Inter Island Tours, of New York. November 02, 1999 Share 1 -- Rate: 13% on all packages to the Ritz-Carlton, San Juan Hotel, Spa & Casino, San Juan, Puerto Rico booked and traveled by Dec. 19. A $25 bonus is offered for all packages with air booked on American Airlines. These packages must be booked by Nov. 10 for travel through Dec. 19. How: (800) 245-3434.