For cruise passengers, my personal recommendation is Uber or Cabify. In my experience, Uber or Cabify is the best overall option for convenient "airport transfers". The service offers a fixed price before the ride begins, ensuring "safe travel" with no surprises.
This video highlights various "transport options", from public transport to "private drivers", for those seeking efficient travel. It's filled with practical "travel tips" to make your journey smoother, whether you're using "uber madrid" or other services.