It typically takes about 6 hours to travel from the Earth to the International Space Station (ISS). However, the exact time it takes to reach the ISS depends on a variety of factors, including the specific launch location, the altitude and inclination of the ISS's orbit, and the type of spacecraft being used.

The ISS orbits the Earth at an altitude of about 250 miles (400 kilometers) and completes one orbit around the Earth every 90 minutes. To reach the ISS, spacecraft must match the ISS's speed and orbit. This is typically done by launching the spacecraft into a lower orbit and then using its engines to gradually raise its orbit until it reaches the same altitude as the ISS. Once the spacecraft is in the same orbit as the ISS, it can then rendezvous and dock with the station.

There are several different types of spacecraft that can be used to reach the ISS, including the Soyuz spacecraft, which is used by the Russian space agency Roscosmos to transport crew and supplies to and from the ISS, and the SpaceX Dragon spacecraft, which is used by the American space agency NASA to transport crew and supplies to and from the ISS.