Driving route · Canada

Route from Port Nelson to Lac-Brome

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

Distance from Port Nelson to Lac-Brome

The straight-line distance between Port Nelson and Lac-Brome is 614.6 km. The estimated road distance by car is around 694 km, with an indicative drive time of 7 h 43 min.

Straight-line distance 614.6 km
Estimated road distance ~694 km
Indicative drive time 7 h 43 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: Port Nelson – Lac-Brome

Route type Long

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

Indicative fuel cost $78–$105

Estimate: ~694 km, 8 L/100 km, $1.65/L. ±15%. Excludes tolls.

Driving directions from Port Nelson to Lac-Brome

The map shows the locations of Port Nelson (A) and Lac-Brome (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 Port Nelson to Lac-Brome

Real distance: 734.6 km  ·  Estimated time: 10 h 42 min

🗓 Calculated on June 4, 2026
  1. Drive southeast on Hart Avenue. 435 m
  2. Turn right onto Lakeshore Road. 3.1 km
  3. Take the QEW ramp toward Toronto. 2.2 km
  4. Keep right to take exit 100 onto 407 ETR East/Highway 407 ETR toward Hamilton/Brantford. 1.2 km
  5. Keep left to take 407 ETR East/Highway 407 ETR. 134.4 km
  6. Take exit 135 onto 418 South toward 401. 9.9 km
  7. Keep left to take 401 East/est toward Kingston. 1.7 km
  8. Keep left to take 401 East/est. 218.2 km
  9. Keep left to take 401/Highway 401/Macdonald-Cartier Freeway. 72.1 km
  10. Keep left to stay on 401/Highway 401/Macdonald-Cartier Freeway. 136.4 km
  11. Take exit 29 onto 30/40 toward Sorel-Tracy. 887 m
  12. Keep right to take 30 Est toward Sorel-Tracy. 60.6 km

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

Estimate trip cost: Port Nelson – Lac-Brome

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

Indicative estimates based on ~694 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

Port Nelson

Ontario · 43.33710, -79.77960

Port Nelson sits in southern Ontario on the northern shore of Lake Ontario, positioned within the urbanized corridor west of Toronto. On a regional map it appears as part of a lakeside suburban and light-industrial band…

Destination

Lac-Brome

Quebec · 45.21670, -72.51670

Lac-Brome sits in southern Quebec's Eastern Townships on and around Brome Lake. On provincial maps it registers as a mixed lake-and-valley municipality with shoreline villages, rural hamlets and forested low hills. For…

How to drive from Port Nelson to Lac-Brome

The straight-line distance between Port Nelson (Ontario) and Lac-Brome (Quebec) is about 614.6 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: Port Nelson – Lac-Brome

The journey from Port Nelson to Lac-Brome covers roughly 694 km on the road, equal to 614.6 km straight line. The trip connects Ontario to Quebec and is classified as a long route (over 300 km). Plan multiple breaks and check highway traffic, weather, and fuel availability — particularly in remote sections. Open the interactive planner for the route map, turns, and a fuel-or-EV cost calculator.

The trip starts at Port Nelson (Ontario) — coordinates 43.3371° N, -79.7796° E. The destination is Lac-Brome (Quebec), at 45.2167° N, -72.5167° E.

Practical tips for the Port Nelson – Lac-Brome 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 Lac-Brome in Quebec, St. Lawrence valley framed by the Laurentians and the Appalachians. The route also passes near Gananoque (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 694 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 Lac-Brome

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

Lac-Brome profile →

Explore Port Nelson

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

Port Nelson profile →

Related tools

Cities along the Port Nelson – Lac-Brome route

These cities are near the direct route between Port Nelson and Lac-Brome. They may be useful as a stopover or alternate destination.

Routes with intermediate stops: Port Nelson → Gananoque · Port Nelson → Seeley Bay · Port Nelson → Kingston

Related routes

From Port Nelson to other cities:

To Lac-Brome from other cities:

From Lac-Brome to intermediate cities:

All info about Port Nelson →  ·  All info about Lac-Brome →

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Frequently asked questions: Port Nelson – Lac-Brome

What is the straight-line distance between Port Nelson and Lac-Brome?

The straight-line distance between Port Nelson and Lac-Brome is about 614.6 km. This is the direct geometric distance between the two coordinates, ignoring road geometry.

What is the estimated road distance from Port Nelson to Lac-Brome?

The estimated road distance from Port Nelson to Lac-Brome is about 694 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 Port Nelson to Lac-Brome?

Indicative drive time from Port Nelson to Lac-Brome is about 7 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 Port Nelson to Lac-Brome?

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 Port Nelson–Lac-Brome 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 Port Nelson to Lac-Brome?

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 Port Nelson to Lac-Brome?

A common alternative is going via Gananoque or Seeley Bay. Use the live planner to compare routes.

Can I open the Port Nelson–Lac-Brome 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 Port Nelson as origin and Lac-Brome as destination.