Next bus departures
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
 | Bus | Union Station Bus Terminal | Sarnia - Bayside Terminal | Cheapest | ||||
| Bus | Pearson International Airport, Terminal 1 | Sarnia - Bayside Terminal | Fastest | ||||
| Bus | Scarborough - 55 Town Centre Court | Sarnia - Bayside Terminal | No tags |
Last refresh of the prices: Today at 6:40 AM EST.
Compare 3 ways to go from Toronto to Sarnia
Among the sustainable travel choices, the carpool stands out as a good way to reach Sarnia. The journey takes about 3 hours 30 minutes, and with fares starting at just $56, it presents an excellent value for a comfortable ride.
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Frequently asked questions about travelling from Toronto to Sarnia by bus
Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.
How much is the bus ticket from Toronto to Sarnia?
The cheapest bus tickets from Toronto to Sarnia start from $39. The average price for this route is around $52. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus ride from Toronto to Sarnia?
The average bus travel time from Toronto to Sarnia is 4h 45m, covering a distance of 270 km. The quickest bus can get you there in 4h 10m and is operated by FlixBus.
Which bus companies service the Toronto to Sarnia route?
Several major bus companies operate on this route with 4 buses available per day, including services from FlixBus, Rider Express, Red Arrow, New York Trailways, Intercity Bus, ONEX BUS.
What are the earliest and latest departure times for the bus from Toronto to Sarnia?
The earliest bus departs from Toronto to Sarnia at 7:05am. And the latest bus departs at 10:35am.
What are the CO₂ emissions for the bus trip from Toronto to Sarnia?
A bus trip from Toronto to Sarnia generates an estimated 7 kg of CO₂, making it a highly eco-friendly travel option and a mode of travel recommended by Busbud.
What is the best bus company from Toronto to Sarnia?
According to Busbud customers, the highest-rated bus company on this route is Red Arrow, with an average rating of 4.5 out of 5 stars based on 4709 reviews.
Which bus company has the best Wi-Fi from Toronto to Sarnia?
Based on Busbud reviews, the bus company Red Arrow has the highest Wi-Fi rating with a score of 4.1.
Which bus company has the best on-time performance from Toronto to Sarnia?
According to Busbud traveller reviews, the most punctual bus company on this route is Red Arrow, with a punctuality rating of 4.7 out of 5 stars.
Which bus company has the cleanest buses from Toronto to Sarnia?
According to Busbud traveller reviews, the bus company with the cleanest buses on this route is Red Arrow, with a cleanliness rating of 4.8 out of 5 stars.
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Toronto to Sarnia was searched and found on Jan 7, 2026 with a price of $39To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Toronto to Sarnia, as early as possible.
You can expect to pay from $39 to $84 for a bus ticket from Toronto to Sarnia based on the last 2 days. You can expect to find the cheapest price for the trip at $39 which is on 2026-01-07.
What's the cheapest way to go from Toronto to Sarnia?
The bus is the cheapest travel choice for this destinationTop travelled bus routes
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