Driving route · Canada

Route from South Dundas to Saint-Colomban

Interactive map, distance, and indicative drive time for the route from South Dundas to Saint-Colomban — 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 Saint-Colomban (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 Saint-Colomban

The straight-line distance between South Dundas and Saint-Colomban is 126.8 km. The estimated road distance by car is around 152 km, with an indicative drive time of 1 h 41 min.

Straight-line distance 126.8 km
Estimated road distance ~152 km
Indicative drive time 1 h 41 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 Dundas – Saint-Colomban

Route type Medium

Medium-distance route (100–300 km) — plan a stop and check fuel before departure.

Indicative fuel cost $17–$23

Estimate: ~152 km, 8 L/100 km, $1.65/L. ±15%. Excludes tolls.

Driving directions from South Dundas to Saint-Colomban

The map shows the locations of South Dundas (A) and Saint-Colomban (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 Dundas to Saint-Colomban

Real distance: 172.3 km  ·  Estimated time: 2 h 44 min

🗓 Calculated on June 4, 2026
  1. Drive northeast on Hutt Road. 2.0 km
  2. Bear right onto Strader Road. 2.8 km
  3. Turn left onto County Road 31/CR 31. 8.7 km
  4. Turn right onto County Road 7/CR 7. 13.1 km
  5. Turn right onto County Road 43/CR 43. Continue on CR 43. 29.2 km
  6. Turn left onto Highway 138/138. 16.6 km
  7. Turn left to take the 417 East ramp toward Montreal. 30.1 km
  8. Take exit 27 onto 34 toward Vankleek Hill/Hawkesbury. 427 m
  9. Turn left onto Highway 34/34. 18.0 km
  10. Turn left onto John Street/Rue John. 5.0 km
  11. Take the 50 Est ramp toward Montreal/Lachaute. 12.1 km
  12. Keep left to stay on 50/Autoroute Guy-Lafleur. 20.3 km

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

Estimate trip cost: South Dundas – Saint-Colomban

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

Indicative estimates based on ~152 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 Dundas

Ontario · 44.91670, -75.26670

South Dundas is a township in eastern Ontario along the St. Lawrence River valley. The municipal area combines small riverside communities and extensive farmland, and it registers on maps as a low-density collection of…

Destination

Saint-Colomban

Quebec · 45.73000, -74.13000

Saint-Colomban sits in the southern part of Quebec’s Laurentian foothills, north of Montreal. The town, home to around 17,740 people, functions as a regional residential and rural community with a mix of suburban…

How to drive from South Dundas to Saint-Colomban

The straight-line distance between South Dundas (Ontario) and Saint-Colomban (Quebec) is about 126.8 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 Dundas – Saint-Colomban

The route from South Dundas to Saint-Colomban connects Ontario to Quebec. The straight-line distance is about 126.8 km, with an estimated road distance of 152 km — a medium-distance route (100–300 km). Plan at least one stop and check fuel before departure. Use the live planner for an up-to-date track, turn-by-turn directions, and a trip-cost estimate.

The trip starts at South Dundas (Ontario) — coordinates 44.9167° N, -75.2667° E. The destination is Saint-Colomban (Quebec), at 45.7300° N, -74.1300° E.

Practical tips for the South Dundas – Saint-Colomban 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 Saint-Colomban in Quebec, St. Lawrence valley framed by the Laurentians and the Appalachians. The route also passes near North Glengarry (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 152 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 Saint-Colomban

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

Saint-Colomban 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

Cities along the South Dundas – Saint-Colomban route

These cities are near the direct route between South Dundas and Saint-Colomban. They may be useful as a stopover or alternate destination.

Routes with intermediate stops: South Dundas → North Glengarry · South Dundas → Alexandria · South Dundas → Maxville

Related routes

From South Dundas to other cities:

To Saint-Colomban from other cities:

From Saint-Colomban to intermediate cities:

All info about South Dundas →  ·  All info about Saint-Colomban →

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Frequently asked questions: South Dundas – Saint-Colomban

What is the straight-line distance between South Dundas and Saint-Colomban?

The straight-line distance between South Dundas and Saint-Colomban is about 126.8 km. This is the direct geometric distance between the two coordinates, ignoring road geometry.

What is the estimated road distance from South Dundas to Saint-Colomban?

The estimated road distance from South Dundas to Saint-Colomban is about 152 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 Saint-Colomban?

Indicative drive time from South Dundas to Saint-Colomban is about 1 h 41 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 Saint-Colomban?

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–Saint-Colomban 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 Saint-Colomban?

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 Saint-Colomban?

A common alternative is going via North Glengarry or Alexandria. Use the live planner to compare routes.

Can I open the South Dundas–Saint-Colomban 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 Saint-Colomban as destination.