Cheap flights from Barbados to Saint Lucia from £109

The month of December is, on average, the cheapest month to fly to Saint Lucia from Barbados, with most prices found around £258. If you don’t want to visit Saint Lucia in December, then you should wait until February to fly from Barbados, when ticket prices are also cheap, with an average price of £263.

The cheapest day to depart on your flight to Saint Lucia is on a Friday when prices can be found for as low as £255. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday is the most expensive day to depart from Barbados because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £276.

In the afternoon is the cheapest time of day to fly from Barbados to Saint Lucia when you can find flight prices for as low as £255. Flying to Saint Lucia in the afternoon is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive, with an average ticket price of £269.

Fly from Bridgetown Grantley Adams Intl to Castries George F. L. Charle for the best Barbados - Saint Lucia flight prices

You are more likely to see cheaper flights to Saint Lucia from Barbados when booking weeks ahead of your departure date. In general, you can expect to find flights to Saint Lucia for around £268 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Saint Lucia from Barbados for as low as £226 on momondo.

There is only 1 cabin class available to choose from on Barbados to Saint Lucia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

As of November 2026, there are 3 flights per day flying from Barbados to Saint Lucia. The most common time of day flights depart is 14:00, with 35% of flights taking off at midday.

As of November 2026, 23 flights take off from Barbados and land in Saint Lucia each week. The most common flight departure day for this route is Sat, with 22% of weekly flights taking off on this day.