Distance between cities › Canada › Ontario › Saint Thomas, ON › Distance from Saint Thomas to Sidney Book Hotels

Distance from Saint Thomas, ON to Sidney, BC

Distance

4,042 km

Time

1 day 22 hours

Gas Cost

$305 - $732

There are 3,298.11 km (2,049.36 miles) from Saint Thomas to Sidney in west direction and 4,041.06 km (2,511 miles) by car and ferry, following the I-90 route.

Saint Thomas and Sidney are 1 day 22 hours far apart, if you drive non-stop for 1 day 21 hours and take a ferry for 1 hour 44 mins .

This is the fastest route from Saint Thomas, ON to Sidney, BC.

Please note the time difference between Saint Thomas, ON and Sidney, BC is 3 hours. The current time in Saint Thomas is 4:52 pm and the current time in Sidney is 1:52 pm.

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Lowest Price Rental Cars in Saint Thomas, ON

Planning on renting a car to go from Saint Thomas, ON to Sidney, BC? Here there are some offers to rent a car in Saint Thomas, ON

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Saint Thomas »

Gas Consumption and Emissions

A car with a fuel efficiency of 8.9 l/100 km will need 359.71 liters of gas to cover the route between Saint Thomas, ON and Sidney, BC.

The estimated cost of gas to go from Saint Thomas to Sidney is $543.16.

During the route, an average car will release 8,604.27 kilograms of CO₂ to the atmosphere. The carbon footprint would be 2.13 kilograms of CO₂ per kilometer.

Average Canada gas price used for calculation is $1.51 per liter of regular gas. Price last updated on March 4, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Saint Thomas, ON and Sidney, BC

If you want to meet halfway between Saint Thomas, ON and Sidney, BC or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.46828 and -103.63336, or 44º 28' 5.808" N, 103º 38' 0.096" W. This location is 1,255.70 miles away from Saint Thomas, ON and Sidney, BC and it would take approximately 23 hours 24 mins to reach the halfway point from both locations.

Major Cities Along the Route

Some major cities along the route include Billings, MT, Spokane, WA and Milwaukee, WI.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between Saint Thomas, ON and Sidney, BC in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	2,049.36 mi	3,298.11 km	1,780.84 nautical mi
Driving distance	2,511 mi	4,041.69 km	2,182.34 nautical mi

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