Distance between cities › USA › Vermont › Castleton, VT › Distance from Castleton to Au Sable Book Hotels

Distance from Castleton, VT to Au Sable, MI

Distance

741 mi

Time

14 hours 53 mins

Gas Cost

$68 - $132

There are 507.19 miles from Castleton to Au Sable in west direction and 741 miles (1,192.52 kilometers) by car, following the I-90 route.

Castleton and Au Sable are 14 hours 53 mins far apart, if you drive non-stop .

This is the fastest route from Castleton, VT to Au Sable, MI.

Castleton, VT and Au Sable, MI are in the same time zone (EDT). Current time in both locations is 10:59 pm.

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Lowest Price Rental Cars in Castleton, VT

Planning on renting a car to go from Castleton, VT to Au Sable, MI? Here there are some offers to rent a car in Castleton, VT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Castleton »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 29.74 gallons of gas to cover the route between Castleton, VT and Au Sable, MI.

The estimated cost of gas to go from Castleton to Au Sable is $95.29.

During the route, an average car will release 582.69 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $3.20 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Castleton, VT and Au Sable, MI

If you want to meet halfway between Castleton, VT and Au Sable, MI or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.158912 and -79.169121, or 43º 9' 32.0832" N, 79º 10' 8.8356" W. This location is 370.28 miles away from Castleton, VT and Au Sable, MI and it would take approximately 7 hours 26 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Niagara University, NY, situated 358 miles from Castleton, VT and 384 miles from Au Sable, MI. It would take 7 hours 26 mins to go from Castleton to Niagara University and 7 hours 32 mins to go from Au Sable to Niagara University.

Major City Closest to Halfway Point

The major city closest to the halfway point between Castleton, VT and Au Sable, MI is Buffalo, NY, situated 343 miles from Castleton, VT and 401 miles from Au Sable, MI. It would take 7 hours 7 mins to go from Castleton to Buffalo and 7 hours 51 mins to go from Au Sable to Buffalo.