Driving
Saint-Prime to Thunder Bay
Updated: 29 May 2026
The journey from Saint-Prime to Thunder Bay spans approximately 1,600 kilometers across the Canadian Shield. You will primarily navigate via Highway 175 and the Trans-Canada Highway 17. Expect a driving time of roughly 18 to 20 hours depending on traffic and weather conditions. This route takes you through the heart of the boreal forest and along the rugged northern shores of Lake Superior. It is a scenic but demanding drive requiring careful planning for fuel and rest stops.
Total Distance: 1,600 km driving distance; 1,150 km straight-line air distance.
Fastest Way
Driving is the only practical method; allow two full days for safe travel.
Cheapest Way
Driving your own vehicle is the most cost-effective method for this long-distance route.
Compare Saint-Prime to Thunder Bay Routes
Driving
Direct
Duration
19 hours
Avg Price
$350 - $500 CAD in fuel
Operator
Personal Vehicle
Route
Route 169 to Highway 175, then Highway 40, Highway 17 (Trans-Canada).
Ensure your vehicle is winter-ready if traveling outside summer months.
Travel Tips
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Fuel StopsGas stations can be sparse in Northern Ontario; fill up whenever you see a station.
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Cell CoverageExpect dead zones along Highway 17; download offline maps before departing.
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WildlifeBe vigilant for moose and deer, especially during dawn and dusk.
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RestPlan for at least one overnight stop in Sault Ste. Marie to avoid driver fatigue.
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SuppliesPack emergency water, snacks, and a first-aid kit for the remote stretches.
Safety Tips
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Weather MonitoringCheck Ontario 511 for road closures due to winter storms or construction.
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Vehicle CheckVerify tire pressure and fluid levels before starting this long journey.
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Emergency KitCarry a winter survival kit including blankets and a shovel at all times.
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Speed LimitsAdhere strictly to posted speed limits, as OPP patrols are frequent on Highway 17.
People Also Ask
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Is there a train to Thunder Bay?No, there is no passenger rail service to Thunder Bay.
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How long is the drive?The drive takes approximately 19 hours of active driving time.
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Are there flights?Flights exist but require multiple connections from regional Quebec airports.
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What is the best highway?Highway 17 is the primary route through Northern Ontario.
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Is it safe to drive alone?Yes, provided you are prepared and have a reliable vehicle.
Quick Info
- From Saint-Prime, Quebec, Canada
- To Thunder Bay, Ontario, Canada
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Modes
Best Time to Travel
July to September for optimal road conditions and daylight hours.
Things to Do in Thunder Bay
1
Sleeping Giant Provincial Park
Located near Thunder Bay, this park offers iconic hiking trails with views of Lake Superior. It is home to the famous Sleeping Giant rock formation.
2
Kakabeka Falls
Known as the Niagara of the North, these massive falls are located just west of Thunder Bay. The park features accessible boardwalks for viewing.
3
Terry Fox Memorial
Visit the monument dedicated to the Canadian hero on the outskirts of Thunder Bay. It offers a panoramic view of the city and the lake.
4
Fort William Historical Park
Experience a living history museum depicting the fur trade era. It is one of the largest reconstructed historical sites in North America.
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