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Cheap flights from the United Kingdom to Saint Lucia from £371

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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — UVF
6 dez — 13 dez1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from United Kingdom to Saint Lucia

Keep the following information in mind while searching for United Kingdom to Saint Lucia flight deals. Data was last updated 6 novembro 2025.

Round-trip from

£596

One-way from

£371

Popular in

April

Cheapest in

November

Average price

£509

Good round-trip deal

£682 or less

Good one-way deal

£592 or less
British Airways
  • British Airways
  • 26/2-5/3
  • Nonstop
  • 17h 20m total
  • United Kingdom to Saint Lucia
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2/3
  • 2/3
  • 2 total stops
  • 32h 56m total
  • United Kingdom to Saint Lucia
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£109 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease (£57 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from United Kingdom to Saint Lucia.
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Price to beat on a one-way flight from United Kingdom to Saint Lucia.
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Find flight deals from United Kingdom to Saint Lucia

Enter your travel dates to find the best prices.

Cheapest flights from United Kingdom to Saint Lucia
Explore the most affordable flight options available from United Kingdom to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 novembro 2025.

qua 3/1213:45LHR - UVF
2 stops54h 40mAir Canada
qua 10/1217:15UVF - LHR
1 stop14h 05mAir Canada
Deal found 5/11£627
ter 2/1207:25LHR - UVF
1 stop35h 32mJetBlue
qui 11/1216:57UVF - LHR
1 stop23h 48mJetBlue
Deal found 5/11£631
ter 18/1110:00LGW - UVF
Nonstop9h 05mBritish Airways
ter 18/1120:50UVF - LGW
Nonstop8h 15mBritish Airways
Deal found 3/11£659
qua 3/1220:15LHR - UVF
2 stops48h 10mMultiple Airlines
qua 10/1217:15UVF - LHR
1 stop33h 15mMultiple Airlines
Deal found 5/11£661
ter 9/1207:25LHR - UVF
1 stop35h 32mJetBlue
sáb 13/1216:10UVF - LHR
1 stop34h 45mJetBlue
Deal found 4/11£665
ter 9/1210:00LGW - UVF
Nonstop9h 05mBritish Airways
qui 21/522:05UVF - LGW
Nonstop8h 20mBritish Airways
Deal found 4/11£674
seg 1/1213:45LHR - UVF
2 stops54h 35mAir Canada
qua 10/1217:15UVF - LHR
1 stop33h 15mAir Canada
Deal found 5/11£678
qua 19/1107:25LHR - UVF
1 stop36h 16mIcelandair
qui 4/1216:57UVF - LHR
1 stop23h 48mIcelandair
Deal found 3/11£690
ter 2/1212:20LHR - UVF
1 stop30h 37mIcelandair
qui 11/1216:57UVF - LHR
2 stops57h 58mIcelandair
Deal found 5/11£694
qui 4/1218:00LHR - UVF
1 stop26h 25mAir Canada
qua 10/1217:15UVF - LHR
1 stop33h 15mAir Canada
Deal found 4/11£697
qui 4/1212:30LGW - UVF
2 stops31h 23mAmerican Airlines
qui 11/1216:53UVF - LGW
2 stops34h 37mAmerican Airlines
Deal found 4/11£700
qua 19/1112:20LHR - UVF
1 stop31h 21mIcelandair
dom 7/1216:57UVF - LHR
1 stop23h 48mIcelandair
Deal found 3/11£707

Cheapflights Fare Finder

 
Customise your flight search to find flights from United Kingdom 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 6 novembro 2025.
Use the filters below to find and compare flights from the United Kingdom to Saint Lucia that are best for you.

Fly from

United Kingdom

Fly to

Saint Lucia

Route

Depart

Return

Price

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

seg 27/4

11:15-15:05

Nonstop8h 50m

Castries Hewanorra

sáb 23/5

20:30-09:50

Nonstop8h 20m

£606

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

sáb 2/5

11:15-15:05

Nonstop8h 50m

Castries Hewanorra

ter 26/5

20:30-09:50

Nonstop8h 20m

£624

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

seg 9/3

10:00-15:05

Nonstop9h 05m

Castries Hewanorra

sáb 28/3

20:30-08:50

Nonstop8h 20m

£629

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

dom 3/5

11:15-15:05

Nonstop8h 50m

Castries Hewanorra

ter 26/5

20:30-09:50

Nonstop8h 20m

£634

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

sáb 2/5

11:15-15:05

Nonstop8h 50m

Castries Hewanorra

seg 25/5

22:05-11:25

Nonstop8h 20m

£641

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

ter 10/3

10:00-15:05

Nonstop9h 05m

Castries Hewanorra

seg 30/3

22:05-11:25

Nonstop8h 20m

£644

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

qua 11/3

10:05-15:10

Nonstop9h 05m

Castries Hewanorra

sáb 28/3

20:30-08:50

Nonstop8h 20m

£647

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

ter 18/11

10:00-15:05

Nonstop9h 05m

Castries Hewanorra

ter 18/11

20:50-09:05

Nonstop8h 15m

£659

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

sex 1/5

11:15-15:05

Nonstop8h 50m

Castries Hewanorra

seg 25/5

22:05-11:25

Nonstop8h 20m

£659

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

qua 3/12

20:15-16:25

2 stops48h 10m

Castries Hewanorra

qua 10/12

17:15-06:30

1 stop33h 15m

£661

Flights are sorted by cheapest return flights first.

Deals found on 4/11

Showing 1-10 of 60 results
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2
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Best time to book a flight from United Kingdom to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from United Kingdom 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.

Cheapflights Insights

Everything you need to know about your flight from the United Kingdom to Saint Lucia

What is the cheapest month to book a flight from United Kingdom to Saint Lucia?

Currently, March is the cheapest month in which you can book a flight from United Kingdom to Saint Lucia (average of £293). Flying from United Kingdom to Saint Lucia in July is currently the most expensive (average of £574). 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 GB to LC?

Find hourly flight availability from United Kingdom 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 6 novembro 2025.

It’s typically best to fly out from United Kingdom to Saint Lucia in the morning. Doing so could potentially save you 35% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from United Kingdom to Saint Lucia?

Use this chart to determine the cheapest time to fly return from United Kingdom to Saint Lucia. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their United Kingdom to Saint Lucia flight should consider departing on Tuesday mornings when fares are most often at their lowest. Thursday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

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 6 novembro 2025.
Read through reviews of airlines operating flights from the United Kingdom to Saint Lucia, such as Finnair, Virgin Atlantic, andAir Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.6
Good
1,335 reviews
Check prices

Entertainment

6.9

Boarding

7.6

Food

6.7

Overall

7.6

Comfort

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Finnair
7.6
Good
1,335 reviews
Finnair
7.6
Good
1,335 reviews
Check prices

Entertainment

6.9

Boarding

7.6

Food

6.7

Overall

7.6

Comfort

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Virgin Atlantic
7.5
Good
672 reviews
Finnair
7.6
Good
1,335 reviews
Check prices

Entertainment

6.9

Boarding

7.6

Food

6.7

Overall

7.6

Comfort

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
Air Canada
7.1
Good
10,410 reviews
Finnair
7.6
Good
1,335 reviews
Check prices

Entertainment

6.9

Boarding

7.6

Food

6.7

Overall

7.6

Comfort

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
British Airways
6.7
Okay
7,496 reviews
Finnair
7.6
Good
1,335 reviews
Check prices

Entertainment

6.9

Boarding

7.6

Food

6.7

Overall

7.6

Comfort

7.4

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

FRA - DFW

I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.

Related info for your journey

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

  • How long is the flight from United Kingdom to Saint Lucia?

    British Airways, American Airlines, and Delta can get you from United Kingdom to Saint Lucia in just under 8h 50m. Your travel time can differ by up to 24h 15m. There are 4223 mi between United Kingdom and Saint Lucia. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from United Kingdom to Saint Lucia one-way?

    To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at £396. British Airways flights start at £416 while deals on WestJet start at £456 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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 United Kingdom to Saint Lucia?

    Currently, March is the cheapest month in which you can book a flight from United Kingdom to Saint Lucia (average of £293). Flying from United Kingdom to Saint Lucia in July is currently the most expensive (average of £574). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for United Kingdom to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Bridgetown flights
Heathrow to Montego Bay flights
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Gatwick to Kingston flights
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Heathrow to Punta Cana flights
Gatwick to Montego Bay flights
London City to Kingston flights
London City to Bridgetown flights
Manchester to Bridgetown flights
London City to Montego Bay flights
Heathrow to Nassau flights
Heathrow to Port of Spain flights
Heathrow to Castries flights
Heathrow to St. George's flights
Heathrow to Luis Munoz Marin Intl flights
Gatwick to Castries flights
London City to Punta Cana flights
Gatwick to St. John's flights
Heathrow to Kingstown flights
Gatwick to Luis Munoz Marin Intl flights
Gatwick to Port of Spain flights
Stansted to Punta Cana flights
Heathrow to Castries flights
Heathrow to George Town flights
London City to Castries flights
Heathrow to St. John's flights
Stansted to Bridgetown flights
Heathrow to Roseau flights
Luton to Punta Cana flights
Heathrow to Road Town flights
Gatwick to St. George's flights
Heathrow to Simpson Bay flights
Luton to Montego Bay flights
Birmingham to Montego Bay flights
Gatwick to Nassau flights
Heathrow to Basseterre flights
Charles de Gaulle to Pointe-à-Pitre flights
Heathrow to Santo Domingo flights
Gatwick to Havana flights
Heathrow to Pointe-à-Pitre flights
Manchester to Punta Cana flights
Gatwick to Santo Domingo flights
Manchester to Montego Bay flights
London City to Luis Munoz Marin Intl flights
Gatwick to Basseterre flights
Heathrow to Willemstad flights
Gatwick to Castries flights

Top 6 airlines flying from United Kingdom to Saint Lucia

Discover the top 6 airlines that operate flights from United Kingdom 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 6 novembro 2025.
AirlineCheapestAverageFlexibilityOn-time
TUI AirwaysCheapest£291Average£422FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
Virgin AtlanticCheapest£395Average£541FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£438Average£688FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapest£534Average£686FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
FinnairCheapest£605Average£830FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£702Average£1,467FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Deals for United Kingdom to Saint Lucia flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

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

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

Certainly. Search results for flights to Saint Lucia from United Kingdom shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Saint Lucia from United Kingdom today and book when prices fit your budget.

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