Route from South Dundas to Mercier
Interactive map, distance, and indicative drive time for the route from South Dundas to Mercier — 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 Dundas (Ontario) and Mercier (Quebec). Use the live planner below to get up-to-date driving directions by car, on foot, or by bicycle.
Distance from South Dundas to Mercier
The straight-line distance between South Dundas and Mercier is 127.2 km. The estimated road distance by car is around 153 km, with an indicative drive time of 1 h 42 min.
Trip cost and route type: South Dundas – Mercier
Driving directions from South Dundas to Mercier
The map shows the locations of South Dundas (A) and Mercier (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 Dundas to Mercier
Real distance: 150.6 km · Estimated time: 2 h 6 min
- Drive northeast on Hutt Road. 2.0 km
- Bear right onto Strader Road. 2.8 km
- Turn right onto County Road 31/CR 31. 2.5 km
- Turn right to take the 401 ramp. 105.4 km
- Take exit 29 onto 30/40 toward Sorel-Tracy. 887 m
- Keep right to take 30 Est toward Sorel-Tracy. 20.3 km
- Take exit 26 onto 205 toward Sainte-Martine/Beauharnois. 451 m
- Turn right onto Chemin de la Beauce/205. 8.2 km
- Turn left onto Boulevard Saint-Jean-Baptiste/138. 6.5 km
- Turn left onto Rue Marleau. 1.0 km
- Turn right onto Rue des Rossignols. 123 m
- Turn right onto Rue des Perdrix. 197 m
Standard car route without avoiding highways. For advanced options (motorcycle, bicycle, transit, avoid tolls) use the live planner above.
Estimate trip cost: South Dundas – Mercier
Indicative estimates based on ~153 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 Dundas to Mercier
The straight-line distance between South Dundas (Ontario) and Mercier (Quebec) is about 127.2 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 Dundas – Mercier
Planning a trip from South Dundas to Mercier means budgeting around 153 km on the road and an indicative drive time of 1 h 42 min by car. The route connects Ontario to Quebec and falls into a medium-distance route (100–300 km). Plan at least one stop and check fuel before departure.
The trip starts at South Dundas (Ontario) — coordinates 44.9167° N, -75.2667° E. The destination is Mercier (Quebec), at 45.3200° N, -73.7500° E.
Practical tips for the South Dundas – Mercier 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 Mercier in Quebec, St. Lawrence valley framed by the Laurentians and the Appalachians. The route also passes near South Lancaster (Ontario).
When to leave
For a medium-distance trip, leaving before 07:00 or after 10:00 helps you avoid urban congestion. Friday afternoons and Sunday returns often slow the major highways.
Alternatives
For this route of about 153 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 Mercier
Full information about Mercier: interactive map, GPS coordinates, elevation, nearby cities, and routes to and from Mercier.
Mercier profile →Explore South Dundas
Full information about South Dundas: map, GPS coordinates, and all routes from South Dundas to other Canadian cities.
South Dundas profile →Related tools
Driving Directions
Live planner with turn-by-turn directions from South Dundas to Mercier.
Interactive map
Open the area between South Dundas and Mercier 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 Dundas and Mercier in satellite imagery.
Cities along the South Dundas – Mercier route
These cities are near the direct route between South Dundas and Mercier. They may be useful as a stopover or alternate destination.
Routes with intermediate stops: South Dundas → South Lancaster · South Dundas → Lancaster · South Dundas → South Glengarry
Related routes
From South Dundas to other cities:
To Mercier from other cities:
From Mercier to intermediate cities:
Popular routes from Ontario
Most-searched routes from Ontario, ranked by popularity.
Frequently asked questions: South Dundas – Mercier
What is the straight-line distance between South Dundas and Mercier?
The straight-line distance between South Dundas and Mercier is about 127.2 km. This is the direct geometric distance between the two coordinates, ignoring road geometry.
What is the estimated road distance from South Dundas to Mercier?
The estimated road distance from South Dundas to Mercier is about 153 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 Dundas to Mercier?
Indicative drive time from South Dundas to Mercier is about 1 h 42 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 Dundas to Mercier?
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 Dundas–Mercier 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 Dundas to Mercier?
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 Dundas to Mercier?
A common alternative is going via South Lancaster or Lancaster. Use the live planner to compare routes.
Can I open the South Dundas–Mercier 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 Dundas as origin and Mercier as destination.