Distance between cities › USA › Illinois › Ruma, IL › Distance from Ruma to Stephan Book Hotels

Distance from Ruma, IL to Stephan, SD

Distance

823 mi

Time

15 hours 5 mins

Gas Cost

$77 - $149

There are 647.36 miles from Ruma to Stephan in northwest direction and 823 miles (1,324.49 kilometers) by car, following the I-29 and US-6 route.

Ruma and Stephan are 15 hours 5 mins far apart, if you drive non-stop .

This is the fastest route from Ruma, IL to Stephan, SD.

Ruma, IL and Stephan, SD are in the same time zone (CDT). Current time in both locations is 8:27 pm.

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Lowest Price Rental Cars in Ruma, IL

Planning on renting a car to go from Ruma, IL to Stephan, SD? Here there are some offers to rent a car in Ruma, IL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Ruma »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 33.06 gallons of gas to cover the route between Ruma, IL and Stephan, SD.

The estimated cost of gas to go from Ruma to Stephan is $107.86.

During the route, an average car will release 647.80 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 Ruma, IL and Stephan, SD

If you want to meet halfway between Ruma, IL and Stephan, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 40.458484 and -95.585101, or 40º 27' 30.5424" N, 95º 35' 6.3636" W. This location is 411.66 miles away from Ruma, IL and Stephan, SD and it would take approximately 7 hours 32 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Watson, MO, situated 408 miles from Ruma, IL and 418 miles from Stephan, SD. It would take 7 hours 44 mins to go from Ruma to Watson and 7 hours 28 mins to go from Stephan to Watson.