 07:08 | Block | ||||
| 531 Willowbrook | 07:24 | Block | ||||
| 531 Willowbrook | 07:40 | Block | ||||
| 531 Willowbrook | 07:56 | Block | ||||
| 531 Willowbrook | 08:16 | Block | ||||
| 531 Willowbrook | 08:36 | Block |