Bus 51 in Ottawa links Britannia Park Loop and Tunney’s Pasture D. The route is 15.6 km long with 59 stops, and the official schedule from OC Transpo puts the full trip at about 53 minutes. On a weekday it runs 34 trips in one direction, and 26 on a weekend day.

Route at a glance
| Mode | Bus |
|---|---|
| Route number | 51 |
| City | Ottawa |
| Transit authority | OC Transpo |
| Start → end | Britannia Park Loop → Tunney’s Pasture D |
| End → start | Tunney’s Pasture D → Britannia Park Loop |
| Route length | 15.6 km / 15.9 km in the opposite direction |
| Number of stops | 59 / 65 in the opposite direction |
| Travel time | about 53 minutes |
| Trips per day | 34 on weekdays, 26 on weekends one way |
| Frequency | peak 30–39 · midday 30–51 · weekend 30–60 |
| First / last trip from «Britannia Park Loop» | 05:35 / 22:10 |
| First / last trip from «Tunney’s Pasture D» | 06:50 / 22:50 |
| Fare | — |
| Updated | August 23, 2026 |
Route of Bus 51
Outbound: Britannia Park Loop → Tunney’s Pasture D
This direction has 59 stops and runs 15.6 km. The route passes Britannia Park, Poulin / Don, Carlingwood, Dovercourt / Roosevelt. Below is the full list with the distance from the first stop.
| No. | Stop | From start | Note |
|---|---|---|---|
| 1 | Britannia Park Loop | 0.0 km | Terminus |
| 2 | Britannia Park | 0.1 km | |
| 3 | Don / Greenview | 0.5 km | |
| 4 | Don / Britannia | 0.6 km | |
| 5 | Britannia / Howe | 0.8 km | |
| 6 | Britannia / Salina | 1.1 km | |
| 7 | Britannia / Jamieson | 1.3 km | |
| 8 | Britannia / Rowatt | 1.5 km | |
| 9 | Cassels / Bradford | 1.8 km | |
| 10 | Bradford / Rowatt | 2.0 km | |
| 11 | Bradford / Jamieson | 2.2 km | |
| 12 | Salina / Bradford | 2.5 km | |
| 13 | Britannia / Howe | 2.7 km | |
| 14 | Poulin / Violet | 3.0 km | |
| 15 | Poulin / Regina | 3.1 km | |
| 16 | Poulin / Don | 3.2 km | |
| 17 | Poulin / Priscilla | 3.4 km | |
| 18 | Richmond / Forest | 3.7 km | |
| 19 | Richmond / Croydon | 3.9 km | |
| 20 | Richmond / Assaly | 4.2 km | |
| 21 | Lincoln Fields Mall West | 4.6 km | |
| 22 | Croydon / Bond | 4.9 km | |
| 23 | Carling / Connaught | 5.1 km | |
| 24 | Lincoln Fields 3B | 6.1 km | |
| 25 | Carling / Edgeworth | 6.9 km | |
| 26 | Carling / Fox | 7.1 km | |
| 27 | Carling / Woodroffe | 7.4 km | |
| 28 | Carling / Fairlawn | 7.7 km | |
| 29 | Carlingwood – Loblaws | 8.0 km | |
| 30 | Carlingwood | 8.2 km | |
| 31 | Woodroffe / Carlingwood Mall | 8.6 km | |
| 32 | Woodroffe / Flower | 8.7 km | |
| 33 | Saville Row / Woodroffe | 8.9 km | |
| 34 | Saville Row / Haymarket | 9.0 km | |
| 35 | Saville Row / Neepawa | 9.2 km | |
| 36 | Saville Row / Black Friars | 9.4 km | |
| 37 | Sherbourne / Dovercourt | 9.7 km | |
| 38 | Dovercourt / Courtenay | 9.9 km | |
| 39 | Dovercourt / Windermere | 10.1 km | |
| 40 | Dovercourt / Mansfield | 10.3 km | |
| 41 | Dovercourt / Denbury | 10.5 km | |
| 42 | Dovercourt / Broadview | 10.6 km | |
| 43 | Dovercourt / Brierwood | 10.9 km | |
| 44 | Dovercourt / Roosevelt | 11.1 km | |
| 45 | Dovercourt / Churchill | 11.4 km | |
| 46 | Churchill / Avondale | 11.5 km | |
| 47 | Churchill / Clare | 11.7 km | |
| 48 | Kirkwood / Byron | 12.9 km | |
| 49 | Kirkwood / Richmond | 13.1 km | |
| 50 | Richmond / Hilson | 13.2 km | |
| 51 | Richmond / Island Park | 13.4 km | |
| 52 | Wellington / Mayfair | 13.7 km | |
| 53 | Wellington / Granville | 13.8 km | |
| 54 | Wellington / Clarendon | 14.0 km | |
| 55 | Wellington / Harmer | 14.2 km | |
| 56 | Holland / Wellington | 14.4 km | |
| 57 | Holland / Spencer | 14.7 km | |
| 58 | Holland / Scott | 14.9 km | |
| 59 | Tunney’s Pasture D | 15.6 km | Terminus |
Inbound: Tunney’s Pasture D → Britannia Park Loop
This direction has 65 stops and runs 15.9 km. The route passes Holland / Spencer, Churchill / Princeton, Saville Row / Woodroffe, Richmond / Croydon. Below is the full list with the distance from the first stop.
| No. | Stop | From start | Note |
|---|---|---|---|
| 1 | Tunney’s Pasture D | 0.0 km | Terminus |
| 2 | Holland / Spencer | 0.8 km | |
| 3 | Holland / Wellington | 1.0 km | |
| 4 | Wellington / Caroline | 1.2 km | |
| 5 | Wellington / Gilchrist | 1.6 km | |
| 6 | Wellington / Carleton | 1.8 km | |
| 7 | Richmond / Island Park | 2.0 km | |
| 8 | Richmond / Hilson | 2.2 km | |
| 9 | Kirkwood / Richmond | 2.4 km | |
| 10 | Kirkwood / Byron | 2.7 km | |
| 11 | Kirkwood / Geoffrey | 2.8 km | |
| 12 | Kirkwood / Iona | 2.9 km | |
| 13 | Clare / Kirkwood | 3.2 km | |
| 14 | Clare / Laderoute | 3.3 km | |
| 15 | Clare / Tweedsmuir | 3.5 km | |
| 16 | Clare / Evered | 3.6 km | |
| 17 | Churchill / Princeton | 3.8 km | |
| 18 | Churchill / Avondale | 4.0 km | |
| 19 | Dovercourt / Churchill | 4.2 km | |
| 20 | Dovercourt / Roosevelt | 4.5 km | |
| 21 | Dovercourt / Brierwood | 4.7 km | |
| 22 | Dovercourt / Broadview | 4.9 km | |
| 23 | Dovercourt / Denbury | 5.0 km | |
| 24 | Dovercourt / Mansfield | 5.2 km | |
| 25 | Dovercourt / Windermere | 5.3 km | |
| 26 | Dovercourt / Wavell | 5.5 km | |
| 27 | Dovercourt / Rowanwood | 5.7 km | |
| 28 | Dovercourt / Sherbourne | 5.8 km | |
| 29 | Saville Row / Black Friars | 6.0 km | |
| 30 | Saville Row / Neepawa | 6.2 km | |
| 31 | Saville Row / Lockhart | 6.4 km | |
| 32 | Saville Row / Woodroffe | 6.5 km | |
| 33 | Woodroffe / Flower | 6.7 km | |
| 34 | Carlingwood – Loblaws | 7.4 km | |
| 35 | Carlingwood / Carling | 7.6 km | |
| 36 | Carling / Woodroffe | 7.8 km | |
| 37 | Carling / Woodland | 8.1 km | |
| 38 | Carling / Richardson | 8.3 km | |
| 39 | Carling / Wentworth | 8.5 km | |
| 40 | Carling / Edgeworth | 8.6 km | |
| 41 | Lincoln Fields 5A | 8.7 km | |
| 42 | Lincoln Fields 4B | 9.8 km | |
| 43 | Carling / Tavistock | 10.9 km | |
| 44 | Croydon / Lincoln Fields Mall | 11.1 km | |
| 45 | Lincoln Fields Mall East | 11.3 km | |
| 46 | Richmond / Assaly | 11.8 km | |
| 47 | Richmond / Croydon | 12.1 km | |
| 48 | Richmond / Plaza | 12.2 km | |
| 49 | Richmond / Poulin | 12.4 km | |
| 50 | Poulin / Priscilla | 12.6 km | |
| 51 | Poulin / Don | 12.8 km | |
| 52 | Poulin / Violet | 12.9 km | |
| 53 | Howe / Britannia | 13.2 km | |
| 54 | Britannia / Salina | 13.4 km | |
| 55 | Britannia / Jamieson | 13.7 km | |
| 56 | Britannia / Rowatt | 13.9 km | |
| 57 | Cassels / Bradford | 14.1 km | |
| 58 | Bradford / Rowatt | 14.4 km | |
| 59 | Bradford / Jamieson | 14.5 km | |
| 60 | Salina / Bradford | 14.9 km | |
| 61 | Britannia / Howe | 15.1 km | |
| 62 | Don / Zephyr | 15.4 km | |
| 63 | Don / Greenview | 15.5 km | |
| 64 | Britannia Park Parking | 15.8 km | |
| 65 | Britannia Park Loop | 15.9 km | Terminus |
Schedule and frequency
According to the official schedule from OC Transpo, the route runs 34 trips in one direction on a weekday, and 26 on a weekend day.
| Direction | Weekdays | Weekends and holidays |
|---|---|---|
| From «Britannia Park Loop» | 05:35 — 22:10 | 08:01 — 23:01 |
| From «Tunney’s Pasture D» | 06:50 — 22:50 | 08:45 — 23:45 |
Frequency calculated from the departure table: in the morning peak buses run every 30–39 minutes, most often every 30; midday every 30–51 minutes; in the afternoon peak every 26–30; on weekends every 30–60 minutes.
Frequently asked questions
When do the first and last trips run?
From Britannia Park Loop the first is at 05:35 and the last at 22:10. From Tunney’s Pasture D they are 06:50 and 22:50.
How long does the trip from Britannia Park Loop to Tunney’s Pasture D take?
About 53 minutes end to end — the median of full trips in the official schedule.
How many stops does the route have?
59 outbound and 65 inbound according to the official GTFS feed. The two lists do not match exactly.
Does bus 51 run on weekends?
Yes. On weekends and holidays there are 26 trips in one direction, running from Britannia Park Loop between 08:01 and 23:01.
Every route number with its termini, operating hours and travel time is collected in the Ottawa buses overview.
Data current as of August 23, 2026. Schedule and termini — OC Transpo. Fares — OC Transpo. Stop list, schedule and route geometry come from the official GTFS feed (OC Transpo, version S1000512-S1000514).