Adults Only Resorts Las Vegas Area. Vdara Hotel and Spa at ARIA Las Vegas. Las Vegas - Strip. /5. /5. Excellent! ROOM ONLY. TI Treasure Island. Las Vegas - Strip. /5. /5. Room Only. A phenomenal hotel 4 miles from the airport, with a casino, restaurants and a Cirque Du Soleil show. Artisan Hotel Boutique - Adults Only in Las Vegas on and earn Rewards nights. All hotels in Las Vegas, Nevada, United States of America Utility surcharge: USD per accommodation per night; Resort fee: USD per.