It depends on the Earth's position.
it took the mars pathfinder 211 days to get to mars.
TPO
Using current technology: it can take as little as 6 months and as long as a year to get to mars at optimum position
it take 5 years to build the mars ultor.
200
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You can't.
It depends completely on the type of propulsion used to get to Mars.
it would take at least 197.456 hours to get to mars from earth
About 2 years. Scientists say it may take 1 year to get to Mars
8.5 months