| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 18:52 | 18:50 | +1 | now | 321 028 | 18383 |
| 531 Willowbrook | 19:12 | 19:09 | +2½ | 17 min | 321 020 | 24122 |
| 531 Willowbrook | 19:31 | 19:30 | +0 | 38 min | 321 030 | 18137 |
| 531 Willowbrook | 20:01 | 20:06 | -5 | 69 min | 321 010 | 16129 |
| 531 Willowbrook | 20:30 | 20:34 | -4 | 321 024 | 18122 | |
| 531 Willowbrook | 20:58 | 20:56 | +1 | 321 028 | 18383 | |
| 531 Willowbrook | 21:25 | 21:24 | +0 | 321 030 | 18137 | |
| 531 Willowbrook | 22:23 | 22:27 | -4 | 321 024 | 18122 | |
| 531 Willowbrook | 23:21 | 23:24 | -3½ | 321 005 | 9683 | |
| 531 Willowbrook | 24:21 | 24:25 | -4 | 321 024 | 18122 | |
| 531 Willowbrook | 06:24 | 320 022 | ||||
| 531 Willowbrook | 06:54 | 320 037 | ||||
| 531 Willowbrook | 07:26 | 320 024 | ||||
| 531 Willowbrook | 08:00 | 320 036 | ||||
| 531 Willowbrook | 08:35 | 320 022 | ||||
| 531 Willowbrook | 09:07 | 320 037 | ||||
| 531 Willowbrook | 09:37 | 320 024 | ||||
| 531 Willowbrook | 10:10 | 320 075 | ||||
| 531 Willowbrook | 10:40 | 320 036 | ||||
| 531 Willowbrook | 11:10 | 320 022 | ||||
| 531 Willowbrook | 11:42 | 320 037 | ||||
| 531 Willowbrook | 12:12 | 320 024 | ||||
| 531 Willowbrook | 12:42 | 320 075 | ||||
| 531 Willowbrook | 13:12 | 320 036 | ||||
| 531 Willowbrook | 13:42 | 320 022 |