You can get a good deal if you cruise off season. They have some cruises listed for $829 per person for a 7 day cruise. Even if you have to rent 2 rooms it still comes out to a little more than $100 per day, all meals included. Here is a list from the
disney cruise page.
The following is a list of rates that apply to both of our 7-night cruises. Prices are listed to the right of each stateroom category. You can click on each link to see more information about the stateroom of your choice.
Category Ship Accommodations Rates
1* Royal Suite with Verandah $3,899 - $4,799
2* 2-Bedroom Suite with Verandah $3,599 - $4,499
3 1-Bedroom Suite with Verandah $2,999 - $3,799
4 Deluxe Family Stateroom with Verandah $1,749 - $2,999
5 Deluxe Stateroom with Verandah $1,449 - $2,499
6 Deluxe Stateroom with Verandah $1,349 - $2,399
7 Deluxe Stateroom with Navigator's Verandah** $1,249 - $2,299
8 Deluxe Oceanview Stateroom $1,149 - $1,999
9 Deluxe Oceanview Stateroom $1,049 - $1,899
10 Deluxe Inside Stateroom $949 - $1,699
11 Standard Inside Stateroom $899 - $1,599
12 Standard Inside Stateroom $829 - $1,499
Third and Fourth Guest
Infant Pricing (Children under 3)*** $119
Children's Pricing (3-12) $399 - $999
All other $599 - $1,499
* More than five Guests staying in a Category 1 or 2 suite will require booking an additional Walt Disney World® Resort room at an additional cost. Staterooms