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

Distance from Roberts, MT to Plankinton, SD

Distance

613 mi

Time

10 hours 44 mins

Gas Cost

$56 - $109

There are 537.81 miles from Roberts to Plankinton in southeast direction and 613 miles (986.53 kilometers) by car, following the I-90 and US-14 and US-16 Truck and SD 79 route.

Roberts and Plankinton are 10 hours 44 mins far apart, if you drive non-stop .

This is the fastest route from Roberts, MT to Plankinton, SD.

Please note the time difference between Roberts, MT and Plankinton, SD is 1 hour. The current time in Roberts is 11:54 pm (Mar 11) and the current time in Plankinton is 12:54 am (Mar 12).

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Lowest Price Rental Cars in Roberts, MT

Planning on renting a car to go from Roberts, MT to Plankinton, SD? 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 24.62 gallons of gas to cover the route between Roberts, MT and Plankinton, SD.

The estimated cost of gas to go from Roberts to Plankinton is $78.89.

During the route, an average car will release 482.39 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 $3.20 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Roberts, MT and Plankinton, SD

If you want to meet halfway between Roberts, MT and Plankinton, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.701163 and -103.883978, or 44º 42' 4.1868" N, 103º 53' 2.3208" W. This location is 306.54 miles away from Roberts, MT and Plankinton, SD and it would take approximately 5 hours 22 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 309 miles from Roberts, MT and 304 miles from Plankinton, SD. It would take 5 hours 45 mins to go from Roberts to Belle Fourche and 4 hours 59 mins to go from Plankinton to Belle Fourche.