Driving route · Canada

Route from South Stormont to Sainte-Marie

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

Distance from South Stormont to Sainte-Marie

The straight-line distance between South Stormont and Sainte-Marie is 340.8 km. The estimated road distance by car is around 385 km, with an indicative drive time of 4 h 17 min.

Straight-line distance 340.8 km
Estimated road distance ~385 km
Indicative drive time 4 h 17 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: South Stormont – Sainte-Marie

Route type Long

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

Indicative fuel cost $43–$58

Estimate: ~385 km, 8 L/100 km, $1.65/L. ±15%. Excludes tolls.

Driving directions from South Stormont to Sainte-Marie

The map shows the locations of South Stormont (A) and Sainte-Marie (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 South Stormont to Sainte-Marie

Real distance: 400.4 km  ·  Estimated time: 6 h 15 min

🗓 Calculated on June 4, 2026
  1. Drive southwest. 96 m
  2. Turn right onto Stata Road. 767 m
  3. Turn left onto Dixon Road. 532 m
  4. Turn left onto County Road 12/CR 12. 6.3 km
  5. Turn left onto County Road 29/CR 29. 2.9 km
  6. Turn right onto County Road 35/CR 35. 500 m
  7. Turn right to take the 401 ramp. 77.8 km
  8. Take exit 29 onto 30/40 toward Sorel-Tracy. 887 m
  9. Keep right to take 30 Est toward Sorel-Tracy. 77.6 km
  10. Take exit 83 onto 20 toward Québec. 307 m
  11. Keep right to take 20 Est toward Québec. 32.0 km
  12. Keep left to stay on 20. 97.5 km

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

Estimate trip cost: South Stormont – Sainte-Marie

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

Indicative estimates based on ~385 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

South Stormont

Ontario · 45.08330, -74.96670

South Stormont sits in eastern Ontario along the St. Lawrence River corridor, west of the city of Cornwall. The township covers a mix of small towns, riverside settlements and surrounding farmland, and appears on…

Destination

Sainte-Marie

Quebec · 46.45000, -71.03330

Sainte-Marie sits in southern Quebec within the agricultural Beauce area, south of Quebec City. The town functions as a compact regional centre for surrounding rural communities and small industry, showing on maps as a…

How to drive from South Stormont to Sainte-Marie

The straight-line distance between South Stormont (Ontario) and Sainte-Marie (Quebec) is about 340.8 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 Stormont – Sainte-Marie

The distance from South Stormont to Sainte-Marie is estimated at 385 km on a mixed road profile, starting from 340.8 km straight line. It is a long route (over 300 km) that connects Ontario to Quebec. Plan multiple breaks and check highway traffic, weather, and fuel availability — particularly in remote sections. Calculate the current route with the live planner for detailed instructions.

The trip starts at South Stormont (Ontario) — coordinates 45.0833° N, -74.9667° E. The destination is Sainte-Marie (Quebec), at 46.4500° N, -71.0333° E.

Practical tips for the South Stormont – Sainte-Marie 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 Sainte-Marie in Quebec, St. Lawrence valley framed by the Laurentians and the Appalachians. The route also passes near Sainte-Rosalie (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 385 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 Sainte-Marie

Full information about Sainte-Marie: interactive map, GPS coordinates, elevation, nearby cities, and routes to and from Sainte-Marie.

Sainte-Marie profile →

Explore South Stormont

Full information about South Stormont: map, GPS coordinates, and all routes from South Stormont to other Canadian cities.

South Stormont profile →

Related tools

Cities along the South Stormont – Sainte-Marie route

These cities are near the direct route between South Stormont and Sainte-Marie. They may be useful as a stopover or alternate destination.

Routes with intermediate stops: South Stormont → Sainte-Rosalie · South Stormont → La Providence · South Stormont → Saint-Hyacinthe

Related routes

From South Stormont to other cities:

To Sainte-Marie from other cities:

From Sainte-Marie to intermediate cities:

All info about South Stormont →  ·  All info about Sainte-Marie →

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Frequently asked questions: South Stormont – Sainte-Marie

What is the straight-line distance between South Stormont and Sainte-Marie?

The straight-line distance between South Stormont and Sainte-Marie is about 340.8 km. This is the direct geometric distance between the two coordinates, ignoring road geometry.

What is the estimated road distance from South Stormont to Sainte-Marie?

The estimated road distance from South Stormont to Sainte-Marie is about 385 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 Stormont to Sainte-Marie?

Indicative drive time from South Stormont to Sainte-Marie is about 4 h 17 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 Stormont to Sainte-Marie?

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 Stormont–Sainte-Marie 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 Stormont to Sainte-Marie?

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 Stormont to Sainte-Marie?

A common alternative is going via Sainte-Rosalie or La Providence. Use the live planner to compare routes.

Can I open the South Stormont–Sainte-Marie 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 Stormont as origin and Sainte-Marie as destination.