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

Distance from Roberts, MT to Alpha, MN

Distance

797 mi

Time

13 hours 49 mins

Gas Cost

$73 - $142

There are 713.56 miles from Roberts to Alpha in east direction and 797 miles (1,282.65 kilometers) by car, following the I-90 and US-14 and US-16 Truck and SD 79 route.

Roberts and Alpha are 13 hours 49 mins far apart, if you drive non-stop .

This is the fastest route from Roberts, MT to Alpha, MN. The halfway point is Owanka, SD.

Please note the time difference between Roberts, MT and Alpha, MN is 1 hour. The current time in Roberts is 10:36 pm and the current time in Alpha is 11:36 pm.

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Lowest Price Rental Cars in Roberts, MT

Planning on renting a car to go from Roberts, MT to Alpha, MN? 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 32.01 gallons of gas to cover the route between Roberts, MT and Alpha, MN.

The estimated cost of gas to go from Roberts to Alpha is $102.57.

During the route, an average car will release 627.17 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 Alpha, MN

If you want to meet halfway between Roberts, MT and Alpha, MN or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 44.103451 and -102.627579, or 44º 6' 12.4236" N, 102º 37' 39.2844" W. This location is 398.55 miles away from Roberts, MT and Alpha, MN and it would take approximately 6 hours 54 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Owanka, SD, situated 456 miles from Roberts, MT and 408 miles from Alpha, MN. It would take 7 hours 15 mins to go from Roberts to Owanka and 5 hours 34 mins to go from Alpha to Owanka.