Get the girlfriends and head to Vegas. Stay at the Westin Casuarina or Planet Hollywood and enjoy packages that include a gambling bonus, dining credits, 2 for 1 Spa credits, tickets to shows, wine and cheese platter, and more.
Available: Various Dates
From: Starwood

Book four rooms together and work directly with the resort's Experience Coordinator to customize a truly one-of-a-kind, Girlfriends "Truth or Dare" Getaway or bachelorette party. Packages can include a night out with a personal shopper, wine, cheese, chocolates in the room with entertainment, spa party, fortune tellers, and more. It's all customized based on the unique desires of your group. Oh, and the bride or trip planner will also get a free suite upgrade (which could also serve as your group's headquarters for the festivities). Call (407) 586-4437 to book directly.
Available: Various Dates
From: Gaylord Hotels

Invite a group of 14 or more to save and take a soothing vacation away to a spa in one of the many destinations that United Vacations serves. Some of the best spa vacation packages are available in Canada, Florida, Hawaii, Mexico, Las Vegas and the Caribbean. Most spa packages at all-inclusive resorts offer unlimited privileges, and many spa packages can be customized to fit your group's personal needs.
Available: Book by 12/31/08
From: United Vacations

Get away together to Phoenix, Tucson, or Scottsdale and enjoy a special package for just the girls, with amenities like free spa services, shopping and incentive savings, free drinks, meals, horseback riding, and more.
Available: Various Dates
From: Starwood