Distance between cities › USA › Virginia › Castleton, VA › Distance from Castleton to Roy Book Hotels

Distance from Castleton, VA to Roy, WA

Distance

2,751 mi

Time

2 days 1 hour

Gas Cost

$256 - $498

There are 2,292.92 miles from Castleton to Roy in northwest direction and 2,751 miles (4,427.31 kilometers) by car, following the I-90 route.

Castleton and Roy are 2 days 1 hour far apart, if you drive non-stop .

This is the fastest route from Castleton, VA to Roy, WA.

Please note the time difference between Castleton, VA and Roy, WA is 3 hours. The current time in Castleton is 4:48 am and the current time in Roy is 1:48 am.

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Lowest Price Rental Cars in Castleton, VA

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

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 110.46 gallons of gas to cover the route between Castleton, VA and Roy, WA.

The estimated cost of gas to go from Castleton to Roy is $360.33.

During the route, an average car will release 2,164.19 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 Castleton, VA and Roy, WA

If you want to meet halfway between Castleton, VA and Roy, WA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.897377 and -99.874911, or 43º 53' 50.5572" N, 99º 52' 29.6796" W. This location is 1,375.26 miles away from Castleton, VA and Roy, WA and it would take approximately 1 day to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Kennebec, SD, situated 1,407 miles from Castleton, VA and 1,345 miles from Roy, WA. It would take 1 day 2 hours to go from Castleton to Kennebec and 23 hours 42 mins to go from Roy to Kennebec.