Distance between cities › USA › South Dakota › Chamberlain, SD › Distance from Chamberlain to Melstone Book Hotels

Distance from Chamberlain, SD to Melstone, MT

Distance

542 mi

Time

10 hours 22 mins

Gas Cost

$50 - $97

There are 457.92 miles from Chamberlain to Melstone in northwest direction and 542 miles (872.26 kilometers) by car, following the I-90 Business route.

Chamberlain and Melstone are 10 hours 22 mins far apart, if you drive non-stop .

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

Please note the time difference between Chamberlain, SD and Melstone, MT is 1 hour. The current time in Chamberlain is 12:31 am (Mar 12) and the current time in Melstone is 11:31 pm (Mar 11).

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Lowest Price Rental Cars in Chamberlain, SD

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Chamberlain »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 21.77 gallons of gas to cover the route between Chamberlain, SD and Melstone, MT.

The estimated cost of gas to go from Chamberlain to Melstone is $69.76.

During the route, an average car will release 426.58 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 Chamberlain, SD and Melstone, MT

If you want to meet halfway between Chamberlain, SD and Melstone, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.776364 and -103.997881, or 44º 46' 34.9104" N, 103º 59' 52.3716" W. This location is 271.08 miles away from Chamberlain, SD and Melstone, MT and it would take approximately 5 hours 11 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Belle Fourche, SD, situated 259 miles from Chamberlain, SD and 283 miles from Melstone, MT. It would take 4 hours 19 mins to go from Chamberlain to Belle Fourche and 6 hours 3 mins to go from Melstone to Belle Fourche.