Las Vegas is on sale at Southwest Vacations! Use this special offer to book a 3 + night flight and hotel package to select hotels and take advantage of these limited time savings. Valid at several popular hotels (including Luxor Las Vegas, MGM Grand and Excalibur) customers will also receive up to $100 instant savings on qualifying packages with stays of 3 nights or longer. Plus receive up to $100 in Food and Drink credits! Advance purchase required. Book by July 19th, 2012. Check link for details.