OC Transpo bus route · Frequent & local routes (1–199)

Route 20

Rideau ⇄ St-Laurent. Runs weekdays 5:10 AM – 11:50 PM, about every 30 min; Saturdays 6:48 AM – 12:10 AM (after midnight), about every 30 min; Sundays 8:40 AM – 11:09 PM, about every 30 min. 97 stops, including 2 O-Train stations. Buses are signed “Rideau” or “St-Laurent”.

Route 20: no disruptions posted (as of last build)

No live arrivals — we don’t have OC Transpo’s real-time feed. The pill reflects OC Transpo’s publicly-posted alerts. For arrival times, use octranspo.com; for planned hours see the schedule below.

Route 20 schedule

Day	First trip	Last trip	Frequency	Trips
Weekdays	5:10 AM	11:50 PM	about every 30 min	67
Saturdays	6:48 AM	12:10 AM (after midnight)	about every 30 min	60
Sundays	8:40 AM	11:09 PM	about every 30 min	53

Destinations shown on the bus: Rideau · St-Laurent

From OC Transpo's published GTFS schedule (S1000524), counted on 2026-10-27 / 2026-10-24 / 2026-10-25. Frequency is the typical daytime gap between departures in the busier direction. Planned times, not live — holidays and detours differ.

Stops on Route 20

Every stop and station this route serves, in the order OC Transpo lists them. Tap one for the first and last bus at that stop, the other routes there, and the nearest O-Train station.

O-Train station

Rideau

22 routes

Stop 7577

Dalhousie / Rideau

4 routes

Stop 6837

Dalhousie / Clarence

4 routes

Stop 2322

Murray / Dalhousie

4 routes

Stop 7575

Murray / Cumberland

4 routes

Stop 2320

Murray / King Edward

4 routes

Stop 1904

Beausoleil / St Patrick

3 routes

Stop 6827

Old St Patrick / De La Salle H.S.

3 routes

Stop 2964

Old St Patrick / Cobourg

3 routes

Stop 7571

St Patrick / Cobourg

5 routes

Stop 8794

Beechwood / Loyer

3 routes

Stop 8795

Beechwood / St Charles

3 routes

Stop 1650

Marier / Beechwood

2 routes

Stop 7264

Marier / Genest

2 routes

Stop 8995

Des Pères-Blancs / Marier

1 route

Stop 7035

Des Pères-Blancs / Longpré

1 route

Stop 0839

Des Pères-Blancs / Lebrun

1 route

Stop 7040

300 Des Pères Blancs

1 route

Stop 1890

Des Pères-Blancs / Lebrun

1 route

Stop 7034

Des Pères-Blancs / Marquette

1 route

Stop 8752

Des Pères-Blancs / Marier

1 route

Stop 7028

Marier / Longpre

2 routes

Stop 7050

Marier / Montfort

2 routes

Stop 7049

Montfort / Bradley

1 route

Stop 8747

Montfort / Ste Anne

1 route

Stop 1544

Montfort / Granville

1 route

Stop 1545

Granville / Montréal

1 route

Stop 0807

Montréal / Lafontaine

5 routes

Stop 8740

Montréal / De L'Église

5 routes

Stop 7060

Montréal / Notre-Dame Cemetery

5 routes

Stop 4393

St-Laurent / Montréal

3 routes

Stop 4392

St-Laurent / Ad. 505

3 routes

Stop 8627

St-Laurent / Brittany

3 routes

Stop 1519

Brittany / Coleford

2 routes

Stop 8729

Brittany / Bangs

2 routes

Stop 4397

Brittany / Quarry

2 routes

Stop 4398

Brittany / Kristin

2 routes

Stop 8730

Brittany / Montréal

2 routes

Stop 8734

Montréal / Cummings

5 routes

Stop 1511

Montréal / Montfort Hospital

5 routes

Stop 0989

Montfort Hospital

1 route

Stop 2516

Cummings / Montréal

1 route

Stop 8616

Cummings / Wilson

1 route

Stop 2513

Cummings / Clarke

1 route

Stop 2512

Cummings / Québec

1 route

Stop 5865

Cummings / Burn

1 route

Stop 2509

Cummings / Gardenvale

1 route

Stop 2508

Cummings / Shane

1 route

Stop 2507

Cummings / Caron

1 route

Stop 8617

Cummings / Donald

1 route

Stop 2502

Donald / Cummings

1 route

Stop 2501

Donald / Hendon

1 route

Stop 8618

Donald / St-Laurent

1 route

Stop 8623

St-Laurent / Donald

3 routes

Stop 6695

St-Laurent / Queen Mary

3 routes

Stop 6696

St-Laurent / Coventry

5 routes

Stop 1049

St-Laurent / Lemieux

8 routes

O-Train station

St-Laurent

16 routes

Stop 6698

St-Laurent / Ogilvie

8 routes

Stop 6697

St-Laurent / Cyrville

4 routes

Stop 8852

St-Laurent / Ad. 1055

4 routes

Stop 8619

Donald / St-Laurent

1 route

Stop 2503

Donald / Findon

1 route

Stop 2504

Donald / Cummings

1 route

Stop 8620

Cummings / Donald

1 route

Stop 2505

Cummings / Snow

1 route

Stop 2506

Cummings / Shane

1 route

Stop 8613

Cummings / Gardenvale

1 route

Stop 2510

Cummings / Burn

1 route

Stop 2511

Cummings / Québec

1 route

Stop 8621

Cummings / Clarke

1 route

Stop 2514

Cummings / Wilson

1 route

Stop 2515

Cummings / Montréal

1 route

Stop 4396

Brittany / Montréal

2 routes

Stop 6126

Brittany / Kristin

2 routes

Stop 4394

Brittany / Truro

2 routes

Stop 8847

Brittany / Bangs

2 routes

Stop 8924

St-Laurent / Dunbarton

3 routes

Stop 4391

St-Laurent / Ad. 505

3 routes

Stop 1576

St-Laurent / Montréal

3 routes

Stop 0927

Montréal / Notre-Dame Cemetery

6 routes

Stop 0926

Montréal / De L'Église

6 routes

Stop 1543

Montréal / Granville

6 routes

Stop 0027

Ste Anne / Monfort

1 route

Stop 7047

Montfort / Park

1 route

Stop 7048

Montfort / Marier

1 route

Stop 7027

Marier / Longpre

2 routes

Stop 7029

Marier / Genest

2 routes

Stop 7263

Marier / Barrette

2 routes

Stop 8790

Beechwood / St Charles

5 routes

Stop 8922

Beechwood / Mackay

5 routes

Stop 6830

Old St Patrick / Cobourg

4 routes

Stop 6828

Old St Patrick / Beausoleil

5 routes

Stop 2319

St Patrick / Beausoleil

4 routes

Stop 2321

St Patrick / Cumberland

3 routes

Stop 6402

Dalhousie / St Patrick

4 routes

Stop 6838

Dalhousie / York

5 routes

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