1. Cruisebay: Cruisebay offers luxury cruises starting from India to various destinations around the world. They have a wide range of cruise options from popular cruise lines like Royal Caribbean, Celebrity Cruises, and Princess Cruises.

2. Cruise Professionals: Cruise Professionals specializes in luxury cruises and offers itineraries starting from India. They have partnerships with luxury cruise lines such as Crystal Cruises, Regent Seven Seas Cruises, and Seabourn.

3. Cruise Nation India: Cruise Nation India offers luxury cruises starting from India to destinations like the Mediterranean, Caribbean, and Alaska. They work with renowned cruise lines such as Azamara Club Cruises, Oceania Cruises, and Silversea Cruises.

4. Cruise Club: Cruise Club provides luxury cruise options starting from India to destinations like Europe, Alaska, and the Caribbean. They offer cruises from premium cruise lines such as Cunard Line, Holland America Line, and MSC Cruises.

5. Cruise Professionals India: Cruise Professionals India specializes in luxury cruises and offers itineraries starting from India. They have partnerships with luxury cruise lines such as Seabourn, Silversea Cruises, and Crystal Cruises.

Please note that availability and itineraries may vary, so it is recommended to visit the respective websites or contact the cruise providers for the most up-to-date information.