It typically takes around 6-9 months for a spacecraft to travel from Earth to Mars, depending on the specific mission profile and launch window. The exact travel time can vary due to factors like:

• Launch date and trajectory – Launches during optimal “transfer windows” when the planets are favorably aligned can reduce travel time.
• spacecraft speed – More powerful rockets and propulsion systems can shorten the journey.
• Orbital mechanics – The distance between Earth and Mars changes over time as the planets orbit the Sun, affecting travel time.

Most recent crewed missions to Mars have had flight times around 6-7 months. For example, the Mars 2020 Perseverance rover launched in July 2020 and reached Mars in February 2021, a journey of about 7 months. Uncrewed cargo missions may be able to take a slightly faster “direct transfer” trajectory in as little as 5-6 months.

So in summary, a typical Mars transit time for current space technology is in the range of 6-9 months, though the exact duration can vary depending on the specific mission parameters.