| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 15:23 | 15:37 | -14½ | now | 320 050 | 16137 |
| 531 Willowbrook | 15:53 | 15:59 | -6 | 29 min | 320 042 | 18379 |
| 531 Willowbrook | 16:23 | 16:23 | -0½ | 59 min | 320 052 | 19144 |
| 531 Willowbrook | 16:53 | 16:51 | +2 | 89 min | 320 041 | 19128 |
| 531 Willowbrook | 17:23 | 17:37 | -14½ | 320 050 | 16137 | |
| 531 Willowbrook | 17:53 | 17:59 | -6 | 320 042 | 18379 | |
| 531 Willowbrook | 18:23 | 18:23 | -0½ | 320 052 | 19144 | |
| 531 Willowbrook | 18:53 | 18:51 | +2 | 320 041 | 19128 | |
| 531 Willowbrook | 19:23 | 19:37 | -14½ | 320 050 | 16137 | |
| 531 Willowbrook | 19:53 | 19:59 | -6 | 320 042 | 18379 | |
| 531 Willowbrook | 20:23 | 20:23 | -0½ | 320 052 | 19144 | |
| 531 Willowbrook | 20:53 | 20:51 | +2 | 320 041 | 19128 | |
| 531 Willowbrook | 21:53 | 21:59 | -6 | 320 042 | 18379 | |
| 531 Willowbrook | 22:53 | 22:51 | +2 | 320 041 | 19128 | |
| 531 Willowbrook | 23:53 | 23:59 | -6 | 320 042 | 18379 | |
| 531 Willowbrook | 05:53 | 320 026 | ||||
| 531 Willowbrook | 06:23 | 320 041 | ||||
| 531 Willowbrook | 06:53 | 320 025 | ||||
| 531 Willowbrook | 07:23 | 320 039 | ||||
| 531 Willowbrook | 07:53 | 320 026 | ||||
| 531 Willowbrook | 08:23 | 320 041 | ||||
| 531 Willowbrook | 08:53 | 320 025 | ||||
| 531 Willowbrook | 09:23 | 320 039 | ||||
| 531 Willowbrook | 09:53 | 320 026 | ||||
| 531 Willowbrook | 10:24 | 320 041 |