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Cheap flights from London Heathrow Airport to Saint Lucia from £421

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/1. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — UVF
30 Dec — 6 Jan1
1 adult

Cheap flight deals from Heathrow to Saint Lucia

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Saint Lucia (LC0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 25 December 2024.

Round-trip from

£514

One-way from

£421
Virgin Atlantic
  • Virgin Atlantic
  • 5/2-19/2
  • Nonstop
  • 17h 55m total
  • London to Saint Lucia
Search Deals
Virgin Atlantic
  • Virgin Atlantic
  • 22/1
  • Nonstop
  • 9h 25m total
  • London to Saint Lucia
Search Deals

Find flight deals from Heathrow to Saint Lucia

Cheapest flights from Heathrow to Saint Lucia
Explore the most affordable flight options available from Heathrow to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 December 2024.

Tue 31/1210:35LHR - SLU
1 stop12h 25mMultiple Airlines
Sat 11/113:25SLU - LHR
1 stop15h 10mMultiple Airlines
Deal found 23/12£1,304
Wed 25/1214:30LHR - UVF
1 stop28h 58mKLM
Wed 1/116:48UVF - LHR
1 stop35h 07mKLM
Deal found 24/12£1,407
Tue 24/1211:10LHR - UVF
1 stop32h 35mAir Canada
Wed 1/116:45UVF - LHR
2 stops33h 55mAir Canada
Deal found 23/12£1,504
Tue 24/1211:10LHR - UVF
1 stop32h 35mMultiple Airlines
Wed 1/121:00UVF - LHR
Nonstop8h 30mMultiple Airlines
Deal found 23/12£1,513
Sun 29/1208:00LHR - UVF
Nonstop9h 25mVirgin Atlantic
Fri 10/121:00UVF - LHR
Nonstop8h 30mVirgin Atlantic
Deal found 24/12£1,617

Find flights from Heathrow to Saint Lucia within your budget

Customise your flight search to find flights from Heathrow to Saint Lucia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 25 December 2024.

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Route

Depart

Return

Price

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Wed 5/2

13:05-18:30

Nonstop9h 25m

Castries Hewanorra

Wed 19/2

21:00-09:30

Nonstop8h 30m

£514

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Tue 11/2

11:10-15:45

1 stop32h 35m

Castries Hewanorra

Tue 25/2

16:45-08:30

1 stop35h 45m

£581

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Wed 5/2

11:05-14:35

1 stop31h 30m

Castries George F. L. Charle

Tue 18/2

07:30-09:35

1 stop22h 05m

£643

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Mon 10/3

09:00-14:45

2 stops57h 45m

Castries Hewanorra

Mon 24/3

15:45-11:50

1 stop16h 05m

£671

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Sun 23/2

18:00-15:19

2 stops25h 19m

Castries Hewanorra

Sat 8/3

12:44-08:35

1 stop15h 51m

£686

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Wed 9/4

11:00-14:28

1 stop32h 28m

Castries Hewanorra

Wed 16/4

15:28-12:15

1 stop15h 47m

£713

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Thu 6/3

14:35-15:06

2 stops28h 31m

Castries Hewanorra

Mon 10/3

15:20-20:10

2 stops24h 50m

£714

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Thu 13/3

14:30-13:40

1 stop27h 10m

Castries Hewanorra

Fri 28/3

15:10-09:15

1 stop14h 05m

£714

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Tue 21/1

14:50-15:45

2 stops28h 55m

Castries Hewanorra

Tue 28/1

16:05-12:50

3 stops40h 45m

£955

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Fri 17/1

16:10-13:38

1 stop25h 28m

Castries Hewanorra

Fri 24/1

16:26-11:40

1 stop15h 14m

£1,076

Flights are sorted by cheapest return flights first.

Deals found on 24/12

Showing 1-10 of 15 results
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Best time to book a flight from Heathrow to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Heathrow to Saint Lucia

Get recent, data-driven insights about flights from Heathrow to Saint Lucia including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from London Heathrow Airport to Saint Lucia?

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Saint Lucia (average of £328). Flying from London Heathrow Airport to Saint Lucia in December is currently the most expensive (average of £1,100). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to LC?

Find hourly flight availability from Heathrow to Saint Lucia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 December 2024.

When flying from London Heathrow Airport to Saint Lucia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Saint Lucia

Get insights into the airlines that provide service to Saint Lucia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Saint Lucia. Reviews last updated 25 December 2024.
To help decide which airline to fly from London to Saint Lucia, see what other customers have to say about KLM, Virgin Atlantic and Finnair. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
8,580 reviews
Check prices

Comfort

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.6

Overall

8.0

Reviews

1 / 10

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Delta
8.0
Very Good
8,580 reviews
Delta
8.0
Very Good
8,580 reviews
Check prices

Comfort

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.6

Overall

8.0

Reviews

1 / 10

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

KLM
7.8
Good
1,346 reviews
Delta
8.0
Very Good
8,580 reviews
Check prices

Comfort

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.6

Overall

8.0

Reviews

1 / 10

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Finnair
7.7
Good
1,286 reviews
Delta
8.0
Very Good
8,580 reviews
Check prices

Comfort

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.6

Overall

8.0

Reviews

1 / 10

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Virgin Atlantic
7.5
Good
666 reviews
Delta
8.0
Very Good
8,580 reviews
Check prices

Comfort

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.6

Overall

8.0

Reviews

1 / 10

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Air France
7.4
Good
1,500 reviews
Delta
8.0
Very Good
8,580 reviews
Check prices

Comfort

8.0

Food

7.3

Boarding

8.2

Entertainment

7.9

Crew

8.6

Overall

8.0

Reviews

1 / 10

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Saint Lucia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from London Heathrow Airport to Saint Lucia one-way?

    For one-way options, check prices for Virgin Atlantic. According to our data, you can fly for as low as £421. Users have also found prices from £497 and £768 on WestJet and Air France, respectively.

  • What are the cheapest flights from London Heathrow Airport to Saint Lucia?

    While on average a flight from London Heathrow Airport to Saint Lucia is generally £658, our data shows the cheapest flight currently is £537. When looking at the most popular route, (London Heathrow - Castries Hewanorra), you can expect to pay £501 for that flight.

  • Can I find deals for flights from Heathrow to Saint Lucia that include hotel bookings?

    Yes. In addition to deals on Heathrow to Saint Lucia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Saint Lucia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Saint Lucia.

  • Can I find deals for business class flights from Heathrow to Saint Lucia?

    Yes. Cheapflights offers flight deals from Heathrow to Saint Lucia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to Saint Lucia?

    Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Saint Lucia (average of £328). Flying from London Heathrow Airport to Saint Lucia in December is currently the most expensive (average of £1,100). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Heathrow to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.
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Stansted to Punta Cana flights
Gatwick to Pointe-à-Pitre flights
Heathrow to Castries flights
Gatwick to Nassau flights
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Stansted to Santo Domingo flights
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Gatwick to Scarborough flights
Heathrow to Road Town flights
London City to Oranjestad flights
London City to Santo Domingo flights
Heathrow to Castries flights
London City to St. John's flights

Top 3 airlines flying from Heathrow to Saint Lucia

Discover the top 3 airlines that operate flights from Heathrow to Saint Lucia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 25 December 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£455Average£668FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£533Average£704FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
FinnairCheapest£688Average£938FlexibilityNo cancel feeOn-time76%
Search Finnair flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to Saint Lucia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Saint Lucia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Saint Lucia?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Saint Lucia for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Heathrow to Saint Lucia with no change fees?

Yes! Cheapflights helps users easily find flights from Heathrow to Saint Lucia with no change fees.

Can Cheapflights notify me if prices for flights from Heathrow to Saint Lucia become cheaper?

Yes! Start tracking prices for Heathrow to Saint Lucia flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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