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

Distance from Roberts, MT to Comfrey, MN

Distance

818 mi

Time

14 hours 28 mins

Gas Cost

$76 - $148

There are 704.43 miles from Roberts to Comfrey in east direction and 818 miles (1,316.44 kilometers) by car, following the I-90 and US-14 and US-16 Truck and SD 79 route.

Roberts and Comfrey are 14 hours 28 mins far apart, if you drive non-stop .

This is the fastest route from Roberts, MT to Comfrey, MN.

Please note the time difference between Roberts, MT and Comfrey, MN is 1 hour. The current time in Roberts is 1:27 am and the current time in Comfrey is 2:27 am.

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Lowest Price Rental Cars in Roberts, MT

Planning on renting a car to go from Roberts, MT to Comfrey, 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 32.84 gallons of gas to cover the route between Roberts, MT and Comfrey, MN.

The estimated cost of gas to go from Roberts to Comfrey is $107.13.

During the route, an average car will release 643.45 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 Comfrey, MN

If you want to meet halfway between Roberts, MT and Comfrey, MN or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.997423 and -102.263096, or 43º 59' 50.7228" N, 102º 15' 47.1456" W. This location is 408.89 miles away from Roberts, MT and Comfrey, MN and it would take approximately 7 hours 14 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Wall, SD, situated 415 miles from Roberts, MT and 403 miles from Comfrey, MN. It would take 7 hours 39 mins to go from Roberts to Wall and 6 hours 53 mins to go from Comfrey to Wall.