It is famed for its blue color. When Neptune and Earth line up on the same side of the sun, at their closest, they are only 2.7 billion miles (4.3 billon kilometers) apart.

2,795,084,800 miles 4,498,252,900 kilometers. It takes 164.81 Earth years for Neptune to revolve around the sun and 19.1 Earth hours to rotate on its axis.

Wiki User 2012-04-18 00:44:19. Neptune’s distance from the Sun is 4.5 billion km; more specifically, it’s 4,503,443,661 km. Like Uranus, Neptune is made of hydrogen, helium and methane. The closest Neptune gets to the Sun is 2,771,087,000 miles or 4,459,630,000 kilometers. The farthest planet from the sun at 2,794.4 million miles away is Neptune, named after the Roman god of the Sea. What is the distance in miles Neptune from the sun? Neptune's distance from the sun is 2.8 billion miles, or 30 times as far as Earth, and therefore about 2.7 billion miles from Earth. Neptune is the eighth planet from the sun and the most distant after the demotion of Pluto to dwarf planet status in 2005. If you’re still using the Imperial system, that’s the same as 2.8 billion miles. Related Questions. Because its orbit is elliptical, its distance from the Sun changes depending on where it is in its orbit. It has a diameter of 30,200 miles and is the fourth largest planet in the solar system. The average distance of Neptune from the Sun is 2,795,084,800 miles or 4,498,252,900 kilometers.