| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 13:13 | 13:15 | -2 | 13 min | 320 012 | 18129 |
| 531 Willowbrook | 13:43 | 13:32 | +10½ | 41 min | 321 028 | 18323 |
| 531 Willowbrook | 14:08 | 14:02 | +5 | 66 min | 321 012 | 7502 |
| 531 Willowbrook | 14:28 | 14:25 | +2 | 86 min | 321 010 | 16123 |
| 531 Willowbrook | 14:49 | 502 044 | ||||
| 531 Willowbrook | 15:10 | 14:50 | +19½ | 321 014 | 18365 | |
| 531 Willowbrook | 15:30 | 15:30 | -0 | 321 025 | 16103 | |
| 531 Willowbrook | 15:51 | 15:53 | -2 | 320 012 | 18129 | |
| 531 Willowbrook | 16:11 | 321 019 | 7498 | |||
| 531 Willowbrook | 16:31 | 16:45 | -15 | 321 030 | 24130 | |
| 531 Willowbrook | 16:51 | 321 031 | ||||
| 531 Willowbrook | 17:07 | 17:13 | -6½ | 321 022 | 24115 | |
| 531 Willowbrook | 17:25 | 502 044 | ||||
| 531 Willowbrook | 17:41 | 17:21 | +19½ | 321 014 | 18365 | |
| 531 Willowbrook | 17:59 | 17:59 | -0 | 321 025 | 16103 | |
| 531 Willowbrook | 18:16 | 18:18 | -2 | 320 012 | 18129 | |
| 531 Willowbrook | 18:33 | 321 019 | 7498 | |||
| 531 Willowbrook | 18:52 | 19:06 | -15 | 321 030 | 24130 | |
| 531 Willowbrook | 19:19 | 321 031 | ||||
| 531 Willowbrook | 19:48 | 19:28 | +19½ | 321 014 | 18365 | |
| 531 Willowbrook | 20:17 | 20:17 | -0 | 321 025 | 16103 | |
| 531 Willowbrook | 20:47 | 321 019 | 7498 | |||
| 531 Willowbrook | 21:14 | 321 031 | ||||
| 531 Willowbrook | 22:12 | 22:12 | -0 | 321 025 | 16103 | |
| 531 Willowbrook | 23:11 | 23:09 | +1½ | 321 007 | 19126 |