Distance between cities › USA › Illinois › Sims, IL › Distance from Sims to Sullivan Book Hotels

Distance from Sims, IL to Sullivan, IL

Distance

110 mi

Time

2 hours 38 mins

Gas Cost

$12 - $22

There are 85.72 miles from Sims to Sullivan in north direction and 110 miles (177.03 kilometers) by car, following the US-45 route.

Sims and Sullivan are 2 hours 38 mins far apart, if you drive non-stop .

This is the fastest route from Sims, IL to Sullivan, IL. The halfway point is Watson, IL.

Sims, IL and Sullivan, IL are in the same time zone (CDT). Current time in both locations is 7:35 pm.

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Lowest Price Rental Cars in Sims, IL

Planning on renting a car to go from Sims, IL to Sullivan, IL? Here there are some offers to rent a car in Sims, IL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Sims »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 4.44 gallons of gas to cover the route between Sims, IL and Sullivan, IL.

The estimated cost of gas to go from Sims to Sullivan is $16.17.

During the route, an average car will release 86.89 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 $3.65 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Sims, IL and Sullivan, IL

If you want to meet halfway between Sims, IL and Sullivan, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.979561 and -88.541817, or 38º 58' 46.4196" N, 88º 32' 30.5412" W. This location is 55.22 miles away from Sims, IL and Sullivan, IL and it would take approximately 1 hour 19 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, IL, situated 60 miles from Sims, IL and 53 miles from Sullivan, IL. It would take 1 hour 30 mins to go from Sims to Watson and 1 hour 10 mins to go from Sullivan to Watson.