St. Thomas
St. Thomas
Train Driving

Saint-Sébastien to St. Thomas

Updated: 28 May 2026

St. Thomas is a historic city located in Southwestern Ontario. From Saint-Sébastien, you will travel west through Ontario on the Trans-Canada Highway. The drive is approximately 700 kilometers and takes you through the scenic landscapes of Southern Ontario. It is a convenient stop for anyone traveling between Montreal and the London region.

Total Distance: Driving distance is 750 km; straight-line air distance is 600 km.
Fastest Way
Taking the VIA Rail train from Montreal to London is the most comfortable and efficient way to arrive.
Cheapest Way
Driving your own vehicle is the most cost-effective way to reach St. Thomas.
Compare Saint-Sébastien to St. Thomas Routes
Train
Direct
Driving
Direct
Duration 7 hours 8 hours
Avg Price $180 - $300 $140 - $220
Operator VIA Rail Personal Vehicle
Route Montreal Station to London Station (then local transit) Highway 20 to Highway 401
Tip Book tickets in advance for the best prices. The drive is straightforward; ensure you have a valid driver's license.
Travel Tips
  • Local Dining
    Try the local restaurants in the historic downtown area.
  • Walking Shoes
    Bring comfortable shoes for exploring the parks and railway sites.
  • Accommodation
    St. Thomas has many hotels located near the highway and downtown.
  • Connectivity
    Cell service is excellent throughout the city and surrounding areas.
  • Weather
    Be prepared for cold winters and warm summers.
Safety Tips
  • Highway Safety
    Stay alert for construction zones on Highway 401.
  • Vehicle Prep
    Check your lights and signals before the long drive.
  • Emergency Kit
    Keep a basic emergency kit in your trunk.
  • Pedestrian Safety
    Be cautious of pedestrians in the busy downtown area.
People Also Ask
  • Is St. Thomas a large city?
    No, it is a mid-sized city in Southwestern Ontario.
  • How long is the drive from London?
    It is about a 20-minute drive.
  • Can I take a train?
    Yes, VIA Rail provides frequent service to nearby London.
  • What is the main industry?
    Manufacturing and agriculture are key industries.
  • Are there hotels?
    Yes, there are several hotels and motels available.
Quick Info
  • From Saint-Sébastien, Quebec, Canada
  • To St. Thomas, Ontario, Canada
  • Modes
Best Time to Travel

Summer and early autumn are the best times to visit the St. Thomas area.

Things to Do in St. Thomas
1
Railway City Museum
Learn about the rich railway history of St. Thomas and the surrounding region.
2
Pinafore Park
Enjoy a relaxing walk in this beautiful urban park featuring a lake and gardens.
3
St. Thomas Elevated Park
Walk along this unique elevated park built on a former railway bridge.
4
Downtown St. Thomas
Walk through the historic downtown area featuring beautiful Victorian architecture.
Tags
Saint-Sébastien to St. Thomas travel to St. Thomas driving to Ontario train to St. Thomas Quebec to St. Thomas St. Thomas travel guide best route to St. Thomas