If your looking for a last minute getaway and want cheap flight fares check out the cheapy airline Spirit that is direct out of Fort Lauderdale.
Here is one date that you can fly round trip for under $250 (not including bags)
May 20th to 28th - enter promo code "10OFF"....
Round Trip flight total - $248.08
You can bring one personal item free (there is a size limit) but for example a school bag. A checked bag 62 linear inches, max weight 40 pounds is $30 each way.
So total price for round trip direct flight with 1 checked bag comes to $308.08. (Optional if you want to pay a fee to book seats in advance)
Here is a screenshot