FYI, this past week the bus fares on the ADO buses between Playa, Puerto Morelos and Cancun have increased. Here is the new fare structure. Between Playa and Cancun - 36 pesos Between Puerto Morelos and Playa or Cancun - 18 pesos Between the airport and Puerto Morelos - 40 pesos - Riviera Bus Line Between the airport and Cancun - 35 pesos - Riviera Bus Line Between the airport and Playa - 80 pesos - Riviera Bus Line Frank in Puerto Morelos
I was checking again and actually it is the Riviera Bus line that operates the buses out of the aoirport. They should be clearly marked and probably depart from Terminal 2. Below are the departure times. All bus schedules can be found at https://www.ticketbus.com.mx/ticketbus/inicio.jsp Depart Price Trip time 09:45 Local $40.00 0:30 10:45 Local $40.00 0:30 11:45 Local $40.00 0:30 12:45 Local $40.00 0:30 13:30 Local $40.00 0:30 14:00 Local $40.00 0:30 14:45 Local $40.00 0:30 15:45 Local $40.00 0:30 16:45 Local $40.00 0:30 17:45 Local $40.00 0:30 18:45 Local $40.00 0:30 19:45 Local $40.00 0:30 20:45 Local $40.00 0:30 23:30 Local $40.00 0:30