| Trip | Sched | Corr ↓ | Delay | Wait | Block | Vehicle |
|---|---|---|---|---|---|---|
| 531 Willowbrook | 13:26 | 13:27 | -1½ | 12 min | 321 026 | 19120 |
| 531 Willowbrook | 13:47 | 13:28 | +18½ | 32 min | 321 013 | 24103 |
| 531 Willowbrook | 14:06 | 14:08 | -3 | 51 min | 321 008 | 18160 |
| 531 Willowbrook | 14:28 | 73 min | 502 022 | |||
| 531 Willowbrook | 14:49 | 321 010 | 16129 | |||
| 531 Willowbrook | 15:09 | 15:08 | +0½ | 321 024 | 18122 | |
| 531 Willowbrook | 15:29 | 15:21 | +8 | 320 015 | 19141 | |
| 531 Willowbrook | 15:49 | 15:52 | -3½ | 321 028 | 18383 | |
| 531 Willowbrook | 16:09 | 16:05 | +3½ | 321 020 | 24122 | |
| 531 Willowbrook | 16:27 | 321 030 | ||||
| 531 Willowbrook | 16:45 | 16:52 | -7½ | 321 022 | 19143 | |
| 531 Willowbrook | 17:04 | 502 022 | ||||
| 531 Willowbrook | 17:22 | 321 010 | 16129 | |||
| 531 Willowbrook | 17:42 | 17:41 | +0½ | 321 024 | 18122 | |
| 531 Willowbrook | 18:02 | 17:54 | +8 | 320 015 | 19141 | |
| 531 Willowbrook | 18:21 | 18:24 | -3½ | 321 028 | 18383 | |
| 531 Willowbrook | 18:41 | 18:37 | +3½ | 321 020 | 24122 | |
| 531 Willowbrook | 19:01 | 321 030 | ||||
| 531 Willowbrook | 19:31 | 321 010 | 16129 | |||
| 531 Willowbrook | 20:01 | 20:00 | +0½ | 321 024 | 18122 | |
| 531 Willowbrook | 20:30 | 20:33 | -3½ | 321 028 | 18383 | |
| 531 Willowbrook | 20:59 | 321 030 | ||||
| 531 Willowbrook | 21:57 | 21:56 | +0½ | 321 024 | 18122 | |
| 531 Willowbrook | 22:55 | 23:02 | -8 | 321 005 | 9683 | |
| 531 Willowbrook | 23:55 | 23:54 | +0½ | 321 024 | 18122 |