Now Through Dec. 15, "Better than Best Price Guarantee" Lets Smart Shoppers Book Early with Absolute Confidence FT. LAUDERDALE, Fla., Sept. 13, 2024 /PRNewswire/ -- After a successful launch earlier this summer, Princess Cruises is extending its "Better than Best Price Guarantee" offer through December 15, 2024, so guests can continue to book their ultimate 2025 or 2026 cruise vacation with the added confidence they are securing the absolute best cruise fare available. Princess Cruises Extends Cruise Indust ...