| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 17:52 | 17:59 | -7 | 2 min | 320 012 | 19119 |
| 531 Willowbrook | 18:09 | 18:14 | -5½ | 12 min | 321 019 | 24147 |
| 531 Willowbrook | 18:28 | 18:19 | +8½ | 31 min | 321 030 | 19104 |
| 531 Willowbrook | 18:56 | 18:53 | +2½ | 59 min | 321 031 | 18115 |
| 531 Willowbrook | 19:26 | 19:24 | +1 | 89 min | 321 014 | 16105 |
| 531 Willowbrook | 19:56 | 19:50 | +6 | 321 025 | 18373 | |
| 531 Willowbrook | 20:26 | 20:31 | -5½ | 321 019 | 24147 | |
| 531 Willowbrook | 20:53 | 20:50 | +2½ | 321 031 | 18115 | |
| 531 Willowbrook | 21:51 | 21:45 | +6 | 321 025 | 18373 | |
| 531 Willowbrook | 22:50 | 22:50 | -0 | 321 007 | 18106 | |
| 531 Willowbrook | 23:50 | 23:44 | +6 | 321 025 | 18373 | |
| 531 Willowbrook | 05:55 | 320 007 | ||||
| 531 Willowbrook | 06:25 | 320 022 | ||||
| 531 Willowbrook | 06:55 | 320 006 | ||||
| 531 Willowbrook | 07:25 | 320 020 | ||||
| 531 Willowbrook | 07:56 | 320 007 | ||||
| 531 Willowbrook | 08:26 | 320 022 | ||||
| 531 Willowbrook | 08:56 | 320 006 | ||||
| 531 Willowbrook | 09:26 | 320 020 | ||||
| 531 Willowbrook | 09:56 | 320 007 | ||||
| 531 Willowbrook | 10:26 | 320 022 | ||||
| 531 Willowbrook | 10:56 | 320 006 | ||||
| 531 Willowbrook | 11:26 | 320 061 | ||||
| 531 Willowbrook | 11:55 | 320 020 | ||||
| 531 Willowbrook | 12:24 | 320 007 |