Grab yourself a cheap flight to the Caribbean now. The Christmas holidays is always a good time for the airlines to cash in and make a good profit when demand is high. The trick is if you don’t need to take your holiday during the seasonal period i.e. no kids of school age, work out when the prices get hiked. There are always good periods either side of christmas to purchase a good value flight. The trick is to search early and grab the the cheap flight before the price goes up.
British Airways and Virgin are the main carriers from the UK to St Lucia and Grenada. They both depart from London Gatwick and offer pretty well the same pricing structure. We have used both operators and I think Virgin give the best overall experience. Go on grab that cheap flight now.