Distance between cities › USA › Alabama › Silas, AL › Distance from Silas to Castleton Book Hotels

Distance from Silas, AL to Castleton, VA

Distance

848 mi

Time

16 hours 12 mins

Gas Cost

$79 - $154

There are 745.21 miles from Silas to Castleton in northeast direction and 848 miles (1,364.72 kilometers) by car, following the I-81 route.

Silas and Castleton are 16 hours 12 mins far apart, if you drive non-stop .

This is the fastest route from Silas, AL to Castleton, VA.

Please note the time difference between Silas, AL and Castleton, VA is 1 hour. The current time in Silas is 4:29 am and the current time in Castleton is 5:29 am.

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Lowest Price Rental Cars in Silas, AL

Planning on renting a car to go from Silas, AL to Castleton, VA? Here there are some offers to rent a car in Silas, AL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Silas »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 34.05 gallons of gas to cover the route between Silas, AL and Castleton, VA.

The estimated cost of gas to go from Silas to Castleton is $111.07.

During the route, an average car will release 667.12 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 $3.26 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Silas, AL and Castleton, VA

If you want to meet halfway between Silas, AL and Castleton, VA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 36.006282 and -83.876061, or 36º 0' 22.6152" N, 83º 52' 33.8196" W. This location is 423.93 miles away from Silas, AL and Castleton, VA and it would take approximately 8 hours 6 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest and also the major city is Knoxville, TN, situated 433.55 miles from Silas, AL and 415.66 miles from Castleton, VA. It would take 8 hours 17 mins to go from Silas to Knoxville and 7 hours 57 mins to go from Castleton to Knoxville.