Driving route · Canada

Route from Sainte-Agathe-des-Monts to South River

Interactive map, distance, and indicative drive time for the route from Sainte-Agathe-des-Monts to South River — 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 Sainte-Agathe-des-Monts (Quebec) and South River (Ontario). Use the live planner below to get up-to-date driving directions by car, on foot, or by bicycle.

Distance from Sainte-Agathe-des-Monts to South River

The straight-line distance between Sainte-Agathe-des-Monts and South River is 394.5 km. The estimated road distance by car is around 446 km, with an indicative drive time of 4 h 57 min.

Straight-line distance 394.5 km
Estimated road distance ~446 km
Indicative drive time 4 h 57 min
Note: values are approximate estimates. Road distance is calculated by multiplying the straight-line distance by a road-deviation factor (1.13–1.30 based on length). Drive time assumes ~90 km/h average. Real traffic, tolls, and conditions can vary significantly. Use the live planner for current data.

Trip cost and route type: Sainte-Agathe-des-Monts – South River

Route type Long

Long route (over 300 km) — plan a break roughly every 2 hours and check highway traffic and weather.

Indicative fuel cost $50–$68

Estimate: ~446 km, 8 L/100 km, $1.65/L. ±15%. Excludes tolls.

Driving directions from Sainte-Agathe-des-Monts to South River

The map shows the locations of Sainte-Agathe-des-Monts (A) and South River (B). Use the form below to calculate the up-to-date road route with turn-by-turn directions, real distance, and estimated drive time.

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Driving directions from Sainte-Agathe-des-Monts to South River

Real distance: 574.4 km  ·  Estimated time: 8 h 11 min

🗓 Calculated on June 4, 2026
  1. Drive south on Rue Demontigny. 40 m
  2. Turn right onto Rue Préfontaine Est. 189 m
  3. Turn right onto Boulevard Norbert-Morin/117/329. Continue on 117. 26.8 km
  4. Enter the roundabout and take the 2nd exit onto 117/Route 117. 3.1 km
  5. Take exit 117 onto 323 toward Montebello/Brébeuf. 327 m
  6. Turn left onto Chemin de Brébeuf/323. Continue on 323. 8.8 km
  7. Turn left onto Route 323/323. Continue on 323. 62.5 km
  8. Turn left to take the 50 ramp. 13.8 km
  9. Keep left to stay on 50/Autoroute Guy-Lafleur. 61.4 km
  10. Keep left to take 50/148/Autoroute Guy-Lafleur. 1.6 km
  11. Take exit 134-O onto 148 Ouest toward Boulevard des Allumettières Ouest. 410 m
  12. Turn right onto Boulevard des Allumettières/148. 1.0 km

Standard car route without avoiding highways. For advanced options (motorcycle, bicycle, transit, avoid tolls) use the live planner above.

Estimate trip cost: Sainte-Agathe-des-Monts – South River

Litres estimated
Fuel cost
Toll estimate
Total estimate
Range ±15%

Indicative estimates based on ~446 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

Origin

Sainte-Agathe-des-Monts

Quebec · 46.05000, -74.28000

Sainte-Agathe-des-Monts sits in the Laurentian region of Quebec, positioned in the forested foothills north of the Saint‑Lawrence lowlands. As a mid-sized town of about 12,100 people, it functions on regional maps as a…

Destination

South River

Ontario · 45.84170, -79.37500

South River sits in north-central Ontario on a modest river valley amid mixed woodlands and cleared farmland. On provincial maps it reads as a compact village where local approaches from surrounding highland and lake…

How to drive from Sainte-Agathe-des-Monts to South River

The straight-line distance between Sainte-Agathe-des-Monts (Quebec) and South River (Ontario) is about 394.5 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: Sainte-Agathe-des-Monts – South River

The journey from Sainte-Agathe-des-Monts to South River covers roughly 446 km on the road, equal to 394.5 km straight line. The trip connects Quebec to Ontario and is classified as a long route (over 300 km). Plan multiple breaks and check highway traffic, weather, and fuel availability — particularly in remote sections. Open the interactive planner for the route map, turns, and a fuel-or-EV cost calculator.

The trip starts at Sainte-Agathe-des-Monts (Quebec) — coordinates 46.0500° N, -74.2800° E. The destination is South River (Ontario), at 45.8417° N, -79.3750° E.

Practical tips for the Sainte-Agathe-des-Monts – South River drive

Terrain along the way

The route starts in Quebec — a province St. Lawrence valley framed by the Laurentians and the Appalachians — and reaches South River in Ontario, Great Lakes shoreline in the south, Canadian Shield forests across the north. The route also passes near Fort-Coulonge (Quebec).

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 446 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 South River

Full information about South River: interactive map, GPS coordinates, elevation, nearby cities, and routes to and from South River.

South River profile →

Explore Sainte-Agathe-des-Monts

Full information about Sainte-Agathe-des-Monts: map, GPS coordinates, and all routes from Sainte-Agathe-des-Monts to other Canadian cities.

Sainte-Agathe-des-Monts profile →

Related tools

Cities along the Sainte-Agathe-des-Monts – South River route

These cities are near the direct route between Sainte-Agathe-des-Monts and South River. They may be useful as a stopover or alternate destination.

Routes with intermediate stops: Sainte-Agathe-des-Monts → Fort-Coulonge · Sainte-Agathe-des-Monts → Beachburg · Sainte-Agathe-des-Monts → Pembroke

Related routes

From Sainte-Agathe-des-Monts to other cities:

To South River from other cities:

From South River to intermediate cities:

All info about Sainte-Agathe-des-Monts →  ·  All info about South River →

Popular routes from Quebec

Most-searched routes from Quebec, ranked by popularity.

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Frequently asked questions: Sainte-Agathe-des-Monts – South River

What is the straight-line distance between Sainte-Agathe-des-Monts and South River?

The straight-line distance between Sainte-Agathe-des-Monts and South River is about 394.5 km. This is the direct geometric distance between the two coordinates, ignoring road geometry.

What is the estimated road distance from Sainte-Agathe-des-Monts to South River?

The estimated road distance from Sainte-Agathe-des-Monts to South River is about 446 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 Sainte-Agathe-des-Monts to South River?

Indicative drive time from Sainte-Agathe-des-Monts to South River is about 4 h 57 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 Sainte-Agathe-des-Monts to South River?

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 Sainte-Agathe-des-Monts–South River 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 Sainte-Agathe-des-Monts to South River?

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 Sainte-Agathe-des-Monts to South River?

A common alternative is going via Fort-Coulonge or Beachburg. Use the live planner to compare routes.

Can I open the Sainte-Agathe-des-Monts–South River 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 Sainte-Agathe-des-Monts as origin and South River as destination.