Bus 21 in Toronto links Brimley Rd at Steeles Ave East and Kennedy Station – Platform B. The route is 14.3 km long with 45 stops, and the official schedule from the Toronto Transit Commission puts the full trip at about 39 minutes. On a weekday it runs 66 trips in one direction, and 49 on a weekend day.
Route at a glance
| Mode | Bus |
|---|---|
| Route number | 21 |
| City | Toronto |
| Transit authority | the Toronto Transit Commission (TTC) |
| Start → end | Brimley Rd at Steeles Ave East → Kennedy Station – Platform B |
| End → start | Kennedy Station – Platform B → Brimley Rd at Steeles Ave East |
| Route length | 14.3 km / 13.8 km in the opposite direction |
| Number of stops | 45 / 45 in the opposite direction |
| Travel time | about 39 minutes |
| Trips per day | 66 on weekdays, 49 on weekends one way |
| Frequency | peak 16–23 · midday 13–18 · weekend 22–24 |
| First / last trip from «Brimley Rd at Steeles Ave East» | 00:00 / 23:40 |
| First / last trip from «Kennedy Station – Platform B» | 00:00 / 23:40 |
| Fare | 3.35 $ |
| Updated | August 22, 2026 |
Route of Bus 21
Outbound: Brimley Rd at Steeles Ave East → Kennedy Station – Platform B
This direction has 45 stops and runs 14.3 km. The route passes Brimley Rd at Steeles Ave East South Side, Brimley Rd at Chartland Blvd South, Triton Rd at Borough Dr, Brimley Rd at Lawrence Ave East. Below is the full list with the distance from the first stop.
| No. | Stop | From start | Note |
|---|---|---|---|
| 1 | Brimley Rd at Steeles Ave East | 0.2 km | Terminus |
| 2 | Brimley Rd at Steeles Ave East South Side | 0.2 km | |
| 3 | Brimley Rd at Port Royal Trail (North) | 0.5 km | |
| 4 | Brimley Rd at Walkway to Audrelane Crt | 0.8 km | |
| 5 | Brimley Rd at Port Royal Trail (South) | 1.0 km | |
| 6 | Brimley Rd at Walkway to McCool Crt | 1.2 km | |
| 7 | Brimley Rd at McNicoll Ave | 1.6 km | |
| 8 | Brimley Rd at Danjohn Cres (North) South Side | 1.9 km | |
| 9 | Brimley Rd at Alexmuir Blvd South Side | 2.2 km | |
| 10 | Brimley Rd at Opposite Brimley Woods Park | 2.5 km | |
| 11 | Brimley Rd at Finch Ave East | 2.8 km | |
| 12 | Brimley Rd at Chartland Blvd South | 3.3 km | |
| 13 | Brimley Rd at Huntingwood Dr | 3.7 km | |
| 14 | 2278 Brimley Rd | 3.9 km | |
| 15 | Brimley Rd at Dennett Dr | 4.3 km | |
| 16 | Brimley Rd at Heather Rd South Side | 4.7 km | |
| 17 | Brimley Rd at Sheppard Ave East | 4.9 km | |
| 18 | 1994 Brimley Rd | 5.2 km | |
| 19 | Brimley Rd at Pitfield Rd | 5.4 km | |
| 20 | Brimley Rd at Grittani Lane South Side | 5.7 km | |
| 21 | Brimley Rd at Progress Ave | 6.4 km | |
| 22 | Triton Rd at Borough Dr | 6.7 km | |
| 23 | Scarborough Centre Station | 7.3 km | |
| 24 | Triton Rd at Borough Dr | 6.7 km | |
| 25 | Brimley Rd at Golden Gate Crt | 7.9 km | |
| 26 | Brimley Rd at Ellesmere Rd South Side | 8.1 km | |
| 27 | Brimley Rd at Applefield Dr (North) | 8.3 km | |
| 28 | Brimley Rd at Waterfield Dr | 8.7 km | |
| 29 | Brimley Rd at Applefield Dr (South) | 9.0 km | |
| 30 | Brimley Rd at Dorcot Ave South Side | 9.4 km | |
| 31 | Brimley Rd at Britwell Ave | 9.7 km | |
| 32 | Brimley Rd at Lawrence Ave East | 10.0 km | |
| 33 | Brimley Rd at Arnprior Rd South Side | 10.2 km | |
| 34 | Brimley Rd at Shediac Rd | 10.5 km | |
| 35 | Brimley Rd at Largo Lane South Side | 10.7 km | |
| 36 | Brimley Rd at Deerfield Rd | 10.9 km | |
| 37 | Brimley Rd at Gully Dr South Side | 11.2 km | |
| 38 | Brimley Rd at Dallyn Cres | 11.4 km | |
| 39 | Brimley Rd at Strode Dr South Side | 11.6 km | |
| 40 | Brimley Rd at Eglinton Ave East | 11.9 km | |
| 41 | Eglinton Ave East at Gilder Dr | 12.4 km | |
| 42 | Eglinton Ave East at Midland Ave | 12.8 km | |
| 43 | North Service Rd at Eglinton Ave East | 13.6 km | |
| 44 | Kennedy Station Drop-off Platform | 14.0 km | |
| 45 | Kennedy Station – Platform B | 14.3 km | Terminus |
Inbound: Kennedy Station – Platform B → Brimley Rd at Steeles Ave East
This direction has 45 stops and runs 13.9 km. The route passes Eglinton Ave East at South Service Rd East Side, Brimley Rd at Larkhall Ave North Side, Scarborough Centre Station, Opposite 2278 Brimley Rd. Below is the full list with the distance from the first stop.
| No. | Stop | From start | Note |
|---|---|---|---|
| 1 | Kennedy Station – Platform B | 0.0 km | Terminus |
| 2 | Eglinton Ave East at South Service Rd East Side | 0.3 km | |
| 3 | Eglinton Ave East at Midland Ave | 1.1 km | |
| 4 | Eglinton Ave East at Falmouth Ave | 1.6 km | |
| 5 | Brimley Rd at Eglinton Ave East North Side | 2.1 km | |
| 6 | Brimley Rd at Strode Dr | 2.3 km | |
| 7 | Brimley Rd at Elgar Ave | 2.5 km | |
| 8 | Brimley Rd at Gully Dr | 2.8 km | |
| 9 | Brimley Rd at Seminole Ave North Side | 3.0 km | |
| 10 | Brimley Rd at Largo Lane | 3.2 km | |
| 11 | Brimley Rd at Fraserton Gate | 3.4 km | |
| 12 | Brimley Rd at Larkhall Ave North Side | 3.6 km | |
| 13 | Brimley Rd at Lawrence Ave East | 3.9 km | |
| 14 | Brimley Rd at Britwell Ave | 4.2 km | |
| 15 | Brimley Rd at Dorcot Ave | 4.5 km | |
| 16 | Brimley Rd at St Andrews Rd | 4.9 km | |
| 17 | Brimley Rd at Brimorton Dr | 5.3 km | |
| 18 | Brimley Rd at Bernadine St | 5.7 km | |
| 19 | Brimley Rd at Ellesmere Rd | 5.8 km | |
| 20 | Brimley Rd at Omni Dr North Side | 6.1 km | |
| 21 | Triton Rd at Borough Dr | 6.3 km | |
| 22 | Scarborough Centre Station | 7.0 km | |
| 23 | Triton Rd at Borough Dr | 6.3 km | |
| 24 | Brimley Rd at Progress Ave | 7.5 km | |
| 25 | Opposite 1750 Brimley Rd | 7.7 km | |
| 26 | Brimley Rd at Grittani Lane | 8.2 km | |
| 27 | Brimley Rd at Pitfield Rd | 8.5 km | |
| 28 | 1965 Brimley Rd | 8.7 km | |
| 29 | Brimley Rd at Sheppard Ave East | 9.0 km | |
| 30 | Brimley Rd at Heather Rd | 9.3 km | |
| 31 | Brimley Rd at Dennett Dr North Side | 9.6 km | |
| 32 | Opposite 2278 Brimley Rd | 10.1 km | |
| 33 | Brimley Rd at Huntingwood Dr | 10.3 km | |
| 34 | Brimley Rd at Chartland Blvd South | 10.6 km | |
| 35 | Brimley Rd at Finch Ave East | 11.1 km | |
| 36 | Brimley Rd at Brimley Woods Park | 11.5 km | |
| 37 | Brimley Rd at Brimwood Blvd | 11.8 km | |
| 38 | Brimley Rd at Danjohn Cres (North) | 12.1 km | |
| 39 | Brimley Rd at McNicoll Ave | 12.3 km | |
| 40 | Brimley Rd at Walkway to Goldhawk Trail | 12.7 km | |
| 41 | Brimley Rd at Wenlock Gate | 13.0 km | |
| 42 | Brimley Rd at Opposite Walkway to Audrelane Crt | 13.2 km | |
| 43 | Brimley Rd at Eagledance Dr | 13.4 km | |
| 44 | Brimley Rd at Steeles Ave East | 13.8 km | |
| 45 | Brimley Rd at Steeles Ave East North Side | 13.8 km | Terminus |
Schedule and frequency
According to the official schedule from the Toronto Transit Commission, the route runs 66 trips in one direction on a weekday, and 49 on a weekend day.
| Direction | Weekdays | Weekends and holidays |
|---|---|---|
| From «Brimley Rd at Steeles Ave East» | 00:00 — 23:40 | 00:03 — 23:43 |
| From «Kennedy Station – Platform B» | 00:00 — 23:40 | 00:04 — 23:44 |
Frequency calculated from the departure table: in the morning peak buses run every 16–23 minutes, most often every 18; midday every 13–18 minutes; in the afternoon peak every 16–20; on weekends every 22–24 minutes.
Fare and payment
A single ride costs 3.35 $. The same fare applies to streetcars, buses and the subway in Toronto.
A cash fare is $3.35 and covers one ride only. Paying with a PRESTO card, debit or credit card costs $3.30 and includes two hours of unlimited transfers. A day pass is $13.50, a monthly adult pass $156.00. Transfers within 120 minutes are free. The two-hour transfer applies only to fares paid by card; a cash fare covers a single ride. An unlimited monthly pass costs $156.00.
Frequently asked questions
How much does a ride on bus 21 cost?
3.35 $ for a single ride.
When do the first and last trips run?
From Brimley Rd at Steeles Ave East the first is at 00:00 and the last at 23:40. From Kennedy Station – Platform B they are 00:00 and 23:40.
How long does the trip from Brimley Rd at Steeles Ave East to Kennedy Station – Platform B take?
About 39 minutes end to end — the median of full trips in the official schedule.
How many stops does the route have?
45 outbound and 45 inbound according to the official GTFS feed. The two lists do not match exactly.
Does bus 21 run on weekends?
Yes. On weekends and holidays there are 49 trips in one direction, running from Brimley Rd at Steeles Ave East between 00:03 and 23:43.
Every route number with its termini, operating hours and travel time is collected in the Toronto buses overview.
Data current as of August 22, 2026. Schedule and termini — the Toronto Transit Commission (TTC). Fares — Toronto Transit Commission, Fares & passes. Stop list, schedule and route geometry come from the official GTFS feed (City of Toronto Open Data).