Is there a direct train?

Yes, VIA Rail operates direct service from Sarnia to Toronto Union Station.

How long is the drive?

The drive typically takes 3 hours under normal traffic conditions.

Where do buses arrive?

Buses arrive at the Union Station Bus Terminal in downtown Toronto.

Yes, the 401 is one of the busiest highways in North America.

There are no direct commercial flights between Sarnia and Toronto.

Sarnia

Toronto

Train Driving

Sarnia to Toronto

Updated: 26 May 2026

The journey from Sarnia to Toronto covers approximately 290 kilometers via the Highway 402 and Highway 401 corridor. Most travelers prefer driving, which typically takes three hours depending on traffic near the Greater Toronto Area. VIA Rail provides a scenic alternative, connecting Sarnia Station to Union Station. Buses operated by FlixBus and Megabus offer frequent daily departures from the Sarnia bus terminal. This route traverses the heart of Southwestern Ontario, passing through London and Kitchener.

Total Distance: 290 km driving distance; 265 km straight-line air distance.

Fastest Way

Driving via Highway 402 and 401, taking 3 hours.

Cheapest Way

Bus travel via FlixBus starting at 35 CAD.

Compare Sarnia to Toronto Routes

	Train Direct	Driving Direct
Duration	4 hours 15 mins	3 hours
Avg Price	60-110 CAD	45-60 CAD
Operator	VIA Rail	Personal Vehicle
Route	Sarnia Station to Union Station.	Highway 402 East to Highway 401 East.
Tip	Book at least two weeks in advance for the best economy fares.	Avoid the 401 during rush hour near Milton to save 45 minutes.

Travel Tips

Pre-book Rail
VIA Rail prices increase significantly as the departure date approaches.
Traffic Alerts
Use apps like Waze to monitor Highway 401 congestion before leaving Sarnia.
TTC Access
Purchase a Presto card upon arrival at Union Station for seamless transit use.
Parking Costs
Downtown Toronto parking is expensive; consider parking at a GO Transit station outside the core.
Weather Check
Check the 402 corridor weather, as lake-effect snow can impact travel in winter.

Safety Tips

Highway Vigilance
The 401 is high-traffic; maintain a safe following distance at all times.
Emergency Kit
Keep a winter emergency kit in your trunk if traveling between November and April.
Pedestrian Safety
Toronto streets are busy; always use designated crosswalks in the downtown core.
Vehicle Security
Do not leave valuables visible in your car when parked in public lots.