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

British Airways, JetBlue, and Air Canada can get you from United Kingdom to Saint Lucia in just under 9h 05m. Your travel time can differ by up to 25h 47m. 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 WestJet, which is currently one of the cheapest options available, starting at £680. British Airways flights start at £859 while deals on KLM start at £999 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.

£399+ Cheap Flights from the United Kingdom to Saint Lucia

Cheap flight deals from United Kingdom to Saint Lucia

Round-trip from	£514
One-way from	£399
Popular in	December
Cheapest in	September
Average price	£472
Good round-trip deal	£546 or less
Good one-way deal	£510 or less

British Airways
9/3-15/3
Nonstop
17h 20m total
United Kingdom to Saint Lucia

Search Deals

9/10
2 total stops
53h 05m total
United Kingdom to Saint Lucia

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (£44 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£24 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Price to beat on a round-trip flight from United Kingdom to Saint Lucia.

Search Deals

Price to beat on a one-way flight from United Kingdom to Saint Lucia.

Search Deals

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 18 September 2025.

Mon 10/1108:05LHR - UVF

1 stop34h 52mJetBlue

Mon 24/1117:01UVF - LHR

1 stop24h 39mJetBlue

Deal found 17/9£524

Mon 10/1108:05LHR - UVF

1 stop34h 52mIcelandair

Mon 24/1117:01UVF - LHR

1 stop24h 39mIcelandair

Deal found 17/9£530

Wed 1/1011:15LGW - UVF

Nonstop8h 45mBritish Airways

Wed 8/1020:25UVF - LGW

Nonstop8h 20mBritish Airways

Deal found 16/9£532

Mon 3/1110:00LGW - UVF

Nonstop9h 05mBritish Airways

Thu 13/1122:05UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 17/9£538

Mon 10/1108:05LHR - UVF

1 stop34h 52mJetBlue

Sat 22/1118:24UVF - LHR

1 stop22h 21mJetBlue

Deal found 18/9£554

Wed 1/1011:15LGW - UVF

Nonstop8h 45mBritish Airways

Mon 13/1022:05UVF - LGW

Nonstop8h 20mBritish Airways

Deal found 17/9£556

Fri 31/1010:00LGW - UVF

Nonstop9h 05mBritish Airways

Fri 7/1120:50UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 16/9£563

Wed 12/1110:05LGW - UVF

Nonstop9h 05mBritish Airways

Wed 19/1120:35UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 16/9£572

Mon 3/1108:05LHR - UVF

1 stop34h 52mJetBlue

Thu 13/1116:57UVF - LHR

1 stop23h 48mJetBlue

Deal found 17/9£579

Sat 4/1011:15LGW - UVF

Nonstop8h 45mBritish Airways

Fri 17/1020:45UVF - LGW

Nonstop8h 20mBritish Airways

Deal found 17/9£580

Mon 24/1110:00LGW - UVF

Nonstop9h 05mBritish Airways

Fri 28/1120:50UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 17/9£593

Thu 9/1011:15LGW - UVF

Nonstop8h 50mBritish Airways

Sun 12/1020:25UVF - LGW

Nonstop8h 20mBritish Airways

Deal found 17/9£596

Best flights from United Kingdom to Saint Lucia
Discover carefully curated flight deals from United Kingdom to Saint Lucia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2025.

Tue 17/310:00LGW - UVF

Nonstop9h 05mBritish Airways

Wed 18/320:35UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 15/9£527

Mon 10/1108:05LHR - UVF

1 stop34h 52mJetBlue

Sat 22/1118:24UVF - LHR

1 stop22h 21mJetBlue

Deal found 18/9£554

Mon 20/1008:30LHR - UVF

1 stop34h 45mAir Canada

Mon 3/1117:15UVF - LHR

1 stop33h 15mAir Canada

Deal found 16/9£670

Thu 2/1013:05LGW - SLU

2 stops30h 35mMultiple Airlines

Mon 6/1016:35SLU - LGW

2 stops32h 45mMultiple Airlines

Deal found 17/9£700

Tue 30/1220:00LHR - UVF

2 stops47h 27mDelta

Wed 1/415:24UVF - LHR

1 stop17h 06mDelta

Deal found 16/9£703

Sat 14/212:40MAN - UVF

2 stops53h 35mAmerican Airlines

Fri 20/215:35UVF - MAN

2 stops24h 30mAmerican Airlines

Deal found 16/9£885

Sat 7/311:25LCY - UVF

2 stops55h 09mAer Lingus

Sat 14/315:54UVF - LCY

2 stops36h 41mAer Lingus

Deal found 16/9£1,062

Wed 1/1011:15LGW - UVF

Nonstop8h 45mBritish Airways

Wed 8/1020:25UVF - LGW

Nonstop8h 20mBritish Airways

Deal found 16/9£532

Sun 18/113:45LCY - UVF

2 stops29h 19mKLM

Sun 1/216:24UVF - LCY

2 stops20h 11mKLM

Deal found 17/9£1,181

Sun 15/310:05LGW - UVF

Nonstop9h 05mBritish Airways

Sun 22/320:35UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 16/9£538

Mon 3/1110:00LGW - UVF

Nonstop9h 05mBritish Airways

Thu 13/1122:05UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 17/9£538

Mon 29/1209:40LHR - UVF

2 stops33h 47mDelta

Wed 1/415:24UVF - LHR

2 stops34h 01mDelta

Deal found 16/9£703

Thu 2/1013:30LHR - SLU

3 stops30h 10mMultiple Airlines

Mon 6/1016:35SLU - LHR

3 stops34h 20mMultiple Airlines

Deal found 17/9£726

Thu 26/210:00LGW - UVF

Nonstop9h 05mBritish Airways

Thu 5/322:05UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 18/9£569

Wed 15/1016:05LHR - UVF

2 stops27h 21mDelta

Mon 20/1015:41UVF - LHR

1 stop16h 49mDelta

Deal found 16/9£703

Fri 13/321:10LHR - SLU

2 stops42h 15mMultiple Airlines

Fri 20/313:55SLU - LHR

1 stop11h 30mMultiple Airlines

Deal found 18/9£738

Tue 30/1220:00LHR - UVF

2 stops47h 27mDelta

Tue 31/315:24UVF - LHR

1 stop17h 06mDelta

Deal found 16/9£703

Mon 24/1110:00LGW - UVF

Nonstop9h 05mBritish Airways

Fri 28/1120:50UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 17/9£593

Thu 15/113:25BHX - UVF

2 stops31h 00mAir Canada

Sun 18/117:15UVF - BHX

2 stops39h 30mAir Canada

Deal found 16/9£880

Mon 29/908:05LHR - SLU

1 stop14h 25mMultiple Airlines

Fri 28/1113:55SLU - LHR

1 stop11h 30mMultiple Airlines

Deal found 18/9£744

Sat 14/212:40MAN - UVF

2 stops53h 35mAmerican Airlines

Sat 21/213:29UVF - MAN

2 stops39h 21mAmerican Airlines

Deal found 16/9£930

Sun 16/1116:50LHR - UVF

2 stops26h 49mDelta

Wed 19/1116:59UVF - LHR

2 stops23h 11mDelta

Deal found 15/9£703

Sat 14/310:05LGW - UVF

Nonstop9h 05mBritish Airways

Sat 21/320:35UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 16/9£612

Thu 26/209:40LHR - SLU

1 stop31h 30mMultiple Airlines

Thu 5/315:20SLU - LHR

1 stop14h 15mMultiple Airlines

Deal found 18/9£755

Mon 29/1209:40LHR - UVF

2 stops33h 47mDelta

Mon 30/315:24UVF - LHR

2 stops34h 21mDelta

Deal found 16/9£703

Wed 21/110:05LGW - UVF

Nonstop9h 05mBritish Airways

Wed 28/120:35UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 16/9£615

Wed 15/1009:35LHR - SLU

2 stops32h 35mMultiple Airlines

Mon 20/1020:20SLU - LHR

2 stops18h 40mMultiple Airlines

Deal found 16/9£755

Wed 31/1210:45LHR - UVF

1 stop32h 42mDelta

Wed 1/415:24UVF - LHR

1 stop17h 06mDelta

Deal found 16/9£703

Sat 7/310:05LGW - UVF

Nonstop9h 05mBritish Airways

Sat 14/320:35UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 17/9£618

Sun 22/217:50LCY - UVF

2 stops49h 14mKLM

Sun 15/315:24UVF - LCY

2 stops36h 46mKLM

Deal found 16/9£1,214

Direct flights from United Kingdom to Saint Lucia
Explore direct flight options from United Kingdom to Saint Lucia based on user searches, and compare prices and availability for your desired travel dates. Data last updated 18 September 2025.

Mon 9/310:00LGW - UVF

Nonstop9h 05mBritish Airways

Sun 15/320:35UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 15/9£514

Wed 4/310:05LGW - UVF

Nonstop9h 05mBritish Airways

Wed 11/320:35UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 17/9£521

Tue 17/310:00LGW - UVF

Nonstop9h 05mBritish Airways

Wed 18/320:35UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 15/9£527

Wed 1/1011:15LGW - UVF

Nonstop8h 45mBritish Airways

Wed 8/1020:25UVF - LGW

Nonstop8h 20mBritish Airways

Deal found 16/9£532

Mon 3/1110:00LGW - UVF

Nonstop9h 05mBritish Airways

Thu 13/1122:05UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 17/9£538

Wed 1/1011:15LGW - UVF

Nonstop8h 45mBritish Airways

Mon 13/1022:05UVF - LGW

Nonstop8h 20mBritish Airways

Deal found 17/9£556

Fri 31/1010:00LGW - UVF

Nonstop9h 05mBritish Airways

Fri 7/1120:50UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 16/9£563

Wed 12/1110:05LGW - UVF

Nonstop9h 05mBritish Airways

Wed 19/1120:35UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 16/9£572

Sat 4/1011:15LGW - UVF

Nonstop8h 45mBritish Airways

Fri 17/1020:45UVF - LGW

Nonstop8h 20mBritish Airways

Deal found 17/9£580

Sat 14/310:05LGW - UVF

Nonstop9h 05mBritish Airways

Fri 20/320:50UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 15/9£588

Last-minute flights from United Kingdom to Saint Lucia
Discover last-minute flight deals from United Kingdom to Saint Lucia. Data last updated 18 September 2025 and is based on user searches.

Wed 1/1011:15LGW - UVF

Nonstop8h 45mBritish Airways

Wed 8/1020:25UVF - LGW

Nonstop8h 20mBritish Airways

Deal found 16/9£532

Wed 1/1011:15LGW - UVF

Nonstop8h 45mBritish Airways

Mon 13/1022:05UVF - LGW

Nonstop8h 20mBritish Airways

Deal found 17/9£556

Thu 2/1013:05LGW - SLU

2 stops30h 35mMultiple Airlines

Mon 6/1016:35SLU - LGW

2 stops32h 45mMultiple Airlines

Deal found 17/9£700

Sat 4/1011:15LGW - UVF

Nonstop8h 45mBritish Airways

Fri 17/1020:45UVF - LGW

Nonstop8h 20mBritish Airways

Deal found 17/9£580

Thu 9/1011:15LGW - UVF

Nonstop8h 50mBritish Airways

Sun 12/1020:25UVF - LGW

Nonstop8h 20mBritish Airways

Deal found 17/9£596

Thu 9/1011:15LGW - UVF

Nonstop8h 50mBritish Airways

Thu 16/1022:05UVF - LGW

Nonstop8h 20mBritish Airways

Deal found 17/9£607

Sun 12/1008:15LHR - UVF

1 stop35h 05mJetBlue

Wed 22/1015:19UVF - LHR

1 stop24h 26mJetBlue

Deal found 17/9£647

Mon 13/1011:15LGW - UVF

Nonstop8h 50mBritish Airways

Thu 23/1022:05UVF - LGW

Nonstop8h 20mBritish Airways

Deal found 17/9£676

Mon 20/1008:30LHR - UVF

1 stop34h 45mAir Canada

Mon 3/1117:15UVF - LHR

1 stop33h 15mAir Canada

Deal found 16/9£670

Sun 26/1014:30LHR - UVF

1 stop28h 30mAmerican Airlines

Tue 4/1116:52UVF - LHR

2 stops33h 53mAmerican Airlines

Deal found 16/9£703

Thu 30/1005:40MAN - UVF

1 stop13h 25mBritish Airways

Wed 12/1120:35UVF - MAN

1 stop32h 35mBritish Airways

Deal found 16/9£690

Fri 31/1010:00LGW - UVF

Nonstop9h 05mBritish Airways

Fri 7/1120:50UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 16/9£563

One-way flights from United Kingdom to Saint Lucia
Search for one-way flight options from United Kingdom to Saint Lucia. Find affordable one-way fares based on user searches. Data last updated 18 September 2025.

Thu 9/1013:05LGW - SLU

2 stops53h 05mMultiple Airlines

Deal found 16/9£399

Mon 15/1210:40LGW - UVF

2 stops32h 10mMultiple Airlines

Deal found 17/9£435

Mon 15/1206:00BHX - UVF

3 stops36h 50mMultiple Airlines

Deal found 17/9£467

Mon 15/1208:15LHR - UVF

2 stops34h 35mMultiple Airlines

Deal found 17/9£489

Thu 9/1008:05LHR - SLU

1 stop11h 30mMultiple Airlines

Deal found 16/9£494

Mon 15/1214:50LHR - UVF

3 stops28h 00mWestJet

Deal found 17/9£680

Mon 15/1218:15LCY - UVF

2 stops50h 10mMultiple Airlines

Deal found 17/9£837

Mon 15/1210:00LGW - UVF

Nonstop9h 05mBritish Airways

Deal found 17/9£859

Wed 17/1211:30LHR - UVF

2 stops53h 29mMultiple Airlines

Deal found 16/9£914

Fri 12/1208:30LGW - UVF

3 stops58h 20mMultiple Airlines

Deal found 17/9£935

Sat 18/1009:15EDI - UVF

2 stops33h 29mMultiple Airlines

Deal found 16/9£964

Sat 18/1009:00EDI - UVF

1 stop34h 26mKLM

Deal found 16/9£999

Cheapflights Fare Finder

Use the filters below to find and compare flights from the United Kingdom to Saint Lucia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Tue 17/3

10:00-15:05

Nonstop9h 05m

Castries Hewanorra

Wed 18/3

20:35-08:50

Nonstop8h 15m

£527

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Wed 1/10

11:15-15:00

Nonstop8h 45m

Castries Hewanorra

Wed 8/10

20:25-09:45

Nonstop8h 20m

£532

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Sun 15/3

10:05-15:10

Nonstop9h 05m

Castries Hewanorra

Sun 22/3

20:35-08:50

Nonstop8h 15m

£538

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Mon 3/11

10:00-15:05

Nonstop9h 05m

Castries Hewanorra

Thu 13/11

22:05-10:20

Nonstop8h 15m

£538

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Mon 10/11

08:05-14:57

1 stop34h 52m

Castries Hewanorra

Sat 22/11

18:24-20:45

1 stop22h 21m

£554

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Thu 26/2

10:00-15:05

Nonstop9h 05m

Castries Hewanorra

Thu 5/3

22:05-10:20

Nonstop8h 15m

£569

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Mon 24/11

10:00-15:05

Nonstop9h 05m

Castries Hewanorra

Fri 28/11

20:50-09:05

Nonstop8h 15m

£593

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Sat 14/3

10:05-15:10

Nonstop9h 05m

Castries Hewanorra

Sat 21/3

20:35-08:50

Nonstop8h 15m

£612

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Wed 21/1

10:05-15:10

Nonstop9h 05m

Castries Hewanorra

Wed 28/1

20:35-08:50

Nonstop8h 15m

£615

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Sat 7/3

10:05-15:10

Nonstop9h 05m

Castries Hewanorra

Sat 14/3

20:35-08:50

Nonstop8h 15m

£618

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 49 results

...

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?

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

Read through reviews of airlines operating flights from the United Kingdom to Saint Lucia, such as KLM, Finnair, andVirgin Atlantic. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

KLM

7.8

Good

1,386 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Finnair

7.6

Good

1,324 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Virgin Atlantic

7.4

Good

664 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

British Airways

6.7

Okay

7,367 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Related info for your journey

How long is the flight from United Kingdom to Saint Lucia?
British Airways, JetBlue, and Air Canada can get you from United Kingdom to Saint Lucia in just under 9h 05m. Your travel time can differ by up to 25h 47m. 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 WestJet, which is currently one of the cheapest options available, starting at £680. British Airways flights start at £859 while deals on KLM start at £999 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

Alternative routes for United Kingdom to Saint Lucia

Heathrow to Montego Bay flights

Heathrow to Bridgetown flights

Manchester to Bridgetown flights

Gatwick to Bridgetown flights

Heathrow to Kingston flights

Gatwick to Kingston flights

Heathrow to Punta Cana flights

Heathrow to St. George's flights

Gatwick to Punta Cana flights

London City to Bridgetown flights

London City to Montego Bay flights

Heathrow to Castries flights

Heathrow to Nassau flights

Heathrow to St. John's flights

London City to Kingston flights

Gatwick to Montego Bay flights

Heathrow to Port of Spain flights

Gatwick to Castries flights

Gatwick to St. John's flights

Gatwick to St. George's flights

Heathrow to Kingstown flights

Heathrow to Luis Munoz Marin Intl flights

London City to Punta Cana flights

Stansted to Punta Cana flights

Heathrow to Castries flights

Gatwick to Luis Munoz Marin Intl flights

Heathrow to Santo Domingo flights

Heathrow to Oranjestad flights

Heathrow to Simpson Bay flights

London City to Castries flights

Heathrow to Basseterre flights

Gatwick to Nassau flights

Heathrow to Roseau flights

Gatwick to Port of Spain flights

London City to Luis Munoz Marin Intl flights

Heathrow to George Town flights

Charles de Gaulle to Pointe-à-Pitre flights

Manchester to Montego Bay flights

Gatwick to Havana flights

Birmingham to Montego Bay flights

Gatwick to Santo Domingo flights

Heathrow to Road Town flights

London City to Oranjestad flights

Luton to Punta Cana flights

Birmingham to Bridgetown flights

Stansted to Montego Bay flights

Manchester to Punta Cana flights

Gatwick to Oranjestad flights

London City to St. George's flights

Direct flights to

Direct flights to Montego Bay

Direct flights to Bridgetown

Direct flights to Kingston

Direct flights to Punta Cana

Direct flights to Port of Spain

Direct flights to St. John's

Direct flights to St. George's

Direct flights to Kingstown

Direct flights to Nassau

Direct flights to Castries

Direct flights to George Town

Direct flights to Providenciales

Direct flights to Oranjestad

Direct flights to Basseterre

Direct flights to Scarborough

Top 6 airlines flying from United Kingdom to Saint Lucia

Airline	Cheapest	Average	Flexibility	On-time
TUI Airways	Cheapest£278	Average£383	FlexibilityNo cancel fee	On-timeN/A	Search TUI Airways flights
British Airways	Cheapest£400	Average£611	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£422	Average£591	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Air Canada	Cheapest£510	Average£633	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Finnair	Cheapest£578	Average£793	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
KLM	Cheapest£671	Average£1,299	FlexibilityNo cancel fee	On-time75%	Search KLM flights

Fly with Cheapflights

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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Cheap flights from the United Kingdom to Saint Lucia from £399

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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

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 18 September 2025.

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Average price

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Good one-way deal

Find flight deals from United Kingdom to Saint Lucia

Cheapest flights from United Kingdom to Saint LuciaExplore 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 18 September 2025.

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 18 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from the United Kingdom to Saint Lucia that are best for you.

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.

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?

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 18 September 2025.

Reviews of airlines servicing Saint Lucia

Read through reviews of airlines operating flights from the United Kingdom to Saint Lucia, such as KLM, Finnair, andVirgin Atlantic. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

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

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

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 6 airlines flying from United Kingdom to Saint Lucia

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

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

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

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

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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 18 September 2025.