Looks like they have gone into some detail on a potential mission like this[1], appears that it would take 17 years, at least with this particular launch window

Looks like they have gone into some detail on a potential mission like this[1], appears that it would take 17 years, at least with this particular launch window Jupiter alignment. [1] http://www.esa.int/gsp/ACT/doc/PRO/ACT-RPR-PRO-ISTS2004-Pluto.pdf http://www.esa.int/gsp/ACT/doc/PRO/ACT-RPR-PRO-ISTS2004-Plut...