No, there is no direct train from Lacolle to Saint-Eustache.

No, the A-15 and A-640 are toll-free.

Yes, but Montreal traffic can be challenging.

No, there is no direct bus service.

Lacolle

Saint-Eustache

Driving

Lacolle to Saint-Eustache

Updated: 27 May 2026

The trip from Lacolle to Saint-Eustache covers 90 kilometers and typically requires 70 minutes of driving time. You will take the A-15 North, then connect to the A-640 West, which provides a direct path to the North Shore. This route is the most efficient way to reach Saint-Eustache, as there are no direct public transit options from Lacolle. Be prepared for heavy traffic when crossing the island of Montreal. Once you reach the North Shore, the traffic flow generally improves significantly.

Total Distance: 90 km driving distance, 75 km air distance.

Fastest Way

Driving via A-15 and A-640 is the fastest, taking 70 minutes outside of rush hour.

Cheapest Way

Driving is the only practical option, costing roughly 18 dollars in fuel.

Compare Lacolle to Saint-Eustache Routes

Driving

Direct

Duration

1 hour 10 mins

Avg Price

15-20 CAD

Operator

Personal Vehicle

Route

A-15 N to A-640 W through Montreal to Saint-Eustache.

Use exit 11 to enter Saint-Eustache city center.

Travel Tips

Traffic
Avoid the A-15 during the 4:00 PM to 6:00 PM window.
Navigation
Use a GPS to find the best route through Montreal's construction zones.
Parking
Most shopping centers in Saint-Eustache offer free, ample parking.
Fuel
Fill up in the suburbs to save money compared to city prices.
Planning
Check the weather, as snow can slow down the A-640 significantly.

Safety Tips

Merging
Be cautious when merging onto the A-640 from local roads.
Emergency
Keep a roadside assistance number saved in your phone.
Winter
Ensure your car is equipped for heavy snow on the North Shore.
Visibility
Use headlights at all times during the winter months.