| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 17:39 | 17:40 | -1½ | now | 321 016 | 18377 |
| 531 Willowbrook | 17:54 | 18:07 | -13½ | 24 min | 321 024 | 18128 |
| 531 Willowbrook | 18:14 | 18:07 | +7 | 31 min | 320 016 | 16109 |
| 531 Willowbrook | 18:32 | 18:35 | -3 | 49 min | 321 019 | 19122 |
| 531 Willowbrook | 18:52 | 18:57 | -5½ | 69 min | 321 030 | 7456 |
| 531 Willowbrook | 19:19 | 19:23 | -4 | 321 033 | 18112 | |
| 531 Willowbrook | 19:48 | 19:49 | -1½ | 321 016 | 18377 | |
| 531 Willowbrook | 20:18 | 20:31 | -13½ | 321 024 | 18128 | |
| 531 Willowbrook | 20:48 | 20:51 | -3 | 321 019 | 19122 | |
| 531 Willowbrook | 21:16 | 21:20 | -4 | 321 033 | 18112 | |
| 531 Willowbrook | 22:13 | 22:26 | -13½ | 321 024 | 18128 | |
| 531 Willowbrook | 23:12 | 321 004 | 24124 | |||
| 531 Willowbrook | 24:12 | 24:25 | -13½ | 321 024 | 18128 | |
| 531 Willowbrook | 06:11 | 801 008 | ||||
| 531 Willowbrook | 06:27 | 321 026 | ||||
| 531 Willowbrook | 06:43 | 801 026 | ||||
| 531 Willowbrook | 06:58 | 321 005 | ||||
| 531 Willowbrook | 07:13 | 321 013 | ||||
| 531 Willowbrook | 07:29 | 321 022 | ||||
| 531 Willowbrook | 07:44 | 801 017 | ||||
| 531 Willowbrook | 08:02 | 801 033 | ||||
| 531 Willowbrook | 08:22 | 801 008 | ||||
| 531 Willowbrook | 08:42 | 321 026 | ||||
| 531 Willowbrook | 09:02 | 321 005 | ||||
| 531 Willowbrook | 09:22 | 321 013 |