Cheap Flights from London Heathrow to St Lucia Vigie from $1,525

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Flight deals from London Heathrow Airport to St Lucia Vigie Airport

Looking for a cheap last-minute deal or the best return flight from London Heathrow Airport to St Lucia Vigie Airport? If you want to travel next month, return fares start from $1,584. Find the lowest prices on one-way and return tickets right here.

Castries.$1,525 per passenger.Departing Mon, 1 Jun, returning Mon, 15 Jun.Return flight with Virgin Atlantic and Caribbean Airlines.Outbound indirect flight with Virgin Atlantic, departs from London Heathrow on Mon, 1 Jun, arriving in St Lucia Vigie.Inbound indirect flight with Caribbean Airlines, departs from St Lucia Vigie on Mon, 15 Jun, arriving in London Heathrow.Price includes taxes and charges.From $1,525, select.

Castries.$1,584 per passenger.Departing Tue, 3 Feb, returning Tue, 10 Feb.Return flight with Virgin Atlantic and interCaribbean Airways.Outbound indirect flight with Virgin Atlantic, departs from London Heathrow on Tue, 3 Feb, arriving in St Lucia Vigie.Inbound indirect flight with interCaribbean Airways, departs from St Lucia Vigie on Tue, 10 Feb, arriving in London Heathrow.Price includes taxes and charges.From $1,584, select.

Castries.$1,653 per passenger.Departing Thu, 14 May, returning Mon, 15 Jun.Return flight with Virgin Atlantic and Caribbean Airlines.Outbound indirect flight with Virgin Atlantic, departs from London Heathrow on Thu, 14 May, arriving in St Lucia Vigie.Inbound indirect flight with Caribbean Airlines, departs from St Lucia Vigie on Mon, 15 Jun, arriving in London Heathrow.Price includes taxes and charges.From $1,653, select.

Castries.$1,687 per passenger.Departing Tue, 22 Sep, returning Thu, 1 Oct.Return flight with Virgin Atlantic and interCaribbean Airways.Outbound indirect flight with Virgin Atlantic, departs from London Heathrow on Tue, 22 Sep, arriving in St Lucia Vigie.Inbound indirect flight with interCaribbean Airways, departs from St Lucia Vigie on Thu, 1 Oct, arriving in London Heathrow.Price includes taxes and charges.From $1,687, select.

Castries.$1,714 per passenger.Departing Tue, 27 Oct, returning Thu, 5 Nov.Return flight with Virgin Atlantic and interCaribbean Airways.Outbound indirect flight with Virgin Atlantic, departs from London Heathrow on Tue, 27 Oct, arriving in St Lucia Vigie.Inbound indirect flight with interCaribbean Airways, departs from St Lucia Vigie on Thu, 5 Nov, arriving in London Heathrow.Price includes taxes and charges.From $1,714, select.

Castries.$1,767 per passenger.Departing Mon, 12 Oct, returning Tue, 20 Oct.Return flight with Virgin Atlantic and Caribbean Airlines.Outbound indirect flight with Virgin Atlantic, departs from London Heathrow on Mon, 12 Oct, arriving in St Lucia Vigie.Inbound indirect flight with Caribbean Airlines, departs from St Lucia Vigie on Tue, 20 Oct, arriving in London Heathrow.Price includes taxes and charges.From $1,767, select.

Castries.$1,853 per passenger.Departing Fri, 10 Apr, returning Fri, 15 May.Return flight with Virgin Atlantic and interCaribbean Airways.Outbound indirect flight with Virgin Atlantic, departs from London Heathrow on Fri, 10 Apr, arriving in St Lucia Vigie.Inbound indirect flight with interCaribbean Airways, departs from St Lucia Vigie on Fri, 15 May, arriving in London Heathrow.Price includes taxes and charges.From $1,853, select.

Castries.$2,223 per passenger.Departing Sat, 14 Mar, returning Sat, 21 Mar.Return flight with Virgin Atlantic and interCaribbean Airways.Outbound indirect flight with Virgin Atlantic, departs from London Heathrow on Sat, 14 Mar, arriving in St Lucia Vigie.Inbound indirect flight with interCaribbean Airways, departs from St Lucia Vigie on Sat, 21 Mar, arriving in London Heathrow.Price includes taxes and charges.From $2,223, select.

Castries.$2,237 per passenger.Departing Sat, 31 Jan, returning Thu, 5 Feb.Return flight with Virgin Atlantic and interCaribbean Airways.Outbound indirect flight with Virgin Atlantic, departs from London Heathrow on Sat, 31 Jan, arriving in St Lucia Vigie.Inbound indirect flight with interCaribbean Airways, departs from St Lucia Vigie on Thu, 5 Feb, arriving in London Heathrow.Price includes taxes and charges.From $2,237, select.

Castries.$2,589 per passenger.Departing Fri, 17 Jul, returning Thu, 23 Jul.Return flight with Virgin Atlantic and interCaribbean Airways.Outbound indirect flight with Virgin Atlantic, departs from London Heathrow on Fri, 17 Jul, arriving in St Lucia Vigie.Inbound indirect flight with interCaribbean Airways, departs from St Lucia Vigie on Thu, 23 Jul, arriving in London Heathrow.Price includes taxes and charges.From $2,589, select.

Castries.$2,867 per passenger.Departing Tue, 28 Jul, returning Sun, 2 Aug.Return flight with British Airways and interCaribbean Airways.Outbound indirect flight with British Airways, departs from London Heathrow on Tue, 28 Jul, arriving in St Lucia Vigie.Inbound indirect flight with interCaribbean Airways, departs from St Lucia Vigie on Sun, 2 Aug, arriving in London Heathrow.Price includes taxes and charges.From $2,867, select.

Castries.$3,116 per passenger.Departing Thu, 6 Aug, returning Thu, 13 Aug.Return flight with Virgin Atlantic and interCaribbean Airways.Outbound indirect flight with Virgin Atlantic, departs from London Heathrow on Thu, 6 Aug, arriving in St Lucia Vigie.Inbound indirect flight with interCaribbean Airways, departs from St Lucia Vigie on Thu, 13 Aug, arriving in London Heathrow.Price includes taxes and charges.From $3,116, select.

Find the cheapest month to fly from London Heathrow to St Lucia Vigie

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like London Heathrow to St Lucia Vigie flights are currently cheapest in June.

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London Heathrow to St Lucia Vigie: Alternative routes

Compare routes from London Heathrow to Castries below. You may find an airport to fly into that's cheaper, faster, or easier than St Lucia Vigie.

St Lucia Vigie

1km from central Castries

Closest

from $1,525

Search flights

St Lucia Hewanorra

31km from central Castries

Cheapest

from $1,464

Search flights

London to Castries: Flight information

The things to know before you go.

Cheapest flight found	$1,525
Cheapest month to fly	June

Finding cheap flights from London Heathrow to St Lucia Vigie: Frequently asked questions

How much are return flights from London Heathrow to St Lucia Vigie?

The best price we found for a return flight from London Heathrow to St Lucia Vigie is $1,525. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from London Heathrow to St Lucia Vigie?

Currently, there are no airlines that fly direct from London Heathrow to St Lucia Vigie. But we found flights with one or more stops from $1,525.

How many flights are there a week from London Heathrow to St Lucia Vigie?

As of January 2026, there are no flights flying from London Heathrow to St Lucia Vigie.

When is the cheapest time to fly from London Heathrow to St Lucia Vigie?

The cheapest month to fly from London Heathrow to St Lucia Vigie is usually June.

Which upcoming date is cheapest to fly from London Heathrow Airport to St Lucia Vigie Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from London Heathrow Airport to St Lucia Vigie Airport on Monday, 1 June 2026.

Can I get a direct flight from London Heathrow Airport to St Lucia Vigie Airport?

No airlines currently offer direct flights between London Heathrow Airport and St Lucia Vigie Airport. Most routes have one or more stops.

How can I find the best flight deal to St Lucia Vigie?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to St Lucia Vigie but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Castries?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Castries is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from London Heathrow Airport to St Lucia Vigie with?

Currently, Virgin Atlantic offers the cheapest flight tickets to St Lucia Vigie.

Flying from London Heathrow Airport (LHR) to George F. L. Charles Airport (SLU): what you need to know

Castries is four hours behind London and observes the UTC-4 timezone.
Get to the airport on time so you don't miss your LHR to SLU flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid the stress of rushing.
You can expect bigger queues in popular months like July. Arriving up to four hours ahead of international flights and two hours for domestic departures is a wise move.
Break up your flight or explore another city along the way with a stopover. Just uncheck 'Direct flights only' to see your options when searching for tickets from London Heathrow Airport to George F. L. Charles Airport. Many passengers pass through Grantley Adams International Airport when flying between LHR and SLU.

How to find the cheapest flights from London Heathrow Airport (LHR) to George F. L. Charles Airport (SLU)

Currently, $1,214 is the cheapest price we've found for a one-way London Heathrow Airport to George F. L. Charles Airport flight. The best price for a return plane ticket is $1,525. Bear in mind that fares could change due to demand when booking.
Don't leave things to the last moment. You're more likely to get cheap tickets from LHR to SLU if you book ahead. Airlines often offer some excellent early bird deals.
The 'Whole month' tool shows you the cheapest flights from London Heathrow Airport to George F. L. Charles Airport throughout the entire month. It's a good way to find a bargain if your dates are flexible.
There's no need to check back in every day to find out if fares have gone down when you set up a Price Alert. We'll notify you the moment the price changes on cheap flights from LHR to SLU.
Select your ideal departure and arrival times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from London Heathrow Airport to George F. L. Charles Airport.

Handy information about London Heathrow Airport (LHR)

68.18% of flights departing from London Heathrow Airport make it to their destination on time.
Central London to London Heathrow Airport is approximately 31 kilometres. Depending on traffic, it'll take you about 55 minutes to get there if you're driving, ride-sharing or catching a cab.
You can expect a journey time of roughly 1 hour on public transport.
Get your trip off to a leisurely start by staying near LHR. Whether you're boarding an early flight from London Heathrow Airport to George F. L. Charles Airport or just don't like being rushed, these hotels are perfect:

Arriving at George F. L. Charles Airport (SLU)

If you have a late London Heathrow Airport to George F. L. Charles Airport flight, nothing tops the convenience of being near the terminal. Collect your bags from the carousel and then be showered and relaxing soon after at one of these hotels near SLU:
Get your adventure underway by picking up a George F. L. Charles Airport rental car. Grab your wheels from Drive A Matic, Final Rentals or Sixt and explore beyond Castries's main sights.
To lock in the lowest price, reserve your ride from George F. L. Charles Airport around one week in advance.

Getting from George F. L. Charles Airport (SLU) to central Castries

George F. L. Charles Airport to the centre of Castries has a drive time of about 5 minutes. It's approximately 3 kilometres away.
It'll take around 40 minutes to get there by public transport.

When to fly to George F. L. Charles Airport (SLU)

The quietest month for a flight from London Heathrow Airport to George F. L. Charles Airport is February, while June is the busiest. Choose the ideal time to go to Castries based on whether you prefer a faster pace or a more relaxed vibe.
When reserving your flight from London Heathrow Airport to George F. L. Charles Airport, think about the kind of weather you enjoy. September is the warmest month in Castries, with the temperature ranging from 26ºC to 30ºC.
Search for cheap tickets from LHR to SLU in February if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between 24ºC and 28ºC on average.

Explore more of Saint Lucia

You've done Castries, now it's time to discover other parts of Saint Lucia. Journey about 32 kilometres south to Vieux Fort to tick off its popular sights. From Maria Islands Museum to Anse Des Sables Beach and YoungFaith Park, there's plenty to keep you busy.
Next? Set out for Micoud. It's roughly 24 kilometres south-east of Castries and boasts highlights including Josephine Splash Park and Ti Rocher Community Park.