Wild Wadi Bus Station:
The best and cheapest way to get to Wild Wadi is using a bus!
There are other options like using a metro or a cab or even going on foot !
From each side of Dubai, you should look for bus routes number 81. When you catch a number 81 bus it will arrive you right to the Wild Wadi water park, it’s only 150-190 meters far from bus station to entrance gate and you need to walk only 3 minutes.
You can comment your hotel or your departure point so I can give you the best bus routes from your location to Wild Wadi in your comment’s reply.
Using metro for Wild wadi? Read here.
Wan to check for taxi price? Read here.