| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 19:12 | 19:07 | +4½ | now | 321 030 | 18137 |
| 531 Willowbrook | 19:42 | 19:42 | -0½ | 34 min | 321 010 | 16129 |
| 531 Willowbrook | 20:12 | 20:11 | +0½ | 64 min | 321 024 | 18122 |
| 531 Willowbrook | 20:41 | 20:26 | +15 | 321 028 | 18383 | |
| 531 Willowbrook | 21:09 | 21:04 | +4½ | 321 030 | 18137 | |
| 531 Willowbrook | 22:07 | 22:06 | +0½ | 321 024 | 18122 | |
| 531 Willowbrook | 23:05 | 23:12 | -7½ | 321 005 | 9683 | |
| 531 Willowbrook | 24:05 | 24:04 | +0½ | 321 024 | 18122 | |
| 531 Willowbrook | 06:07 | 320 022 | ||||
| 531 Willowbrook | 06:37 | 320 037 | ||||
| 531 Willowbrook | 07:09 | 320 024 | ||||
| 531 Willowbrook | 07:43 | 320 036 | ||||
| 531 Willowbrook | 08:17 | 320 022 | ||||
| 531 Willowbrook | 08:48 | 320 037 | ||||
| 531 Willowbrook | 09:18 | 320 024 | ||||
| 531 Willowbrook | 09:50 | 320 075 | ||||
| 531 Willowbrook | 10:20 | 320 036 | ||||
| 531 Willowbrook | 10:50 | 320 022 | ||||
| 531 Willowbrook | 11:21 | 320 037 | ||||
| 531 Willowbrook | 11:51 | 320 024 | ||||
| 531 Willowbrook | 12:21 | 320 075 | ||||
| 531 Willowbrook | 12:51 | 320 036 | ||||
| 531 Willowbrook | 13:21 | 320 022 | ||||
| 531 Willowbrook | 13:51 | 320 037 | ||||
| 531 Willowbrook | 14:21 | 320 024 |