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

Distance from Roberts, MT to Delavan, IL

Distance

1,281 mi

Time

22 hours 30 mins

Gas Cost

$119 - $232

There are 1,048.48 miles from Roberts to Delavan in southeast direction and 1,281 miles (2,061.57 kilometers) by car, following the I-90 and US-14 and US-16 Truck and SD 79 route.

Roberts and Delavan are 22 hours 30 mins far apart, if you drive non-stop .

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

Please note the time difference between Roberts, MT and Delavan, IL is 1 hour. The current time in Roberts is 2:13 pm and the current time in Delavan is 3:13 pm.

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Lowest Price Rental Cars in Roberts, MT

Planning on renting a car to go from Roberts, MT to Delavan, 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 51.45 gallons of gas to cover the route between Roberts, MT and Delavan, IL.

The estimated cost of gas to go from Roberts to Delavan is $167.82.

During the route, an average car will release 1,007.94 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 Delavan, IL

If you want to meet halfway between Roberts, MT and Delavan, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.694909 and -98.392522, or 43º 41' 41.6724" N, 98º 23' 33.0792" W. This location is 640.51 miles away from Roberts, MT and Delavan, IL and it would take approximately 11 hours 15 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Plankinton, SD, situated 613 miles from Roberts, MT and 670 miles from Delavan, IL. It would take 10 hours 44 mins to go from Roberts to Plankinton and 11 hours 51 mins to go from Delavan to Plankinton.