Distance between cities › Canada › Quebec › L'Assomption, QC › Distance from L'Assomption to Saint Thomas Book Hotels

Distance from L'Assomption, QC to Saint Thomas, ON

Distance

771 km

Time

9 hours 33 mins

Gas Cost

$58 - $140

There are 704.76 km (437.92 miles) from L'Assomption to Saint Thomas in southwest direction and 770.88 km (479 miles) by car, following the 401 route.

L'Assomption and Saint Thomas are 9 hours 33 mins far apart, if you drive non-stop .

This is the fastest route from L'Assomption, QC to Saint Thomas, ON.

L'Assomption, QC and Saint Thomas, ON are in the same time zone (EDT). Current time in both locations is 8:47 am.

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Lowest Price Rental Cars in L'Assomption, QC

Planning on renting a car to go from L'Assomption, QC to Saint Thomas, ON? Here there are some offers to rent a car in L'Assomption, QC

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in L'Assomption »

Gas Consumption and Emissions

A car with a fuel efficiency of 8.9 l/100 km will need 68.59 liters of gas to cover the route between L'Assomption, QC and Saint Thomas, ON.

The estimated cost of gas to go from L'Assomption to Saint Thomas is $103.57.

During the route, an average car will release 1,640.72 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 3, 2026.
Read more about our CO₂ calculation.

Halfway Point Between L'Assomption, QC and Saint Thomas, ON

If you want to meet halfway between L'Assomption, QC and Saint Thomas, ON or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.217466 and -77.25975, or 44º 13' 2.8776" N, 77º 15' 35.1" W. This location is 239.45 miles away from L'Assomption, QC and Saint Thomas, ON and it would take approximately 4 hours 46 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Read, ON, situated 241 miles from L'Assomption, QC and 250 miles from Saint Thomas, ON. It would take 4 hours 52 mins to go from L'Assomption to Read and 5 hours 6 mins to go from Saint Thomas to Read.

Distance conversions

Checkout the distance in miles, kilometers and nautical miles between L'Assomption, QC and Saint Thomas, ON in this table:

Distance type	Miles	Kilometers	Nautical miles
Straight line distance	437.92 mi	704.76 km	380.54 nautical mi
Driving distance	479 mi	770.70 km	416.14 nautical mi

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