Driving route · Canada

Route from Montmagny to Thessalon

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

Distance from Montmagny to Thessalon

The straight-line distance between Montmagny and Thessalon is 995.1 km. The estimated road distance by car is around 1124 km, with an indicative drive time of 12 h 30 min.

Straight-line distance 995.1 km
Estimated road distance ~1124 km
Indicative drive time 12 h 30 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 – Thessalon

Route type Long

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

Indicative fuel cost $126–$171

Estimate: ~1124 km, 8 L/100 km, $1.65/L. ±15%. Excludes tolls.

Driving directions from Montmagny to Thessalon

The map shows the locations of Montmagny (A) and Thessalon (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 Thessalon

Real distance: 1,246.3 km  ·  Estimated time: 17 h 2 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 left to stay on 20 toward Montréal. 216.2 km
  6. Take exit 98 onto 30 toward Vaudreuil-Dorion. 180 m
  7. Keep left to take 30 Ouest toward Vaudreuil-Dorion. 26.4 km
  8. Keep left to stay on 30. 52.0 km
  9. Keep right to take exit 5 onto 401 toward Toronto. 458 m
  10. Keep left to take 401 toward Toronto. 106.3 km
  11. Take exit 750 onto CR 31/County Road 31 toward Winchester/Morrisburg. 497 m
  12. Turn right onto County Road 31/CR 31. 24.4 km

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

Estimate trip cost: Montmagny – Thessalon

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

Indicative estimates based on ~1124 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

Thessalon

Ontario · 46.25000, -83.55000

Thessalon sits on the north shore of Lake Huron in Ontario at the mouth of the Thessalon River. It is a small lakeside town rather than part of a metropolitan area, and it functions on maps as a coastal reference point…

How to drive from Montmagny to Thessalon

The straight-line distance between Montmagny (Quebec) and Thessalon (Ontario) is about 995.1 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 – Thessalon

From Montmagny to Thessalon the estimated road distance is roughly 1124 km (995.1 km straight line). The trip connects Quebec to Ontario and is a long route (over 300 km). Plan multiple breaks and check highway traffic, weather, and fuel availability — particularly in remote sections. The live planner provides turn-by-turn instructions, indicative arrival time, and a fuel-or-electricity cost estimate.

The trip starts at Montmagny (Quebec) — coordinates 46.9833° N, -70.5500° E. The destination is Thessalon (Ontario), at 46.2500° N, -83.5500° E.

Practical tips for the Montmagny – Thessalon drive

Terrain along the way

The route starts in Quebec — a province St. Lawrence valley framed by the Laurentians and the Appalachians — and reaches Thessalon in Ontario, Great Lakes shoreline in the south, Canadian Shield forests across the north. The route also passes near Petawawa (Ontario).

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 1124 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 Thessalon

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

Thessalon 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 – Thessalon route

These cities are near the direct route between Montmagny and Thessalon. They may be useful as a stopover or alternate destination.

Routes with intermediate stops: Montmagny → Petawawa · Montmagny → Maniwaki · Montmagny → Fort-Coulonge

Related routes

From Montmagny to other cities:

To Thessalon from other cities:

From Thessalon to intermediate cities:

All info about Montmagny →  ·  All info about Thessalon →

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Frequently asked questions: Montmagny – Thessalon

What is the straight-line distance between Montmagny and Thessalon?

The straight-line distance between Montmagny and Thessalon is about 995.1 km. This is the direct geometric distance between the two coordinates, ignoring road geometry.

What is the estimated road distance from Montmagny to Thessalon?

The estimated road distance from Montmagny to Thessalon is about 1124 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 Thessalon?

Indicative drive time from Montmagny to Thessalon is about 12 h 30 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 Thessalon?

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–Thessalon 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 Thessalon?

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 Thessalon?

A common alternative is going via Petawawa or Maniwaki. Use the live planner to compare routes.

Can I open the Montmagny–Thessalon 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 Thessalon as destination.