Aircraft. Flight of the airline Aeromexico flies every day a few pieces to Cancun from Mexico City. Prices from 9 000 rubles there and back. The second option is a shuttle bus. The bus goes to Cancun for a long time, over 9 hours, the exact cost at one end I can not tell, but the route to Puerto Vallarta from Mexico City costs about $ 60, to Cancun should be from 80 to 100 dollars, approximately.

By plane. From Mexico City Airport to Cancun Airport

To be exact with information on ground relocation: the bus goes 23-24 hours, according to the schedule it runs 5-6 times a day, the ticket price is from 1073 pesos approximately (rate 12, 5 pesos for 1 US dollar.)