Train
Driving
Saint-Constant to Sarnia
Updated: 28 May 2026
Sarnia is a city in southwestern Ontario, about 900 kilometers from Saint-Constant. The drive takes approximately 9.5 hours via Highway 401 and Highway 402. You can also take a train to Sarnia via the VIA Rail corridor. This route is popular for those visiting the region for business or leisure.
Total Distance: 900 km driving distance; 800 km straight-line air distance.
Fastest Way
Driving is the fastest, taking 9.5 hours.
Cheapest Way
Driving is the most economical choice for groups.
Compare Saint-Constant to Sarnia Routes
|
Connecting
|
Direct
|
|
|---|---|---|
| Duration | 11 hours | 9 hours 30 mins |
| Avg Price | $170 - $260 | $120 - $170 |
| Operator | VIA Rail | Personal Vehicle |
| Route | Montreal to Sarnia. | Highway 401 West to Highway 402 West. |
| Tip | The Sarnia station is located near the downtown area. | Highway 402 provides direct access to Sarnia. |
Travel Tips
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TransitSarnia Transit provides bus service throughout the city.
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ParkingDowntown Sarnia has several public parking lots.
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TrafficHighway 402 can be busy during peak hours.
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BookingBook train tickets in advance for better rates.
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NavigationUse Google Maps for real-time traffic updates.
Safety Tips
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DrivingBe cautious of heavy traffic on the 401 and 402.
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WeatherCheck weather forecasts before traveling.
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EmergencyKeep a roadside kit in your car.
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SecurityLock your vehicle when parked in public spaces.
People Also Ask
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Is Sarnia a nice city?Yes, it is known for its riverfront and proximity to Lake Huron.
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How do I get to Sarnia?By car via Highway 401 and 402 or by train via VIA Rail.
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Is there a train to Sarnia?Yes, VIA Rail serves the Sarnia station.
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What is the best time to visit?Summer and fall are the best seasons.
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Are there tolls?Only if you choose to take the 407 ETR.
Quick Info
- From Saint-Constant, Quebec, Canada
- To Sarnia, Ontario, Canada
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Modes
Best Time to Travel
Summer for visiting the city's parks and riverfront.
Things to Do in Sarnia
1
Canatara Park
A beautiful park along the shores of Lake Huron, perfect for walking and picnicking.
2
St. Clair River Trail
A scenic trail along the St. Clair River, perfect for cycling and walking.
3
Sarnia Bay Marina
A beautiful marina with views of the St. Clair River.
4
Judith & Norman Alix Art Gallery
A beautiful art gallery showcasing local and international art.
Tags
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