You could take the monorail to Epcot and then take the boats from inside Epcot to HS but you'll need park hopper tickets for that. Your only "real" route is via the bus.
Our Authorized Disney Vacation Planners are here to provide personalized, expert advice, answer every question, and uncover the best discounts.
Let Dreams Unlimited Travel take care of all the details, so you can sit back, relax, and enjoy a stress-free vacation.