Route from Perth to Saint-Constant
Interactive map, distance, and indicative drive time for the route from Perth to Saint-Constant — 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 Perth (Ontario) and Saint-Constant (Quebec). Use the live planner below to get up-to-date driving directions by car, on foot, or by bicycle.
Distance from Perth to Saint-Constant
The straight-line distance between Perth and Saint-Constant is 216.6 km. The estimated road distance by car is around 245 km, with an indicative drive time of 2 h 43 min.
Trip cost and route type: Perth – Saint-Constant
Driving directions from Perth to Saint-Constant
The map shows the locations of Perth (A) and Saint-Constant (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
Prefer another app? Open in Google Maps ↗
Driving directions from Perth to Saint-Constant
Real distance: 266.1 km · Estimated time: 3 h 57 min
- Drive northeast on Herriott Street. 25 m
- Turn right onto Gore Street East/CR 43. 448 m
- Turn left onto Craig Street/CR 43. Continue on CR 43. 18.5 km
- Turn right onto William Street West. 1.3 km
- Turn left onto Lombard Street/15. 1.6 km
- Bear right onto Jasper Avenue. 8.7 km
- Turn left onto Main Street/CR 16. Continue on CR 16. 5.1 km
- Turn right onto County Road 41/CR 41. 5.3 km
- Turn right onto County Road 15/CR 15. 26.1 km
- Turn right to take the 401 ramp. 14.3 km
- Keep left to stay on 401/Highway 401/Macdonald-Cartier Freeway. 136.4 km
- Take exit 29 onto 30/40 toward Sorel-Tracy. 887 m
Standard car route without avoiding highways. For advanced options (motorcycle, bicycle, transit, avoid tolls) use the live planner above.
Estimate trip cost: Perth – Saint-Constant
Indicative estimates based on ~245 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 Perth to Saint-Constant
The straight-line distance between Perth (Ontario) and Saint-Constant (Quebec) is about 216.6 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: Perth – Saint-Constant
The journey from Perth to Saint-Constant covers roughly 245 km on the road, equal to 216.6 km straight line. The trip connects Ontario to Quebec and is classified as a medium-distance route (100–300 km). Plan at least one stop and check fuel before departure. Open the interactive planner for the route map, turns, and a fuel-or-EV cost calculator.
The trip starts at Perth (Ontario) — coordinates 44.9000° N, -76.2500° E. The destination is Saint-Constant (Quebec), at 45.3700° N, -73.5700° E.
Practical tips for the Perth – Saint-Constant 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-Constant in Quebec, St. Lawrence valley framed by the Laurentians and the Appalachians. The route also passes near South Stormont (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 245 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-Constant
Full information about Saint-Constant: interactive map, GPS coordinates, elevation, nearby cities, and routes to and from Saint-Constant.
Saint-Constant profile →Explore Perth
Full information about Perth: map, GPS coordinates, and all routes from Perth to other Canadian cities.
Perth profile →Related tools
Driving Directions
Live planner with turn-by-turn directions from Perth to Saint-Constant.
Interactive map
Open the area between Perth and Saint-Constant 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 Perth and Saint-Constant in satellite imagery.
Cities along the Perth – Saint-Constant route
These cities are near the direct route between Perth and Saint-Constant. They may be useful as a stopover or alternate destination.
Routes with intermediate stops: Perth → South Stormont · Perth → Newington · Perth → Long Sault
Related routes
From Perth to other cities:
To Saint-Constant from other cities:
From Saint-Constant to intermediate cities:
Popular routes from Ontario
Most-searched routes from Ontario, ranked by popularity.
Frequently asked questions: Perth – Saint-Constant
What is the straight-line distance between Perth and Saint-Constant?
The straight-line distance between Perth and Saint-Constant is about 216.6 km. This is the direct geometric distance between the two coordinates, ignoring road geometry.
What is the estimated road distance from Perth to Saint-Constant?
The estimated road distance from Perth to Saint-Constant is about 245 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 Perth to Saint-Constant?
Indicative drive time from Perth to Saint-Constant is about 2 h 43 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 Perth to Saint-Constant?
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 Perth–Saint-Constant 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 Perth to Saint-Constant?
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 Perth to Saint-Constant?
A common alternative is going via South Stormont or Newington. Use the live planner to compare routes.
Can I open the Perth–Saint-Constant 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 Perth as origin and Saint-Constant as destination.