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

Distance from Roberts, MT to Sidney, MI

Distance

1,364 mi

Time

1 day 1 hour

Gas Cost

$127 - $247

There are 1,193.19 miles from Roberts to Sidney in east direction and 1,364 miles (2,195.15 kilometers) by car and ferry, following the I-90 and US-14 and US-16 Truck and SD 79 route.

Roberts and Sidney are 1 day 1 hour far apart, if you drive non-stop for 22 hours 53 mins and take a ferry for 2 hours 30 mins .

This is the fastest route from Roberts, MT to Sidney, MI.

Please note the time difference between Roberts, MT and Sidney, MI is 2 hours. The current time in Roberts is 6:07 am and the current time in Sidney is 8:07 am.

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Lowest Price Rental Cars in Roberts, MT

Planning on renting a car to go from Roberts, MT to Sidney, MI? 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 54.78 gallons of gas to cover the route between Roberts, MT and Sidney, MI.

The estimated cost of gas to go from Roberts to Sidney is $178.68.

During the route, an average car will release 1,073.19 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 Sidney, MI

If you want to meet halfway between Roberts, MT and Sidney, MI or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.666423 and -97.160384, or 43º 39' 59.1228" N, 97º 9' 37.3824" W. This location is 681.97 miles away from Roberts, MT and Sidney, MI and it would take approximately 12 hours 41 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Montrose, SD, situated 680 miles from Roberts, MT and 687 miles from Sidney, MI. It would take 11 hours 50 mins to go from Roberts to Montrose and 13 hours 45 mins to go from Sidney to Montrose.

Major City Closest to Halfway Point

The major city closest to the halfway point between Roberts, MT and Sidney, MI is Sioux Falls, SD, situated 707 miles from Roberts, MT and 666 miles from Sidney, MI. It would take 12 hours 16 mins to go from Roberts to Sioux Falls and 13 hours 24 mins to go from Sidney to Sioux Falls.