There are 4 ways to get from St. Thomas to Sarnia by bus, train, bus (Flixbus), or car
Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.
Bus, train
best- Take the bus from St Thomas to Londonbus FlixBus 2702
- Take the train from London to Sarniatrain VIA Rail
2h 51m$29–219Bus (Flixbus)
cheapest- Take the bus from St Thomas to Londonbus FlixBus 2702
- Take the bus from London to Sarniabus FlixBus 2710 / ...
3h 20m$20–130Drive 114.8 km
- Drive from St. Thomas to Sarniacar 114.8 km
1h 17m$23–33Bus via King at Wellington Station EB - #2916
- Take the bus from St Thomas to Londonbus FlixBus 2702
- Take the bus from London, ON - Downtown to Sarnia, ON - Bayside Terminalbus London
3h 53m$24–136
St. Thomas to Sarnia by bus, foot, and train
Questions & Answers
The cheapest way to get from St. Thomas to Sarnia is to drive which costs $22 - $35 and takes 1h 17m.
The fastest way to get from St. Thomas to Sarnia is to drive which takes 1h 17m and costs $22 - $35.
No, there is no direct bus from St. Thomas to Sarnia. However, there are services departing from St Thomas and arriving at Sarnia via London. The journey, including transfers, takes approximately 3h 20m.
The distance between St. Thomas and Sarnia is 122 km. The road distance is 114.8 km.
The best way to get from St. Thomas to Sarnia without a car is to bus and train which takes 2h 51m and costs $28 - $220.
It takes approximately 2h 51m to get from St. Thomas to Sarnia, including transfers.
St. Thomas to Sarnia bus services, operated by Flixbus USA, depart from St Thomas station.
St. Thomas to Sarnia bus services, operated by Flixbus USA, arrive at London station.
Yes, the driving distance between St. Thomas to Sarnia is 115 km. It takes approximately 1h 17m to drive from St. Thomas to Sarnia.
Book your St. Thomas to Sarnia bus tickets online with Omio and FlixBus.
What companies run services between St. Thomas, ON, Canada and Sarnia, ON, Canada?
You can take a bus from St Thomas to Sarnia via London in around 3h 20m.
- Phone
- +1 888 842-7245
- Website
- viarail.ca
Train from London to Sarnia
- Ave. Duration
- 1h 6m
- Frequency
- Once daily
- Estimated price
- $22–110
- Website
- https://www.viarail.ca/en
- Economy Adult - same day booking
- $23–110
- Economy Adult - Advanced Booking
- $23–85
- Economy Escape Advanced Booking - Adult
- $22–40
- Phone
- +1 (855) 626-8585
- Website
- flixbus.com
Bus from St Thomas to London
- Ave. Duration
- 40 min
- Frequency
- Twice a week
- Estimated price
- $6–110
- Schedules at
- flixbus.com
- Adult
- $6–110
Bus from London to Sarnia
- Ave. Duration
- 1h 40m
- Frequency
- Twice daily
- Estimated price
- $13–21
- Schedules at
- flixbus.com
- Phone
- 519 787 1055
- Website
- strathroy-caradoc.ca
Bus from London, ON - Downtown to Sarnia, ON - Bayside Terminal
- Ave. Duration
- 2h
- Frequency
- 3 times a day
- Estimated price
- $17–24
- Schedules at
- https://www.strathroy-caradoc.ca/en/living-here/transit.aspx
- Road Adult
- $17–24
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