We've gone through all the flights from Southampton to St Lucia, to help you find the best option.
Or, if you're fairly flexible on dates, try to get a last minute-deal by regularly checking the Netflights website.
If you need to fly into a specific airport, adjust your search to focus on those flights.
But if you can't find one which is right for you, try looking at flights to other cities in Saint Lucia to check out some other options.
