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

Distance from Roberts, MT to Vienna, SD

Distance

734 mi

Time

12 hours 59 mins

Gas Cost

$68 - $133

There are 570.97 miles from Roberts to Vienna in east direction and 734 miles (1,181.26 kilometers) by car, following the I-90 and US-14 and US-16 Truck and SD 79 route.

Roberts and Vienna are 12 hours 59 mins far apart, if you drive non-stop .

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

Please note the time difference between Roberts, MT and Vienna, SD is 1 hour. The current time in Roberts is 3:54 am and the current time in Vienna is 4:54 am.

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Lowest Price Rental Cars in Roberts, MT

Planning on renting a car to go from Roberts, MT to Vienna, 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 29.49 gallons of gas to cover the route between Roberts, MT and Vienna, SD.

The estimated cost of gas to go from Roberts to Vienna is $96.19.

During the route, an average car will release 577.76 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 Roberts, MT and Vienna, SD

If you want to meet halfway between Roberts, MT and Vienna, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.09947 and -103.171406, or 44º 5' 58.092" N, 103º 10' 17.0616" W. This location is 367.14 miles away from Roberts, MT and Vienna, SD and it would take approximately 6 hours 29 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest city to the halfway point is Rapid City, SD, situated 364 miles from Roberts, MT and 374 miles from Vienna, SD. It would take 6 hours 48 mins to go from Roberts to Rapid City and 6 hours 17 mins to go from Vienna to Rapid City.