Cheap flights from London to St Lucia

from as little as £546

63 nights in St Lucia, departing London Gatwick on 10 / May / 2024 with British Airways (price found 45 hours ago)

Subject to availability, prices correct of the last 24 hours
St Lucia

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The London / St Lucia route

All 6805 km of it

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St Lucia flight facts

What you need to know

Alternative flights from the UK to St Lucia

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Alternative flights from London

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St Lucia

Today alone, Netflights has searched over 1,859 flights. 10 / May / 2024 is currently the lowest priced day of the year to fly the London/St Lucia route. There are around 195 flights on any given week from the UK to St Lucia and the cheapest month to fly right now is May.

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Min / Max Temperature (°C)

24 °C


27 °C


31 °C

Rainfall (mm)

23.4 mm


63.4 mm


128.1 mm

Key facts about St Lucia

How to get cheap flights from London to St Lucia

Tips and advice from our flight experts

Find a good deal on your flight from London to St Lucia with Netflights. 195 flights go via this route every week, and we've collected them all to help you find the best flight deal. If you want to keep your options open, take a look at flights from another airport in London.

The most popular airlines for this route are British Airways, Virgin Atlantic & JetBlue, while London Gatwick (LGW) is the most popular departure airport in the city. But when you fly is just as important as where you fly from. Search by month to find out when flights are at the priciest and their cheapest.

The 6805 km journey from London to St Lucia takes at least 7 hrs 45 mins. On average, British Airways have the cheapest flights, but check your search results, as this isn’t always the case. Another way to get a cheap flight is to book last minute – but this does mean you may not be able to get the exact flights you want.

Today, we’ve scanned 1,859 flights, to help you see all the options for your trip to St Lucia. Once you’ve chosen your flight, why not check out our deals on accommodation and car hire? You’ll find lots of hotels in Saint Lucia, including some close to the airport – perfect if you're arriving late or leaving early.

Other popular destinations near St Lucia

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