| 1 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 14:07–14:54 | — | unobserved | 105524020 |
| 2 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 15:04–15:49 | — | unobserved | 91206020 |
| 3 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 15:59–16:46 | — | unobserved | 93544020 |
| 4 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 16:56–17:41 | — | unobserved | 46178020 |
| 5 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 17:52–18:36 | — | unobserved | 19025020 |
| 6 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 18:44–19:24 | — | unobserved | 43704020 |
| 7 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 19:30–20:12 | — | unobserved | 96784020 |
| 8 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 20:13–20:51 | — | unobserved | 68483020 |
| 9 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 20:56–21:32 | — | unobserved | 118561020 |
| 10 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 21:40–22:16 | 8599 | observed | 53713020 |
| 11 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 22:20–22:53 | 8599 | observed | 7451020 |
| 12 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 23:00–23:32 | 8599 | observed | 13979020 |
| 13 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 23:40–00:13 +1 | 8599 | observed | 47955020 |
| 14 | 21 | South - 21C Brimley towards Kennedy Station via Scarborough Centre Stn | 00:20 +1–00:52 +1 | 8599 | observed | 38825020 |
| 15 | 21 | North - 21C Brimley towards Steeles via Scarborough Centre Stn | 01:00 +1–01:31 +1 | 8599 | observed | 134354020 |