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Cheap flights from the United Kingdom to Saint Lucia from £360

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 29/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — UVF
29 Apr — 6 May1
1 adult

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 24 April 2025.

Round-trip from

£504

One-way from

£360

Popular in

December

Cheapest in

September

Average price

£689

Good round-trip deal

£532 or less

Good one-way deal

£405 or less
British Airways
  • British Airways
  • 11/6-25/6
  • Nonstop
  • 17h 05m total
  • United Kingdom to Saint Lucia
29/4
  • 29/4
  • 2 total stops
  • 47h 45m total
  • United Kingdom to Saint Lucia
Highest demand for flights based on searches. 11% potential increase in price (£59 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (£26 potential savings vs. average return price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from United Kingdom to Saint Lucia.
Price to beat on a one-way flight from United Kingdom to Saint Lucia.

Find flight deals from United Kingdom to Saint Lucia

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 24 April 2025.

Wed 11/611:15LGW - UVF
Nonstop8h 45mBritish Airways
Wed 25/620:25UVF - LGW
Nonstop8h 20mBritish Airways
Deal found 23/4£504
Tue 16/908:15LHR - UVF
1 stop34h 44mIcelandair
Tue 23/915:05UVF - LHR
1 stop24h 40mIcelandair
Deal found 23/4£535
Wed 3/1219:25LHR - UVF
2 stops48h 35mAir Canada
Wed 17/1217:05UVF - LHR
1 stop33h 25mAir Canada
Deal found 23/4£600
Sun 14/907:00MAN - UVF
1 stop13h 00mBritish Airways
Sun 12/1020:25UVF - MAN
1 stop14h 40mBritish Airways
Deal found 23/4£632
Sun 14/919:50MAN - SLU
2 stops26h 40mMultiple Airlines
Sun 12/1012:10SLU - MAN
2 stops28h 25mMultiple Airlines
Deal found 23/4£671
Sun 12/1014:30LGW - UVF
2 stops26h 40mFinnair
Wed 12/1116:35UVF - LGW
2 stops36h 25mFinnair
Deal found 22/4£687
Sun 12/1014:30LGW - UVF
2 stops26h 40mAmerican Airlines
Sat 22/1116:35UVF - LGW
2 stops34h 55mAmerican Airlines
Deal found 22/4£692
Sun 7/918:10MAN - UVF
2 stops49h 05mMultiple Airlines
Tue 16/915:10UVF - MAN
2 stops38h 15mMultiple Airlines
Deal found 23/4£698
Sun 17/810:55LHR - UVF
2 stops32h 20mDelta
Wed 3/915:35UVF - LHR
1 stop16h 55mDelta
Deal found 23/4£708
Tue 9/911:25LHR - SLU
1 stop12h 35mMultiple Airlines
Tue 16/909:25SLU - LHR
1 stop15h 55mMultiple Airlines
Deal found 22/4£718
Fri 12/913:40LHR - UVF
1 stop29h 03mAmerican Airlines
Fri 19/915:34UVF - LHR
2 stops23h 11mAmerican Airlines
Deal found 22/4£719
Mon 2/612:10LGW - UVF
2 stops30h 39mIcelandair
Thu 12/615:30UVF - LGW
2 stops37h 05mIcelandair
Deal found 23/4£719

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 24 April 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

Wed 11/6

11:15-15:00

Nonstop8h 45m

Castries Hewanorra

Wed 25/6

20:25-09:45

Nonstop8h 20m

£504

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Tue 16/9

08:15-13:59

1 stop34h 44m

Castries Hewanorra

Tue 23/9

15:05-20:45

1 stop24h 40m

£535

ManchesterCastries

MAN - UVF

MANUVF

Manchester

Sun 14/9

07:00-15:00

1 stop13h 00m

Castries Hewanorra

Sun 12/10

20:25-16:05

1 stop14h 40m

£632

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Sun 31/8

11:05-14:15

2 stops56h 10m

Castries Hewanorra

Tue 30/9

15:10-11:50

1 stop15h 40m

£638

ManchesterCastries

MAN - SLU

MANSLU

Manchester

Sun 14/9

19:50-17:30

2 stops26h 40m

Castries George F. L. Charle

Sun 12/10

12:10-21:35

2 stops28h 25m

£671

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Sun 12/10

14:30-12:10

2 stops26h 40m

Castries Hewanorra

Wed 12/11

16:35-09:00

2 stops36h 25m

£687

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Sun 12/10

14:30-12:10

2 stops26h 40m

Castries Hewanorra

Sat 22/11

16:35-07:30

2 stops34h 55m

£692

ManchesterCastries

MAN - UVF

MANUVF

Manchester

Sun 7/9

18:10-14:15

2 stops49h 05m

Castries Hewanorra

Tue 16/9

15:10-10:25

2 stops38h 15m

£698

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Sun 17/8

10:55-14:15

2 stops32h 20m

Castries Hewanorra

Wed 3/9

15:35-13:30

1 stop16h 55m

£708

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Tue 9/9

11:25-19:00

1 stop12h 35m

Castries George F. L. Charle

Tue 16/9

09:25-06:20

1 stop15h 55m

£718

Flights are sorted by cheapest return flights first.

Deals found on 22/4

Showing 1-10 of 38 results
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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 £328). Flying from United Kingdom 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 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 24 April 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from United Kingdom to Saint Lucia as you normally would.

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 24 April 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Finnair from United Kingdom to Saint Lucia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very Good

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Overall

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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

    To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at £412. WestJet flights start at £466 while deals on Air Canada start at £509 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 £328). Flying from United Kingdom 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

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.

Top 7 airlines flying from United Kingdom to Saint Lucia

Discover the top 7 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 24 April 2025.
AirlineCheapestAverageFlexibilityOn-time
TUI AirwaysCheapest£285Average£345FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
British AirwaysCheapest£422Average£636FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£437Average£641FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
KLMCheapest£517Average£1,328FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air CanadaCheapest£519Average£627FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
FinnairCheapest£539Average£818FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£936Average£992FlexibilityNo cancel feeOn-time71%
Search American Airlines 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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