| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 10:06 | 10:09 | -3½ | 14 min | 321 014 | 7477 |
| 531 Willowbrook | 10:36 | 41 min | 321 025 | 18376 | ||
| 531 Willowbrook | 11:06 | 11:03 | +3 | 71 min | 321 019 | 24105 |
| 531 Willowbrook | 11:36 | 11:34 | +2 | 321 030 | 7453 | |
| 531 Willowbrook | 12:06 | 12:02 | +4 | 321 022 | 18121 | |
| 531 Willowbrook | 12:34 | 12:33 | +0 | 321 015 | 19139 | |
| 531 Willowbrook | 13:04 | 12:58 | +5 | 320 012 | 7488 | |
| 531 Willowbrook | 13:34 | 13:34 | -1 | 321 028 | 9695 | |
| 531 Willowbrook | 13:59 | 13:43 | +15½ | 321 012 | 24134 | |
| 531 Willowbrook | 14:19 | 14:13 | +5 | 321 010 | 7468 | |
| 531 Willowbrook | 14:39 | 502 044 | ||||
| 531 Willowbrook | 15:00 | 15:03 | -3½ | 321 014 | 7477 | |
| 531 Willowbrook | 15:20 | 321 025 | 18376 | |||
| 531 Willowbrook | 15:41 | 15:35 | +5 | 320 012 | 7488 | |
| 531 Willowbrook | 16:01 | 15:58 | +3 | 321 019 | 24105 | |
| 531 Willowbrook | 16:21 | 16:19 | +2 | 321 030 | 7453 | |
| 531 Willowbrook | 16:41 | 321 031 | ||||
| 531 Willowbrook | 16:57 | 16:53 | +4 | 321 022 | 18121 | |
| 531 Willowbrook | 17:15 | 502 044 | ||||
| 531 Willowbrook | 17:32 | 17:35 | -3½ | 321 014 | 7477 | |
| 531 Willowbrook | 17:50 | 321 025 | 18376 | |||
| 531 Willowbrook | 18:07 | 18:01 | +5 | 320 012 | 7488 | |
| 531 Willowbrook | 18:25 | 18:22 | +3 | 321 019 | 24105 | |
| 531 Willowbrook | 18:44 | 18:42 | +2 | 321 030 | 7453 | |
| 531 Willowbrook | 19:11 | 321 031 |