That's the idea behind Sunny Hill's vacation packages, designed to offer the best value on your all-inclusive resort. The best deals for your all-inclusive resort vacation in the Catskills. Experience the perfect Labor Day weekend getaway. Jan 19, 2016. Here, your month-by-month guide for great vacation deals. value if you go after May Day (the bank holiday falls on May 2 this year). come for Fourth of July instead of…