Help....

Ok, so I was planning on going to mexico(nayarit area) april 1. They are all sold out, my buddy i was planning on going with wanted to hold out see if it got cheaper...
So, where should I go? I already have the vacation time booked(March 31-April
. I am looking at spending about $1000-$1300(CDN). I was thinking maby Baja, or San Diego....I would like hot....but dont know where to go....what is there in the carribean? Puerto Rico is supposed to be good, but a TON of people....I like a little more off the beaten path...
So, where should I go? I already have the vacation time booked(March 31-April
