From this hotel, you could walk to the metro at Tsuen Wan Station and then transfer to Tung Chung Line at Lai King station. Finally, transfer to Disneyland Resort line at Sunny Bay station. You just have to purchase the ticket for one time at Tsuen Wan station and then return it upon arrive at Disneyland. The fare is HKD15.5/adult and HKD7.5/child. Paied by Octopus Card, the fare is HKD13.8/adult and HKD7/child. Suggested that you refer to the map of Hong Kong MTR.

To Ocean Park, you should take the metro to Admiralty and then transfer to bus 629 to the park. The metro fare is HKD11.5/adult and HKD5.5/child. The bus fare is HKD1.6/adult and HKD5.3/child.

From Ocean Park to the Airport: you could take bus 629 back to Admiralty and then walk to the Hong Kong station to take the Airport Express. It charges HKD100/adult but only 25 minutes to the airport.