Route from South River to Lac-Brome
Interactive map, distance, and indicative drive time for the route from South River to Lac-Brome — with the live planner for up-to-date turn-by-turn directions.
This page provides the map and indicative distance data for the route between South River (Ontario) and Lac-Brome (Quebec). Use the live planner below to get up-to-date driving directions by car, on foot, or by bicycle.
Distance from South River to Lac-Brome
The straight-line distance between South River and Lac-Brome is 538.6 km. The estimated road distance by car is around 609 km, with an indicative drive time of 6 h 46 min.
Trip cost and route type: South River – Lac-Brome
Driving directions from South River to Lac-Brome
The map shows the locations of South River (A) and Lac-Brome (B). Use the form below to calculate the up-to-date road route with turn-by-turn directions, real distance, and estimated drive time.
Turn-by-turn directions
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Driving directions from South River to Lac-Brome
Real distance: 708.7 km · Estimated time: 9 h 49 min
- Drive north on Dufferin Street. 75 m
- Turn left onto Ottawa Avenue. 406 m
- Turn right onto Highway 124/124. 1.8 km
- Take the 11 ramp. 40.7 km
- Take exit 329 onto 654/Lake Nosbonsing Road toward Callander/Astorville. 321 m
- Turn right onto Lake Nosbonsing Road/654. 494 m
- Turn right onto Callander Bay Drive/94. 3.1 km
- Turn right onto Highway 94/94. 9.2 km
- Turn right onto 17/Highway 17. Continue on 17. 48.5 km
- Enter the roundabout and take the 1st exit onto 17/Valois Drive/Promenade Valois. 280.7 km
- Take exit 131 onto 416 South/416 Sud toward 401. 3.7 km
- Take exit 72 onto 32 toward Nepean. 573 m
Standard car route without avoiding highways. For advanced options (motorcycle, bicycle, transit, avoid tolls) use the live planner above.
Estimate trip cost: South River – Lac-Brome
Indicative estimates based on ~609 km. Tolls calculated at ~$0.10/km on tolled segments. The calculator updates with the live planner's real distance. Actual consumption, driving style, weather, and toll rates vary.
Origin and destination
How to drive from South River to Lac-Brome
The straight-line distance between South River (Ontario) and Lac-Brome (Quebec) is about 538.6 km. The actual road distance varies by chosen route, road type, and travel conditions — especially in winter and across mountain or northern segments.
Before you leave, consider:
- Check current traffic with a navigation app — particularly around major cities.
- Look up any toll segments on your route (Ontario 407, select bridges).
- In winter or at higher elevations, drive times and conditions can change quickly. Carry a charged phone, fuel reserve, and weather-appropriate gear.
- Plan stops at service centres or towns along the way — fuel and rest stops can be sparse on remote sections.
Route description: South River – Lac-Brome
Planning a trip from South River to Lac-Brome means budgeting around 609 km on the road and an indicative drive time of 6 h 46 min by car. The route connects Ontario to Quebec and falls into a long route (over 300 km). Plan multiple breaks and check highway traffic, weather, and fuel availability — particularly in remote sections.
The trip starts at South River (Ontario) — coordinates 45.8417° N, -79.3750° E. The destination is Lac-Brome (Quebec), at 45.2167° N, -72.5167° E.
Practical tips for the South River – Lac-Brome drive
Terrain along the way
The route starts in Ontario — a province Great Lakes shoreline in the south, Canadian Shield forests across the north — and reaches Lac-Brome in Quebec, St. Lawrence valley framed by the Laurentians and the Appalachians. The route also passes near Cascades (Ontario).
When to leave
For a long route, leave early (before 06:30) or wait until after 10:00. Avoid summer long-weekend exoduses and major holidays. Plan a break every 1.5–2 hours of driving — and check weather, especially across the Prairies and through mountain passes.
Alternatives
For this route of about 609 km, consider VIA Rail Canada — VIA's Corridor service connects many Eastern Canadian cities, and the long-distance trains (the Canadian, Ocean) run through the Prairies and the Maritimes. Cross-border trips may also include Amtrak's Adirondack or Cascades. Check schedules at viarail.ca and amtrak.com.
Explore Lac-Brome
Full information about Lac-Brome: interactive map, GPS coordinates, elevation, nearby cities, and routes to and from Lac-Brome.
Lac-Brome profile →Explore South River
Full information about South River: map, GPS coordinates, and all routes from South River to other Canadian cities.
South River profile →Related tools
Driving Directions
Live planner with turn-by-turn directions from South River to Lac-Brome.
Interactive map
Open the area between South River and Lac-Brome on the map.
GPS coordinates
Find precise coordinates for any point along the route.
Distance calculator
Measure straight-line distances between intermediate points.
Elevation
Check elevation along the route — useful for mountain passes.
Satellite map
View the terrain between South River and Lac-Brome in satellite imagery.
Cities along the South River – Lac-Brome route
These cities are near the direct route between South River and Lac-Brome. They may be useful as a stopover or alternate destination.
Routes with intermediate stops: South River → Cascades · South River → Constance Bay · South River → Wakefield
Related routes
From South River to other cities:
To Lac-Brome from other cities:
From Lac-Brome to intermediate cities:
Popular routes from Ontario
Most-searched routes from Ontario, ranked by popularity.
Frequently asked questions: South River – Lac-Brome
What is the straight-line distance between South River and Lac-Brome?
The straight-line distance between South River and Lac-Brome is about 538.6 km. This is the direct geometric distance between the two coordinates, ignoring road geometry.
What is the estimated road distance from South River to Lac-Brome?
The estimated road distance from South River to Lac-Brome is about 609 km — derived by multiplying the straight-line distance by a road-deviation factor (1.13–1.30 based on length). For an up-to-date route, use the live planner.
How long does it take to drive from South River to Lac-Brome?
Indicative drive time from South River to Lac-Brome is about 6 h 46 min, based on an average highway speed of 90 km/h on a mixed motorway/highway profile. Real time depends on traffic, weather, stops, vehicle type, and conditions.
How do I get up-to-date driving directions from South River to Lac-Brome?
Use the live planner on this page: select your transport mode and click "Update route". You'll see the route with turn-by-turn directions, current distance, and estimated time based on up-to-date routing data.
Does the South River–Lac-Brome route involve highway tolls?
CanadaDrivingDirections.com does not provide toll details. Toll roads are limited in Canada — Ontario's 407 ETR, a few Quebec bridges, and the Confederation Bridge to PEI are the main ones. Check the operator's site for current pricing.
How does traffic affect the route from South River to Lac-Brome?
Traffic varies by time of day, season, and weather. The live planner uses up-to-date routing data; for live traffic, use a navigation app before departure — especially in winter when conditions can change rapidly.
Is there an alternative route from South River to Lac-Brome?
A common alternative is going via Cascades or Constance Bay. Use the live planner to compare routes.
Can I open the South River–Lac-Brome route in Google Maps?
Yes. Click "Open in Google Maps" on this page to view the route in the Google Maps app or browser. You can also open Google Maps directly and enter South River as origin and Lac-Brome as destination.