You can reach our house on foot within 10 minutes from the central bus station of ADO. Of course you can also do this with one of the many taxis. From the airport it is 15 minutes by car. A shuttle bus runs from there to the central bus station every half hour.
If you land in Cancun by plane, you can also take the bus from there to Merida. This takes approximately 4 hours. Find out about departure times or book in advance. Buses leave every hour from the central bus station in Cancun. Buses from the airport only run until early afternoon.