Cheap flights from Heathrow to St Lucia

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs Cheapflights |
From
To
Leaving on
Depart
Time
Anytime
From
To
Leaving on
Depart
Time
Anytime
From
To
Leaving on
Depart
Time
Anytime
From
To
Leaving on
Depart
Time
Anytime
From
To
Leaving on
Depart
Time
Anytime
From
To
Leaving on
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

How to find the cheapest flight from
Heathrow (LHR) to St Lucia

How far in advance should I book a flight from Heathrow to St Lucia?

To save up to 6% on this flight, we recommend booking at least 37 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Heathrow to St Lucia from £521 1-2 weeks out and tickets from £560 for flights departing within the next 72 hours.

What is the cheapest month to fly from Heathrow to St Lucia?

Our data shows that September tends to be the cheapest month to fly to St Lucia from Heathrow. Users have commonly found prices around £705 for the month, but tickets can be as low as £491. Due to multiple factors, prepare for potentially higher prices in December.

Cheap flights from Heathrow to St Lucia in August, September 2020

The best prices found for LHR to St Lucia flights in August, September
16 Aug - 23 Aug
£695pp
LHR
London Heathrow
Delta
   
2 STOPS
UVF
Castries Hewanorra
UVF
Castries Hewanorra
Delta
   
2 STOPS
LHR
London Heathrow
20 Aug - 30 Aug
£731pp
LHR
London Heathrow
Delta
   
2 STOPS
UVF
Castries Hewanorra
UVF
Castries Hewanorra
Delta
   
2 STOPS
LHR
London Heathrow
29 Aug - 5 Sep
£732pp
LHR
London Heathrow
Delta
 
1 STOP
UVF
Castries Hewanorra
UVF
Castries Hewanorra
Delta
   
2 STOPS
LHR
London Heathrow

Heathrow to St Lucia 2020 flight deals

Cheap flights to St Lucia from Heathrow found for this year
24 Oct - 31 Oct
£684pp
LHR
London Heathrow
Delta
   
2 STOPS
UVF
Castries Hewanorra
UVF
Castries Hewanorra
Delta
   
2 STOPS
LHR
London Heathrow
16 Aug - 23 Aug
£695pp
LHR
London Heathrow
Delta
   
2 STOPS
UVF
Castries Hewanorra
UVF
Castries Hewanorra
Delta
   
2 STOPS
LHR
London Heathrow
5 Nov - 12 Nov
£712pp
LHR
London Heathrow
Delta
   
2 STOPS
UVF
Castries Hewanorra
UVF
Castries Hewanorra
Delta
   
2 STOPS
LHR
London Heathrow

Last-minute flights from Heathrow to St Lucia

Late deals on return flights to St Lucia from Heathrow, departing today and this week
26 Jul - 16 Aug
£807pp
LHR
London Heathrow
Delta
 
1 STOP
UVF
Castries Hewanorra
UVF
Castries Hewanorra
Delta
   
2 STOPS
LHR
London Heathrow
25 Jul - 9 Aug
£939pp
LHR
London Heathrow
Delta
   
2 STOPS
UVF
Castries Hewanorra
UVF
Castries Hewanorra
Delta
   
2 STOPS
LHR
London Heathrow
26 Jul - 6 Aug
£963pp
LHR
London Heathrow
Delta
 
1 STOP
UVF
Castries Hewanorra
UVF
Castries Hewanorra
Delta
   
2 STOPS
LHR
London Heathrow

One-way flights to St Lucia from Heathrow

The cheapest one-way flights from Heathrow to St Lucia
13:10 - 10:20
KLM
2 stops
50h 10m
LHR - UVF
KLM
09:00 - 14:10
Multiple Airlines
3 stops
34h 10m
LHR - SLU
Multiple Airlines
£2404
FlightNetwork
06:50 - 10:20
Delta
2 stops
32h 30m
LHR - UVF
Delta

Related info for your journey

Useful info, stats and facts about Heathrow to St Lucia flights.

Flight FAQs

From Heathrow to St Lucia

Are flight prices decreasing from Heathrow to St Lucia due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Heathrow and St Lucia for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Can I find flights from Heathrow to St Lucia for under £700 on Cheapflights?

Yes, there are multiple flights from Heathrow to St Lucia for under £700. The cheapest flight booked recently is on Delta for just £681, but on average you can expect to pay £763.

Are there direct flights from Heathrow to St Lucia for under £700 on Cheapflights?

There are no direct flights from Heathrow to St Lucia, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Heathrow to St Lucia for under £900?

There are currently 20+ open flights from Heathrow to St Lucia within the next 7 days for less than £900.

What are the most popular airlines that fly from Heathrow to St Lucia?

The most popular airlines flying from Heathrow to St Lucia are American Airlines, Air Canada and British Airways. Something to consider prior to booking your flight.

What are the cheapest flights from Heathrow to St Lucia?

On average you can expect to pay £559 for a flight from Heathrow to St Lucia. The cheapest flight overall is £425 while the most popular route, (London Heathrow - Castries Hewanorra) is currently priced at £506.

How long does is the flight from Heathrow to St Lucia?

For as low as £545, Delta can have you in St Lucia from Heathrow in 23h 17m.

What is the cheapest airline to fly from Heathrow to St Lucia return?

According to our current data, Delta (£522), offers the cheapest pricing from Heathrow to St Lucia.

What are the cheapest airlines to fly from Heathrow to St Lucia one-way?

For one-way options, check prices for KLM. According to our data, you can fly for as low as £791. Users have also found tickets on Delta for as little as £1154.

Arrival points for flights from Heathrow to St Lucia

Destination information for St Lucia

Things to know before you go. Useful info for your trip from Heathrow to St Lucia
Today's exchange rate
£1 = $3.53

Airports servicing London

Airports servicing

Hewanorra Intl (UVF)
Home Caribbean St Lucia Cheap flights from Heathrow to St Lucia