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

Distance from Roberts, MT to Sims, IL

Distance

1,416 mi

Time

1 day 1 hour

Gas Cost

$132 - $257

There are 1,162.52 miles from Roberts to Sims in southeast direction and 1,416 miles (2,278.83 kilometers) by car, following the I-29 route.

Roberts and Sims are 1 day 1 hour far apart, if you drive non-stop .

This is the fastest route from Roberts, MT to Sims, IL.

Please note the time difference between Roberts, MT and Sims, IL is 1 hour. The current time in Roberts is 1:29 am and the current time in Sims is 2:29 am.

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Lowest Price Rental Cars in Roberts, MT

Planning on renting a car to go from Roberts, MT to Sims, IL? 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 56.87 gallons of gas to cover the route between Roberts, MT and Sims, IL.

The estimated cost of gas to go from Roberts to Sims is $185.51.

During the route, an average car will release 1,114.21 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 Sims, IL

If you want to meet halfway between Roberts, MT and Sims, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.666152 and -97.449838, or 43º 39' 58.1472" N, 97º 26' 59.4168" W. This location is 708.04 miles away from Roberts, MT and Sims, IL and it would take approximately 12 hours 42 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Salem, SD, situated 672 miles from Roberts, MT and 752 miles from Sims, IL. It would take 11 hours 40 mins to go from Roberts to Salem and 13 hours 57 mins to go from Sims to Salem.