Odds are, most people will end up somewhere between $1,500 and $2,000 per person. Now, it's true that if you were to drink only water, explore ports on your own, and stick to the main dining room and buffets, you could easily knock a couple of hundred dollars off the price.
What is the average cost per person for a cruise?
All the major cruise lines are public companies that publish annual figures for their revenue and passenger statistics. From these public reports, we know that the average cost of cruise fare runs from about $150-$245 per person, per day (depending on cruise company).
What is an adults only cruise?
What does adult-only cruising mean? For most ships, this means an age restriction on 18 and over. So while you may get some young adults on your ship, there won't be a screaming toddler or moody teenager for many a nautical mile around.