Distance between cities › USA › North Carolina › Mill Spring, NC › Distance from Mill Spring to Simpson Book Hotels

Distance from Mill Spring, NC to Simpson, IL

Distance

500 mi

Time

9 hours 29 mins

Gas Cost

$46 - $89

There are 396.08 miles from Mill Spring to Simpson in northwest direction and 500 miles (804.67 kilometers) by car, following the I-40 route.

Mill Spring and Simpson are 9 hours 29 mins far apart, if you drive non-stop .

This is the fastest route from Mill Spring, NC to Simpson, IL.

Please note the time difference between Mill Spring, NC and Simpson, IL is 1 hour. The current time in Mill Spring is 10:55 pm and the current time in Simpson is 9:55 pm.

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Lowest Price Rental Cars in Mill Spring, NC

Planning on renting a car to go from Mill Spring, NC to Simpson, IL? Here there are some offers to rent a car in Mill Spring, NC

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Mill Spring »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 20.07 gallons of gas to cover the route between Mill Spring, NC and Simpson, IL.

The estimated cost of gas to go from Mill Spring to Simpson is $64.29.

During the route, an average car will release 393.13 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 $3.20 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Mill Spring, NC and Simpson, IL

If you want to meet halfway between Mill Spring, NC and Simpson, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 36.13611 and -85.507834, or 36º 8' 9.996" N, 85º 30' 28.2024" W. This location is 249.82 miles away from Mill Spring, NC and Simpson, IL and it would take approximately 4 hours 44 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Cookeville, TN, situated 251 miles from Mill Spring, NC and 251 miles from Simpson, IL. It would take 4 hours 54 mins to go from Mill Spring to Cookeville and 4 hours 41 mins to go from Simpson to Cookeville.