| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 10:24 | 2 min | 321 025 | 9674 | ||
| 531 Willowbrook | 10:54 | 10:55 | -1 | 32 min | 321 019 | 18104 |
| 531 Willowbrook | 11:24 | 11:18 | +5 | 62 min | 321 030 | 18139 |
| 531 Willowbrook | 11:54 | 11:54 | -0½ | 321 022 | 24101 | |
| 531 Willowbrook | 12:22 | 12:15 | +6½ | 321 015 | 24102 | |
| 531 Willowbrook | 12:52 | 12:53 | -1½ | 320 012 | 18152 | |
| 531 Willowbrook | 13:22 | 13:18 | +3½ | 321 028 | 19113 | |
| 531 Willowbrook | 13:46 | 13:45 | +0½ | 321 012 | 19122 | |
| 531 Willowbrook | 14:06 | 321 010 | 18324 | |||
| 531 Willowbrook | 14:27 | 502 044 | ||||
| 531 Willowbrook | 14:47 | 14:39 | +8 | 321 014 | 25144 | |
| 531 Willowbrook | 15:07 | 321 025 | 9674 | |||
| 531 Willowbrook | 15:27 | 15:28 | -1½ | 320 012 | 18152 | |
| 531 Willowbrook | 15:47 | 15:48 | -1 | 321 019 | 18104 | |
| 531 Willowbrook | 16:07 | 16:01 | +5 | 321 030 | 18139 | |
| 531 Willowbrook | 16:27 | 321 031 | ||||
| 531 Willowbrook | 16:45 | 16:45 | -0½ | 321 022 | 24101 | |
| 531 Willowbrook | 17:03 | 502 044 | ||||
| 531 Willowbrook | 17:20 | 17:12 | +8 | 321 014 | 25144 | |
| 531 Willowbrook | 17:38 | 321 025 | 9674 | |||
| 531 Willowbrook | 17:56 | 17:57 | -1½ | 320 012 | 18152 | |
| 531 Willowbrook | 18:13 | 18:14 | -1 | 321 019 | 18104 | |
| 531 Willowbrook | 18:32 | 18:26 | +5 | 321 030 | 18139 | |
| 531 Willowbrook | 19:00 | 321 031 | ||||
| 531 Willowbrook | 19:29 | 19:21 | +8 | 321 014 | 25144 |