Travel
Hotel bookings can be done via https://www.sandos.com/sandos-playacar/all-inclusive-resort-playa-del-carmen and are subject to the regular rate.
However, feel free to use expedia, hotwire, or other travel sites to compare rates.
It is recommended you fly to Cancun and book transportation through Travelocity, Hotwire, etc. It's cheap and a guaranteed rate. The hotel can also book transportation, please see their website.
FYI - If you choose to get a taxi there, you are subject to some timeshare pitches and unfair prices.