How many flights depart from London to Saint Lucia on average per week?

The number of flights available between London and Saint Lucia is 11 per week as of August 2025. The most frequent departure day is Mon, with 18% of weekly flights leaving on this day.

Which airlines fly to Saint Lucia?

British Airways, Virgin Atlantic and TUI Airways are the top three most popular airlines that fly to Saint Lucia from London according to our data. British Airways is the first choice among our users, with 76% of people opting to fly with this airline when travelling to Saint Lucia. Keep in mind that there are 6 different airlines that fly to Saint Lucia on a routine basis, so you have a few additional options to choose from.

How many flights depart from London to Saint Lucia on average per day?

As of August 2025, there are 1 flights per day flying from London to Saint Lucia. The most common time of day flights depart is 11:00, with 100% of flights taking off at midday.

What is the cheapest airline that flies from London to Saint Lucia?

British Airways, Air Canada, and JetBlue are the most popular carriers operating from London to Saint Lucia

When did momondo last update prices for flights from London to Saint Lucia?

Prices for flights from London to Saint Lucia are refreshed on a daily basis.

How many operators does momondo search for flights from London to Saint Lucia?

The number of operators available for flights from London to Saint Lucia is 6 as of August 2025.

How old do you have to be to fly from London to Saint Lucia?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Saint Lucia.

What documentation or ID do you need to fly to Saint Lucia?

The travel and health documents required for your trip to Saint Lucia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Saint Lucia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£286 Cheap Flights from London to Saint Lucia in 2025

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Find the cheapest flights from London to Saint Lucia

Round-trip

One-way

Last minute

Direct

Cheap return flights

10:05 - 15:10LGW-UVF

9h 05mdirect

20:25 - 09:45UVF-LGW

8h 20mdirect

£504British Airways

Find Deal

Sun, 23 Nov - Sun, 26 Apr

11:15 - 15:00LGW-UVF

8h 45mdirect

20:25 - 09:45UVF-LGW

8h 20mdirect

£509British Airways

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Sun, 14 Sep - Sun, 21 Sep

12:10 - 13:45LGW-UVF

30h 35m2 stops

15:05 - 09:35UVF-LGW

37h 30m2 stops

£629Icelandair

Find Deal

Mon, 13 Oct - Mon, 20 Oct

08:25 - 16:11LHR-UVF

36h 46m2 stops

15:20 - 20:45UVF-LHR

24h 25m1 stop

£646Icelandair

Find Deal

Wed, 27 Aug - Wed, 10 Sep

19:25 - 16:25LHR-UVF

49h 00m2 stops

17:15 - 11:20UVF-LHR

14h 05m1 stop

£654Air Canada

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Wed, 21 Jan - Wed, 28 Jan

12:05 - 14:15LHR-UVF

31h 10m1 stop

17:15 - 06:30UVF-LHR

33h 15m1 stop

£679Air Canada

Find Deal

Mon, 20 Oct - Mon, 3 Nov

10:40 - 14:17LGW-UVF

32h 37m2 stops

15:17 - 10:40UVF-LGW

38h 23m2 stops

£756Finnair

Find Deal

Sat, 13 Sep - Sat, 20 Sep

14:30 - 14:17LGW-UVF

28h 47m2 stops

15:17 - 08:10UVF-LGW

35h 53m2 stops

£789Finnair

Find Deal

Sun, 14 Sep - Sun, 21 Sep

07:45 - 14:26LCY-UVF

35h 41m2 stops

15:41 - 17:20UVF-LCY

20h 39m2 stops

£1,252KLM

Find Deal

Tue, 14 Oct - Tue, 21 Oct

08:40 - 14:23LCY-UVF

34h 43m2 stops

15:33 - 08:10UVF-LCY

35h 37m2 stops

£1,477KLM

Find Deal

Sat, 13 Sep - Sat, 20 Sep

British Airways flights from London to Saint Lucia

Our best British Airways deals on London to Saint Lucia flight tickets

British Airways

23 Nov

LGW10:05London Gatwick

9h 05m

UVF15:10Castries Hewanorra

26 Apr

UVF20:25Castries Hewanorra

8h 20m

LGW09:45London Gatwick

£504

Find similar

British Airways

14 Sept

LGW11:15London Gatwick

8h 45m

UVF15:00Castries Hewanorra

21 Sept

UVF20:25Castries Hewanorra

8h 20m

LGW09:45London Gatwick

£509

Find similar

British Airways

3 Sept

LGW11:15London Gatwick

8h 45m

UVF15:00Castries Hewanorra

2 Oct

UVF22:05Castries Hewanorra

8h 20m

LGW11:25London Gatwick

£521

Find similar

Air Canada flights from London to Saint Lucia

Our best Air Canada deals on London to Saint Lucia flight tickets

Air Canada

21 Jan

LHR19:25London Heathrow

49h 00m

2 stops

UVF16:25Castries Hewanorra

28 Jan

UVF17:15Castries Hewanorra

14h 05m

1 stop

LHR11:20London Heathrow

£654

Find similar

Air Canada

20 Oct

LHR12:05London Heathrow

31h 10m

1 stop

UVF14:15Castries Hewanorra

3 Nov

UVF17:15Castries Hewanorra

33h 15m

1 stop

LHR06:30London Heathrow

£679

Find similar

Air Canada

27 Aug

LHR11:05London Heathrow

56h 10m

2 stops

UVF14:15Castries Hewanorra

17 Dec

UVF17:15Castries Hewanorra

14h 05m

1 stop

LHR11:20London Heathrow

£681

Find similar

Fly from

Fly to

Route

Depart

Return

Price

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Sun 23/11

10:05-15:10

Nonstop9h 05m

Castries Hewanorra

Sun 26/4

20:25-09:45

Nonstop8h 20m

£504

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Sun 14/9

11:15-15:00

Nonstop8h 45m

Castries Hewanorra

Sun 21/9

20:25-09:45

Nonstop8h 20m

£509

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Mon 13/10

12:10-13:45

2 stops30h 35m

Castries Hewanorra

Mon 20/10

15:05-09:35

2 stops37h 30m

£629

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Wed 27/8

08:25-16:11

2 stops36h 46m

Castries Hewanorra

Wed 10/9

15:20-20:45

1 stop24h 25m

£646

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Wed 21/1

19:25-16:25

2 stops49h 00m

Castries Hewanorra

Wed 28/1

17:15-11:20

1 stop14h 05m

£654

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Mon 20/10

12:05-14:15

1 stop31h 10m

Castries Hewanorra

Mon 3/11

17:15-06:30

1 stop33h 15m

£679

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Sat 13/9

10:40-14:17

2 stops32h 37m

Castries Hewanorra

Sat 20/9

15:17-10:40

2 stops38h 23m

£756

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Sun 14/9

14:30-14:17

2 stops28h 47m

Castries Hewanorra

Sun 21/9

15:17-08:10

2 stops35h 53m

£789

LondonCastries

LCY - UVF

LCYUVF

London City

Tue 14/10

07:45-14:26

2 stops35h 41m

Castries Hewanorra

Tue 21/10

15:41-17:20

2 stops20h 39m

£1,252

LondonCastries

LCY - UVF

LCYUVF

London City

Sat 13/9

08:40-14:23

2 stops34h 43m

Castries Hewanorra

Sat 20/9

15:33-08:10

2 stops35h 37m

£1,477

Flights are sorted by cheapest return flights first.

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How to get the cheapest flight ticket from London to Saint Lucia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Saint Lucia?

The month of September is, on average, the cheapest month to fly to Saint Lucia from London, with most prices found around £487. If you don’t want to visit Saint Lucia in September, then you should wait until October to fly from London, when ticket prices are also cheap, with an average price of £512.

What is the cheapest day to depart on your flight to Saint Lucia?

The cheapest day to depart on your flight to Saint Lucia is on a Tuesday when prices can be found for as low as £519. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from London because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £678.

What is the cheapest London to Saint Lucia flight route?

Fly from London Gatwick to Castries Hewanorra for the best London - Saint Lucia flight prices

What cabin class options are available on London to Saint Lucia flights?

There are 3 cabin classes available to choose from on London to Saint Lucia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Saint Lucia flights?

No. A direct flight is the cheapest option for a flight between London to Saint Lucia.

Cheap London to Saint Lucia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Saint Lucia

Best price found	£349
Fastest flight time	8h 45m
Direct flights	Mon, Tue, Thu, Fri, Sat and Sun
Airports in Saint Lucia	2 airports

The best one-way flight to Saint Lucia from London in the past 72 hours is £349. The best return flight deal from London to Saint Lucia found on momondo in the last 72 hours is £504.

The fastest flight from London to Saint Lucia takes 8h 45m

Direct flights go from London to Saint Lucia on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. Airline offering direct flights is British Airways..

There are 2 airports near Saint Lucia: Castries Hewanorra (UVF), Castries George F. L. Charle (SLU)

Search flight deals

When did momondo last update prices for flights from London to Saint Lucia?
Prices for flights from London to Saint Lucia are refreshed on a daily basis.
How many operators does momondo search for flights from London to Saint Lucia?
The number of operators available for flights from London to Saint Lucia is 6 as of August 2025.
How old do you have to be to fly from London to Saint Lucia?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Saint Lucia.
What documentation or ID do you need to fly to Saint Lucia?
The travel and health documents required for your trip to Saint Lucia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Saint Lucia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from London to Saint Lucia?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London to Saint Lucia is Boeing 777 (97.46% of total bookings). The next most popular plane models are Airbus A330-300 (0.81%), Airbus A330-900neo (0.58%), and Boeing 787-9 Dreamliner (0.35%).

Best airlines flying from London to Saint Lucia

Compare and see reviews for airlines that fly from London to Saint Lucia with momondo

Airline	Rating	Free Cancellation	Price
TUI Airways	PriceFrom £287	Free Cancellation	Rating 6.2 16 reviews	Search TUI Airways flights
British Airways	PriceFrom £412	Free Cancellation	Rating 6.6 7,222 reviews	Search British Airways flights
Virgin Atlantic	PriceFrom £435	Free Cancellation	Rating 7.4 655 reviews	Search Virgin Atlantic flights
Finnair	PriceFrom £515	Free Cancellation	Rating 7.6 1,316 reviews	Search Finnair flights
Air Canada	PriceFrom £526	Free Cancellation	Rating 7.1 9,851 reviews	Search Air Canada flights
KLM	PriceFrom £692	Free Cancellation	Rating 7.8 1,383 reviews	Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from London to Saint Lucia?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Saint Lucia . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from London to Saint Lucia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for London to Saint Lucia flights to just show those with flexible booking policies.

How can momondo help me find flights from London to Saint Lucia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Saint Lucia.

I’m not ready to book a flight from London to Saint Lucia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from London to Saint Lucia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Saint Lucia and let you know when they change.

An easier way to manage your Saint Lucia trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Popular Cities in Saint Lucia

Flights to Castriesfrom £639

Cheap flights from London to Saint Lucia from £349

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Saint Lucia departing on 5/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names, great deals

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Filter for what you want

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Find the cheapest flights from London to Saint Lucia

Cheap return flights

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British Airways flights from London to Saint Lucia

Our best British Airways deals on London to Saint Lucia flight tickets

Air Canada flights from London to Saint Lucia

Our best Air Canada deals on London to Saint Lucia flight tickets

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See travel insights to Saint Lucia from

How to get the cheapest flight ticket from London to Saint Lucia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Saint Lucia?

What is the cheapest day to depart on your flight to Saint Lucia?

What is the cheapest London to Saint Lucia flight route?

Fly from London Gatwick to Castries Hewanorra for the best London - Saint Lucia flight prices

What cabin class options are available on London to Saint Lucia flights?

There are 3 cabin classes available to choose from on London to Saint Lucia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Saint Lucia flights?

No. A direct flight is the cheapest option for a flight between London to Saint Lucia.

What is the cheapest airline that flies from London to Saint Lucia?

British Airways, Air Canada, and JetBlue are the most popular carriers operating from London to Saint Lucia

Which airlines fly to Saint Lucia?

How many flights depart from London to Saint Lucia on average per day?

As of August 2025, there are 1 flights per day flying from London to Saint Lucia. The most common time of day flights depart is 11:00, with 100% of flights taking off at midday.

How many flights depart from London to Saint Lucia on average per week?

The number of flights available between London and Saint Lucia is 11 per week as of August 2025. The most frequent departure day is Mon, with 18% of weekly flights leaving on this day.

Cheap London to Saint Lucia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Saint Lucia

Best price found

Fastest flight time

Direct flights

Airports in Saint Lucia

When did momondo last update prices for flights from London to Saint Lucia?

How many operators does momondo search for flights from London to Saint Lucia?

How old do you have to be to fly from London to Saint Lucia?

What documentation or ID do you need to fly to Saint Lucia?

What is the most popular plane model from London to Saint Lucia?

Best airlines flying from London to Saint Lucia

Compare and see reviews for airlines that fly from London to Saint Lucia with momondo

Why use momondo?

Why should I use momondo to find a flight deal from London to Saint Lucia?

Can I find flights from London to Saint Lucia with flexible booking policies on momondo?

How can momondo help me find flights from London to Saint Lucia?

I’m not ready to book a flight from London to Saint Lucia right now. Can momondo alert me if prices change?

An easier way to manage your Saint Lucia trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Saint Lucia

Popular Cities in Saint Lucia

Popular flights according to clicks in the last 7 days on momondo