Costco has a 2 day travel package to the Wynn including airfare:
http://www.costco.com/Browse/Productgroup.aspx?ec=BC-EC341-
Cat1133&pos=1&whse=&topnav=&prodid=11093807
Also I saw attractive air fare deals today (NYC $89) on TravelZoo:
http://airfare.travelzoo.com/north-american-airfare/211271
David