Driving route · Canada

Route from Montmagny to Saint-Augustin-de-Desmaures

Interactive map, distance, and indicative drive time for the route from Montmagny to Saint-Augustin-de-Desmaures — 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 Montmagny (Quebec) and Saint-Augustin-de-Desmaures (Quebec). Use the live planner below to get up-to-date driving directions by car, on foot, or by bicycle.

Distance from Montmagny to Saint-Augustin-de-Desmaures

The straight-line distance between Montmagny and Saint-Augustin-de-Desmaures is 75 km. The estimated road distance by car is around 98 km, with an indicative drive time of 1 h 5 min.

Straight-line distance 75 km
Estimated road distance ~98 km
Indicative drive time 1 h 5 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: Montmagny – Saint-Augustin-de-Desmaures

Route type Short

Short route (under 100 km) — suitable for a day trip. Indicative drive time under 1 h 30 min.

Indicative fuel cost $11–$15

Estimate: ~98 km, 8 L/100 km, $1.65/L. ±15%. Excludes tolls.

Driving directions from Montmagny to Saint-Augustin-de-Desmaures

The map shows the locations of Montmagny (A) and Saint-Augustin-de-Desmaures (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 Montmagny to Saint-Augustin-de-Desmaures

Real distance: 88.8 km  ·  Estimated time: 1 h 34 min

🗓 Calculated on June 4, 2026
  1. Drive south on Rue Saint-Louis. 521 m
  2. Turn left onto Avenue de la Fabrique/283. Continue on 283. 1.1 km
  3. Turn left onto Avenue Saint-David. 128 m
  4. Take the 20 ramp. 62.8 km
  5. Keep right to take exit 312/314 onto 73 toward Québec. 504 m
  6. Keep left to take 73 toward Québec. 1.3 km
  7. Keep right to take exit 312 onto 73 Nord toward Québec. 132 m
  8. Keep right to take exit 312-N onto 73 Nord toward Pont Pierre-Laporte/Québec. 3.9 km
  9. Take exit 134-O on the left onto 540/Autoroute Duplessis toward Aéroport International Jean-Lesage de Québec/Montréal. 3.6 km
  10. Take exit 3 onto 40 Ouest toward Montréal. 8.5 km
  11. Take exit 298-O onto 138 Ouest toward Saint-Augustin-de-Desmaures. 269 m
  12. Keep right to take 138 Ouest toward Saint-Augustin-de-Desmaures. 163 m

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

Estimate trip cost: Montmagny – Saint-Augustin-de-Desmaures

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

Indicative estimates based on ~98 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

Montmagny

Quebec · 46.98330, -70.55000

Montmagny sits on Quebec’s south shore of the Saint Lawrence River, east of the provincial capital. On regional maps it functions as a compact riverfront town that connects surrounding rural townships and coastal…

Destination

Saint-Augustin-de-Desmaures

Quebec · 46.73330, -71.46670

Saint-Augustin-de-Desmaures sits on the north shore of the Saint Lawrence River just west of Quebec City in the Capitale-Nationale region of Quebec. As a suburban municipality with about 19,900 residents, it functions…

How to drive from Montmagny to Saint-Augustin-de-Desmaures

The straight-line distance between Montmagny (Quebec) and Saint-Augustin-de-Desmaures (Quebec) is about 75 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: Montmagny – Saint-Augustin-de-Desmaures

The trip from Montmagny to Saint-Augustin-de-Desmaures covers about 98 km on the road (75 km straight line). Suitable for daily commuting, errands, or a day trip. The route stays within Quebec and is classified as a short route (under 100 km). Click "Update route" for the latest track, turns, and fuel-cost estimate.

Practical tips for the Montmagny – Saint-Augustin-de-Desmaures drive

Terrain along the way

The route stays within Quebec, St. Lawrence valley framed by the Laurentians and the Appalachians.

When to leave

For a short route, avoid morning rush hour (07:30–09:00) and evening rush (15:30–18:00) on weekdays. Saturday morning and Sunday late morning typically have lighter traffic.

Explore Saint-Augustin-de-Desmaures

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

Saint-Augustin-de-Desmaures profile →

Explore Montmagny

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

Montmagny profile →

Related tools

Cities along the Montmagny – Saint-Augustin-de-Desmaures route

These cities are near the direct route between Montmagny and Saint-Augustin-de-Desmaures. They may be useful as a stopover or alternate destination.

Routes with intermediate stops: Montmagny → Sainte-Pétronille · Montmagny → Boischatel · Montmagny → Lauzon

Related routes

From Montmagny to other cities:

To Saint-Augustin-de-Desmaures from other cities:

From Saint-Augustin-de-Desmaures to intermediate cities:

All info about Montmagny →  ·  All info about Saint-Augustin-de-Desmaures →

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Frequently asked questions: Montmagny – Saint-Augustin-de-Desmaures

What is the straight-line distance between Montmagny and Saint-Augustin-de-Desmaures?

The straight-line distance between Montmagny and Saint-Augustin-de-Desmaures is about 75 km. This is the direct geometric distance between the two coordinates, ignoring road geometry.

What is the estimated road distance from Montmagny to Saint-Augustin-de-Desmaures?

The estimated road distance from Montmagny to Saint-Augustin-de-Desmaures is about 98 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 Montmagny to Saint-Augustin-de-Desmaures?

Indicative drive time from Montmagny to Saint-Augustin-de-Desmaures is about 1 h 5 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 Montmagny to Saint-Augustin-de-Desmaures?

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 Montmagny–Saint-Augustin-de-Desmaures 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 Montmagny to Saint-Augustin-de-Desmaures?

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 Montmagny to Saint-Augustin-de-Desmaures?

A common alternative is going via Sainte-Pétronille or Boischatel. Use the live planner to compare routes.

Can I open the Montmagny–Saint-Augustin-de-Desmaures 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 Montmagny as origin and Saint-Augustin-de-Desmaures as destination.