| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 16:20 | 16:20 | +0 | 7 min | 320 037 | 18118 |
| 531 Willowbrook | 16:50 | 16:52 | -3 | 37 min | 320 024 | 18160 |
| 531 Willowbrook | 17:20 | 17:21 | -1½ | 67 min | 320 075 | 24127 |
| 531 Willowbrook | 17:49 | 17:48 | +0 | 320 036 | 16120 | |
| 531 Willowbrook | 18:18 | 18:10 | +7½ | 320 022 | 24148 | |
| 531 Willowbrook | 18:47 | 18:47 | +0 | 320 037 | 18118 | |
| 531 Willowbrook | 19:15 | 19:17 | -3 | 320 024 | 18160 | |
| 531 Willowbrook | 19:44 | 19:45 | -1½ | 320 075 | 24127 | |
| 531 Willowbrook | 20:14 | 20:13 | +0 | 320 036 | 16120 | |
| 531 Willowbrook | 20:45 | 20:37 | +7½ | 320 022 | 24148 | |
| 531 Willowbrook | 21:15 | 21:15 | +0 | 320 037 | 18118 | |
| 531 Willowbrook | 22:12 | 22:11 | +0 | 320 036 | 16120 | |
| 531 Willowbrook | 23:11 | 23:11 | +0 | 320 037 | 18118 | |
| 531 Willowbrook | 24:09 | 24:08 | +0 | 320 036 | 16120 | |
| 531 Willowbrook | 06:08 | 320 041 | ||||
| 531 Willowbrook | 06:39 | 320 051 | ||||
| 531 Willowbrook | 07:10 | 320 042 | ||||
| 531 Willowbrook | 07:40 | 320 052 | ||||
| 531 Willowbrook | 08:10 | 320 041 | ||||
| 531 Willowbrook | 08:41 | 320 051 | ||||
| 531 Willowbrook | 09:11 | 320 042 | ||||
| 531 Willowbrook | 09:42 | 320 052 | ||||
| 531 Willowbrook | 10:12 | 320 041 | ||||
| 531 Willowbrook | 10:42 | 320 051 | ||||
| 531 Willowbrook | 11:13 | 320 042 |