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

Distance from Mill Spring, NC to Thayer, IL

Distance

690 mi

Time

13 hours 8 mins

Gas Cost

$63 - $123

There are 509.43 miles from Mill Spring to Thayer in northwest direction and 690 miles (1,110.45 kilometers) by car, following the I-40 route.

Mill Spring and Thayer are 13 hours 8 mins far apart, if you drive non-stop .

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

Please note the time difference between Mill Spring, NC and Thayer, IL is 1 hour. The current time in Mill Spring is 10:56 pm and the current time in Thayer is 9:56 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 Thayer, 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 27.71 gallons of gas to cover the route between Mill Spring, NC and Thayer, IL.

The estimated cost of gas to go from Mill Spring to Thayer is $88.78.

During the route, an average car will release 542.87 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 Thayer, IL

If you want to meet halfway between Mill Spring, NC and Thayer, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 36.306149 and -86.81641, or 36º 18' 22.1364" N, 86º 48' 59.076" W. This location is 344.98 miles away from Mill Spring, NC and Thayer, IL and it would take approximately 6 hours 34 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Joelton, TN, situated 342 miles from Mill Spring, NC and 350 miles from Thayer, IL. It would take 6 hours 33 mins to go from Mill Spring to Joelton and 6 hours 39 mins to go from Thayer to Joelton.

Major City Closest to Halfway Point

The major city closest to the halfway point between Mill Spring, NC and Thayer, IL is Nashville, TN, situated 328 miles from Mill Spring, NC and 364 miles from Thayer, IL. It would take 6 hours 19 mins to go from Mill Spring to Nashville and 6 hours 56 mins to go from Thayer to Nashville.