| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 13:15 | 13:16 | -1 | 31 min | 320 015 | 19123 |
| 531 Willowbrook | 13:45 | 13:15 | +29½ | 60 min | 321 026 | 24115 |
| 531 Willowbrook | 14:06 | 14:05 | +0½ | 81 min | 321 013 | 19112 |
| 531 Willowbrook | 14:25 | 321 008 | 16130 | |||
| 531 Willowbrook | 14:48 | 502 022 | ||||
| 531 Willowbrook | 15:09 | 15:06 | +2 | 321 010 | 18375 | |
| 531 Willowbrook | 15:29 | 15:30 | -1½ | 321 024 | 24134 | |
| 531 Willowbrook | 15:49 | 15:50 | -1 | 320 015 | 19123 | |
| 531 Willowbrook | 16:09 | 16:05 | +4 | 321 028 | 18363 | |
| 531 Willowbrook | 16:29 | 16:26 | +3 | 321 020 | 19125 | |
| 531 Willowbrook | 16:47 | 321 030 | ||||
| 531 Willowbrook | 17:04 | 321 022 | ||||
| 531 Willowbrook | 17:23 | 502 022 | ||||
| 531 Willowbrook | 17:40 | 17:37 | +2 | 321 010 | 18375 | |
| 531 Willowbrook | 18:00 | 18:01 | -1½ | 321 024 | 24134 | |
| 531 Willowbrook | 18:19 | 18:20 | -1 | 320 015 | 19123 | |
| 531 Willowbrook | 18:38 | 18:34 | +4 | 321 028 | 18363 | |
| 531 Willowbrook | 18:58 | 18:55 | +3 | 321 020 | 19125 | |
| 531 Willowbrook | 19:17 | 321 030 | ||||
| 531 Willowbrook | 19:47 | 19:44 | +2 | 321 010 | 18375 | |
| 531 Willowbrook | 20:17 | 20:18 | -1½ | 321 024 | 24134 | |
| 531 Willowbrook | 20:45 | 20:41 | +4 | 321 028 | 18363 | |
| 531 Willowbrook | 21:13 | 321 030 | ||||
| 531 Willowbrook | 22:11 | 22:12 | -1½ | 321 024 | 24134 | |
| 531 Willowbrook | 23:09 | 23:17 | -8 | 321 005 | 18382 |