ok, i have been to mexico many times before but this time i have to book the trip or we cant go. Who ever can get the cheapest airline ticket for 2 adults and, 4,11 year olds leaving from stl to cancun from november 18 to november 26 staying at RIU palace las americas i will pick a best answer. plus i need to leave at 6 am and get there around noon then i can leave any time after 4 and get home anytime that night i also would either like to fly american airlines or usa3000 we will need 2 rooms that are standard and i need an answer quick plz answer