How much gas money do you need to drive from Nashville Las Vegas?

The distance from Nashville to Las Vegas is approximately 1,850 miles. The average fuel efficiency of a car is around 25 miles per gallon. Therefore, it would take approximately 74 gallons of gas to drive from Nashville to Las Vegas. At an average gas price of $3.50 per gallon, it would cost approximately $259 in gas money to drive from Nashville to Las Vegas.