| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 09:28 | 09:30 | -3 | 4 min | 321 010 | 18324 |
| 531 Willowbrook | 09:58 | 09:48 | +9½ | 32 min | 321 014 | 25144 |
| 531 Willowbrook | 10:28 | 62 min | 321 025 | 9674 | ||
| 531 Willowbrook | 10:58 | 321 019 | 18104 | |||
| 531 Willowbrook | 11:28 | 11:28 | -0 | 321 030 | 18139 | |
| 531 Willowbrook | 11:58 | 11:59 | -1 | 321 022 | 24101 | |
| 531 Willowbrook | 12:26 | 12:30 | -4½ | 321 015 | 24102 | |
| 531 Willowbrook | 12:56 | 12:53 | +2 | 320 012 | 18152 | |
| 531 Willowbrook | 13:26 | 321 028 | 19113 | |||
| 531 Willowbrook | 13:50 | 13:42 | +7½ | 321 012 | 19122 | |
| 531 Willowbrook | 14:10 | 14:12 | -3 | 321 010 | 18324 | |
| 531 Willowbrook | 14:31 | 502 044 | ||||
| 531 Willowbrook | 14:51 | 14:41 | +9½ | 321 014 | 25144 | |
| 531 Willowbrook | 15:11 | 321 025 | 9674 | |||
| 531 Willowbrook | 15:32 | 15:29 | +2 | 320 012 | 18152 | |
| 531 Willowbrook | 15:52 | 321 019 | 18104 | |||
| 531 Willowbrook | 16:12 | 16:12 | -0 | 321 030 | 18139 | |
| 531 Willowbrook | 16:32 | 321 031 | ||||
| 531 Willowbrook | 16:49 | 16:50 | -1 | 321 022 | 24101 | |
| 531 Willowbrook | 17:07 | 502 044 | ||||
| 531 Willowbrook | 17:24 | 17:14 | +9½ | 321 014 | 25144 | |
| 531 Willowbrook | 17:42 | 321 025 | 9674 | |||
| 531 Willowbrook | 17:59 | 17:56 | +2 | 320 012 | 18152 | |
| 531 Willowbrook | 18:17 | 321 019 | 18104 | |||
| 531 Willowbrook | 18:36 | 18:36 | -0 | 321 030 | 18139 |