| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 10:41 | 10:43 | -2½ | 14 min | 321 025 | 18376 |
| 531 Willowbrook | 11:11 | 42 min | 321 019 | 24105 | ||
| 531 Willowbrook | 11:41 | 11:39 | +2 | 72 min | 321 030 | 7453 |
| 531 Willowbrook | 12:11 | 12:08 | +2 | 321 022 | 18121 | |
| 531 Willowbrook | 12:39 | 12:32 | +6½ | 321 015 | 19139 | |
| 531 Willowbrook | 13:09 | 13:10 | -1 | 320 012 | 7488 | |
| 531 Willowbrook | 13:39 | 13:28 | +10½ | 321 028 | 9695 | |
| 531 Willowbrook | 14:04 | 14:07 | -3½ | 321 012 | 24134 | |
| 531 Willowbrook | 14:24 | 14:24 | -0½ | 321 010 | 7468 | |
| 531 Willowbrook | 14:45 | 502 044 | ||||
| 531 Willowbrook | 15:06 | 14:58 | +7½ | 321 014 | 7477 | |
| 531 Willowbrook | 15:26 | 15:28 | -2½ | 321 025 | 18376 | |
| 531 Willowbrook | 15:47 | 15:48 | -1 | 320 012 | 7488 | |
| 531 Willowbrook | 16:07 | 321 019 | 24105 | |||
| 531 Willowbrook | 16:27 | 16:25 | +2 | 321 030 | 7453 | |
| 531 Willowbrook | 16:46 | 321 031 | ||||
| 531 Willowbrook | 17:03 | 17:00 | +2 | 321 022 | 18121 | |
| 531 Willowbrook | 17:21 | 502 044 | ||||
| 531 Willowbrook | 17:37 | 17:29 | +7½ | 321 014 | 7477 | |
| 531 Willowbrook | 17:55 | 17:57 | -2½ | 321 025 | 18376 | |
| 531 Willowbrook | 18:12 | 18:13 | -1 | 320 012 | 7488 | |
| 531 Willowbrook | 18:29 | 321 019 | 24105 | |||
| 531 Willowbrook | 18:48 | 18:46 | +2 | 321 030 | 7453 | |
| 531 Willowbrook | 19:15 | 321 031 | ||||
| 531 Willowbrook | 19:44 | 19:36 | +7½ | 321 014 | 7477 |