It is difficult to define without a starting point. However, there are buses 42 and 111 leaving from the region of International Drive. I advise taking as reference any bus that goes to the Florida Mall.
To go by bus is always necessary to know where you will leave ... At last bus has fixed itinerary. To go by public transport use Google Maps that gives you the best solutions.
Better to go to uber or taxi
To take advantage of Orlando, the ideal is to rent a car
Easier to get to uber or taxi
I can not say which bus route.
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