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

Distance from Melstone, MT to Acton, MT

Distance

88 mi

Time

2 hours 2 mins

Gas Cost

$8 - $16

There are 60.20 miles from Melstone to Acton in southwest direction and 88 miles (141.62 kilometers) by car, following the US-12 route.

Melstone and Acton are 2 hours 2 mins far apart, if you drive non-stop .

This is the fastest route from Melstone, MT to Acton, MT. The halfway point is Roundup, MT.

Melstone, MT and Acton, MT are in the same time zone (MDT). Current time in both locations is 6:18 am.

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Lowest Price Rental Cars in Melstone, MT

Planning on renting a car to go from Melstone, MT to Acton, MT? 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 3.54 gallons of gas to cover the route between Melstone, MT and Acton, MT.

The estimated cost of gas to go from Melstone to Acton is $11.38.

During the route, an average car will release 69.39 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 $3.21 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Melstone, MT and Acton, MT

If you want to meet halfway between Melstone, MT and Acton, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 46.383995 and -108.625786, or 46º 23' 2.382" N, 108º 37' 32.8296" W. This location is 44.09 miles away from Melstone, MT and Acton, MT and it would take approximately 1 hour 1 min to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Roundup, MT, situated 35 miles from Melstone, MT and 53 miles from Acton, MT. It would take 52 minutes to go from Melstone to Roundup and 1 hour 16 mins to go from Acton to Roundup.