Now $179 (Was $̶2̶1̶1̶) on Tripadvisor: The Westin Las Vegas Hotel & Spa, Las Vegas. See 4,244 traveler reviews, 1,460 candid photos, and great deals for The Westin Las Vegas Hotel & Spa, ranked #14 of 285 hotels in Las Vegas and rated 4 of 5 at Tripadvisor.