| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 10:14 | 10:16 | -3 | 22 min | 321 016 | 18369 |
| 531 Willowbrook | 10:44 | 10:47 | -3½ | 50 min | 321 024 | 19103 |
| 531 Willowbrook | 11:14 | 11:12 | +1 | 80 min | 321 020 | 18381 |
| 531 Willowbrook | 11:44 | 321 022 | 24139 | |||
| 531 Willowbrook | 12:14 | 12:10 | +3 | 321 023 | 18102 | |
| 531 Willowbrook | 12:43 | 12:36 | +6 | 321 015 | 9690 | |
| 531 Willowbrook | 13:13 | 13:09 | +3 | 320 017 | 24132 | |
| 531 Willowbrook | 13:43 | 13:37 | +6 | 321 029 | 24114 | |
| 531 Willowbrook | 14:08 | 13:53 | +14½ | 321 014 | 18157 | |
| 531 Willowbrook | 14:28 | 14:27 | +0½ | 321 010 | 18375 | |
| 531 Willowbrook | 14:48 | 502 045 | ||||
| 531 Willowbrook | 15:09 | 15:11 | -3 | 321 016 | 18369 | |
| 531 Willowbrook | 15:29 | 15:32 | -3½ | 321 024 | 19103 | |
| 531 Willowbrook | 15:51 | 15:47 | +3 | 320 017 | 24132 | |
| 531 Willowbrook | 16:10 | 16:08 | +1 | 321 020 | 18381 | |
| 531 Willowbrook | 16:30 | 321 022 | 24139 | |||
| 531 Willowbrook | 16:50 | 321 031 | ||||
| 531 Willowbrook | 17:06 | 17:02 | +3 | 321 023 | 18102 | |
| 531 Willowbrook | 17:24 | 502 045 | ||||
| 531 Willowbrook | 17:41 | 17:43 | -3 | 321 016 | 18369 | |
| 531 Willowbrook | 17:59 | 18:02 | -3½ | 321 024 | 19103 | |
| 531 Willowbrook | 18:16 | 18:12 | +3 | 320 017 | 24132 | |
| 531 Willowbrook | 18:32 | 18:30 | +1 | 321 020 | 18381 | |
| 531 Willowbrook | 18:51 | 321 022 | 24139 | |||
| 531 Willowbrook | 19:18 | 321 031 |