Is it better to drive or fly?

Driving is more flexible and cheaper, while flying saves time.

How long is the drive?

Approximately 7 hours depending on traffic and stops.

No, there are no tolls on the route to Sudbury.

What is the best route?

Highway 400 to 69 is the standard and most direct route.

Is Sudbury worth visiting?

Yes, it offers unique geological and scientific attractions.

Sarnia

Sudbury

Flight Driving

Sarnia to Sudbury

Updated: 26 May 2026

The trip from Sarnia to Sudbury covers approximately 600 kilometers, transitioning from the agricultural south to the rugged Canadian Shield. Driving is the most common method, taking roughly seven hours via Highway 402, 401, and eventually Highway 69 North. Alternatively, you can fly from nearby airports, though direct flights are rare and usually require a connection in Toronto. Sudbury is famous for its mining history and the iconic Big Nickel. Prepare for a scenic drive as you head north through the Muskoka region.

Total Distance: 600 km driving distance; 480 km straight-line air distance.

Fastest Way

Flying is the fastest option, though total travel time depends on connection efficiency.

Cheapest Way

Driving is the most economical way to reach Sudbury, especially for groups.

Compare Sarnia to Sudbury Routes

	Flight Connecting	Driving Direct
Duration	4 hours (including layover)	7 hours
Avg Price	$350-$600	$90-$120 in fuel
Operator	Air Canada	Personal Vehicle
Route	Sarnia (YZR) to Toronto (YYZ) to Sudbury (YSB).	Highway 402 to 401, then Highway 400 North to 69 North.
Tip	Flights are faster but significantly more expensive than driving.	Highway 69 is currently being upgraded to a four-lane freeway.

Travel Tips

Highway 69
Be aware of ongoing construction as the highway is expanded to four lanes.
Fuel Stops
Gas stations become less frequent north of Parry Sound; keep your tank topped up.
Cell Service
Expect dead zones in the rugged terrain between Parry Sound and Sudbury.
Winter Travel
Northern Ontario winters are harsh; carry an emergency kit and winter tires.
Accommodation
Book hotels in advance if visiting during major events or summer holidays.

Safety Tips

Moose Warning
Watch for moose on the road, especially at dawn and dusk in Northern Ontario.
Road Conditions
Check the Ontario 511 website for road closures due to weather.
Vehicle Check
Ensure your brakes and tires are in top condition for the hilly terrain.
Emergency Supplies
Carry extra water, food, and warm clothing in your vehicle.