Distance between cities › USA › Montana › Roberts, MT › Distance from Roberts to Carter Book Hotels

Distance from Roberts, MT to Carter, MT

Distance

271 mi

Time

5 hours 26 mins

Gas Cost

$25 - $48

There are 187.70 miles from Roberts to Carter in northwest direction and 271 miles (436.13 kilometers) by car, following the US-87 and MT 3 and MT 200 route.

Roberts and Carter are 5 hours 26 mins far apart, if you drive non-stop .

This is the fastest route from Roberts, MT to Carter, MT.

Roberts, MT and Carter, MT are in the same time zone (MDT). Current time in both locations is 10:39 pm.

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Lowest Price Rental Cars in Roberts, MT

Planning on renting a car to go from Roberts, MT to Carter, MT? Here there are some offers to rent a car in Roberts, MT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Roberts »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 10.87 gallons of gas to cover the route between Roberts, MT and Carter, MT.

The estimated cost of gas to go from Roberts to Carter is $34.63.

During the route, an average car will release 212.99 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 $3.19 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Roberts, MT and Carter, MT

If you want to meet halfway between Roberts, MT and Carter, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 46.75765 and -109.754235, or 46º 45' 27.54" N, 109º 45' 15.246" W. This location is 135.35 miles away from Roberts, MT and Carter, MT and it would take approximately 2 hours 43 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Garneill, MT, situated 141 miles from Roberts, MT and 130 miles from Carter, MT. It would take 3 hours 2 mins to go from Roberts to Garneill and 2 hours 23 mins to go from Carter to Garneill.