There are different methods to go from Cancun Airport to Akumal. You can choose between a taxi, car rental, private Transportation from Cancun to Akumal, and bus. The ADO bus and taxi are the most common ways to reach Akumal. However, you should keep in mind that this service is restricted to scheduled departures or shared travel with strangers. Also, it can be expensive in high-seasons.
The best option is a private Shuttle from Cancun to Akumal, with 24 hours service, direct transportation to your hotel or destination, and low rates.