If you’re hankering for Vegas, start packin’. United Mileage Plus members can get up to 7,500 bonus miles (3,750 bonus miles per adult), up to $100 off and a 15 percent discount on Vegas shows through United Vacations. Travel by Dec. 21, 2007. A roundtrip flight plus hotel for three or more nights must be selected to qualify for the discount package. Mention code MPS 187.