If you are looking for a early winter break the Journey's End Resort in Belize is offering great deals for the period October 1st - December 15th. Rates can be as low as $89.00 a night (not over Thankisgiving though) and the hotel has all sorts of great facilities including:

Complimentary use of our kayaks, and Hobie Cats
5 Star PADI facility onsite, GREAT DIVING!
Tour desk onsite, Day trips to the Mayan Empire and more!
Enjoy a massage in our newly opened Serenity Spa, in your room, or on the beach, a wide variety of treatments offered.
The Barefoot Conference Room Available for meetings
Luna Restaurant - Serving Palm Tree Cuisine. Meal plans available.
Daily Activities such as Friday Night Buffet and BBQ Party.
Great location for a family reunion!
All Beautiful Belize has to offer from one location!