The 1967 Chevy Impala gets an average gas mileage of 14.4 mpg. This translates to a range of 290 miles on a full tank. The exact mileage depends on the habits of the driver, traffic conditions and the weather.
The 1967 Chevy Impala gets 15.5 to 20.4 mpg in extra-urban locations, 9.7 to 12.7 mpg in cities and 11.9 to 14.4 mpg on highways. These translate to 310 to 410, 195 to 255 and 240 to 290 miles in range, respectively. In general, expect lower mileage in cold weather. The gas mileage of the car is also a result of its large 4.0 liters engine and heavy body that weighs 3704 lbs.