Distance between cities › USA › Montana › Melstone, MT › Distance from Melstone to Roscoe Book Hotels

Distance from Melstone, MT to Roscoe, SD

Distance

457 mi

Time

9 hours 38 mins

Gas Cost

$43 - $83

There are 416.81 miles from Melstone to Roscoe in east direction and 457 miles (735.47 kilometers) by car, following the US-12 route.

Melstone and Roscoe are 9 hours 38 mins far apart, if you drive non-stop .

This is the fastest route from Melstone, MT to Roscoe, SD.

Please note the time difference between Melstone, MT and Roscoe, SD is 1 hour. The current time in Melstone is 2:43 pm and the current time in Roscoe is 3:43 pm.

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Lowest Price Rental Cars in Melstone, MT

Planning on renting a car to go from Melstone, MT to Roscoe, SD? Here there are some offers to rent a car in Melstone, MT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Melstone »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 18.36 gallons of gas to cover the route between Melstone, MT and Roscoe, SD.

The estimated cost of gas to go from Melstone to Roscoe is $59.88.

During the route, an average car will release 359.62 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 Melstone, MT and Roscoe, SD

If you want to meet halfway between Melstone, MT and Roscoe, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 46.215944 and -103.571093, or 46º 12' 57.3984" N, 103º 34' 15.9348" W. This location is 228.52 miles away from Melstone, MT and Roscoe, SD and it would take approximately 4 hours 49 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Rhame, ND, situated 223 miles from Melstone, MT and 234 miles from Roscoe, SD. It would take 5 hours 9 mins to go from Melstone to Rhame and 4 hours 30 mins to go from Roscoe to Rhame.