Distance between cities › USA › Arkansas › Cotter, AR › Distance from Cotter to Radnor Book Hotels

Distance from Cotter, AR to Radnor, OH

Distance

690 mi

Time

13 hours 36 mins

Gas Cost

$64 - $125

There are 582.24 miles from Cotter to Radnor in northeast direction and 690 miles (1,110.45 kilometers) by car, following the I-70 route.

Cotter and Radnor are 13 hours 36 mins far apart, if you drive non-stop .

This is the fastest route from Cotter, AR to Radnor, OH.

Please note the time difference between Cotter, AR and Radnor, OH is 1 hour. The current time in Cotter is 9:34 am and the current time in Radnor is 10:34 am.

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Lowest Price Rental Cars in Cotter, AR

Planning on renting a car to go from Cotter, AR to Radnor, OH? Here there are some offers to rent a car in Cotter, AR

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Cotter »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 27.73 gallons of gas to cover the route between Cotter, AR and Radnor, OH.

The estimated cost of gas to go from Cotter to Radnor is $90.46.

During the route, an average car will release 543.29 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 Cotter, AR and Radnor, OH

If you want to meet halfway between Cotter, AR and Radnor, OH or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.088249 and -88.602077, or 39º 5' 17.6964" N, 88º 36' 7.4772" W. This location is 345.24 miles away from Cotter, AR and Radnor, OH and it would take approximately 6 hours 48 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Effingham, IL, situated 362 miles from Cotter, AR and 329 miles from Radnor, OH. It would take 7 hours 22 mins to go from Cotter to Effingham and 6 hours 18 mins to go from Radnor to Effingham.