| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 15:19 | 15:24 | -5½ | now | 320 012 | 24106 |
| 531 Willowbrook | 15:39 | 15:26 | +13 | 12 min | 321 019 | 16101 |
| 531 Willowbrook | 15:59 | 15:51 | +7 | 32 min | 321 030 | 16130 |
| 531 Willowbrook | 16:19 | 16:21 | -2 | 52 min | 321 031 | 16125 |
| 531 Willowbrook | 16:37 | 16:38 | -1½ | 70 min | 321 022 | 18148 |
| 531 Willowbrook | 16:55 | 88 min | 502 044 | 18160 | ||
| 531 Willowbrook | 17:13 | 17:12 | +0½ | 321 014 | 18372 | |
| 531 Willowbrook | 17:31 | 17:28 | +2 | 321 025 | 25101 | |
| 531 Willowbrook | 17:49 | 17:54 | -5½ | 320 012 | 24106 | |
| 531 Willowbrook | 18:06 | 17:53 | +13 | 321 019 | 16101 | |
| 531 Willowbrook | 18:25 | 18:17 | +7 | 321 030 | 16130 | |
| 531 Willowbrook | 18:53 | 18:55 | -2 | 321 031 | 16125 | |
| 531 Willowbrook | 19:23 | 19:22 | +0½ | 321 014 | 18372 | |
| 531 Willowbrook | 19:53 | 19:50 | +2 | 321 025 | 25101 | |
| 531 Willowbrook | 20:23 | 20:10 | +13 | 321 019 | 16101 | |
| 531 Willowbrook | 20:51 | 20:53 | -2 | 321 031 | 16125 | |
| 531 Willowbrook | 21:49 | 21:46 | +2 | 321 025 | 25101 | |
| 531 Willowbrook | 22:48 | 22:56 | -8½ | 321 007 | 24132 | |
| 531 Willowbrook | 23:48 | 23:45 | +2 | 321 025 | 25101 | |
| 531 Willowbrook | 05:48 | 801 006 | ||||
| 531 Willowbrook | 06:03 | 321 028 | ||||
| 531 Willowbrook | 06:18 | 801 027 | ||||
| 531 Willowbrook | 06:32 | 502 006 | ||||
| 531 Willowbrook | 06:48 | 321 012 | ||||
| 531 Willowbrook | 07:05 | 321 022 |