| 1 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 05:30–06:06 | — | unobserved | 40538020 |
| 2 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 06:14–06:53 | — | unobserved | 73842020 |
| 3 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 07:00–07:36 | — | unobserved | 94640020 |
| 4 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 07:44–08:26 | — | unobserved | 65298020 |
| 5 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 08:34–09:14 | — | unobserved | 60210020 |
| 6 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 09:17–09:56 | — | unobserved | 13469020 |
| 7 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 10:04–10:42 | — | unobserved | 10423020 |
| 8 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 10:49–11:28 | — | unobserved | 40107020 |
| 9 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 11:34–12:12 | — | unobserved | 38991020 |
| 10 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 12:19–12:58 | — | unobserved | 117590020 |
| 11 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 13:04–13:42 | — | unobserved | 73505020 |
| 12 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 13:47–14:26 | — | unobserved | 96302020 |
| 13 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 14:39–15:26 | — | unobserved | 12640020 |
| 14 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 15:36–16:21 | — | unobserved | 89825020 |
| 15 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 16:31–17:18 | — | unobserved | 5301020 |
| 16 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 17:28–18:13 | 8601 | observed | 568020 |
| 17 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 18:30–19:12 | 8601 | observed | 58269020 |
| 18 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 19:24–20:04 | 8601 | observed | 54041020 |
| 19 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 20:12–20:48 | 8601 | observed | 82847020 |
| 20 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 20:57–21:33 | 8601 | observed | 2633020 |
| 21 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 21:40–22:16 | 8601 | observed | 34427020 |
| 22 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 22:20–22:52 | 8601 | observed | 26793020 |
| 23 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 23:00–23:33 | 8601 | observed | 132764020 |
| 24 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 23:40–00:12 +1 | 8601 | observed | 21177020 |
| 25 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 00:20 +1–00:53 +1 | 8601 | observed | 39513020 |