Royal Caribbean Cruise Line's ship, the Oasis of the Seas has five cruises sailing in September 2025. The cheapest available Inside Cabin during this month is available to purchase for $272 before taxes and fees.
On a "per night" basis, the best deal for an inside cabin in September, 2025 is available for $136 per night.
September 5 - September 7, 2025
From: Miami, Florida
Royal Caribbean
September 7 - September 14, 2025
From: Ft. Lauderdale
Royal Caribbean
September 14 - September 20, 2025
From: Ft. Lauderdale
Royal Caribbean
September 20 - September 28, 2025
From: Ft. Lauderdale
Royal Caribbean
September 28 - October 3, 2025
From: Ft. Lauderdale
Royal Caribbean