What day of the week experiences the fewest flight delays on this route?

Friday is statistically the day of the week that experiences the fewest delays on this flight route. Monday has historically seen more delays on average compared to the rest of the week.

How often are flights from London to Saint Lucia delayed?

Historically, on average around 23% of flights between London and Saint Lucia have experienced a delay on any given week. The average delay length over the past 12 months has been 128 minutes.

Which airline has the best punctuality record on London to Saint Lucia flights?

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 23% of their flights experiencing any sort of delay.

What is the most punctual flight time for London to Saint Lucia flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the morning have, in the past, seen delays more frequently in comparison.

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

There is 1 operator available for flights from London Gatwick Airport to Saint Lucia as of September 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Gatwick Airport to Saint Lucia.

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

The travel and health documents you'll need for your trip to Saint Lucia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Saint Lucia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£342 Cheap Flights from London Gatwick Airport to Saint Lucia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London Gatwick Airport to Saint Lucia

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

12:30 - 17:35LGW London Gatwick-UVF Castries Hewanorra

9h 05mdirect

20:05 - 08:20UVF Castries Hewanorra-LGW London Gatwick

8h 15mdirect

£487British Airways

Wed, 18 Nov - Fri, 27 Nov

11:15 - 15:05LGW London Gatwick-UVF Castries Hewanorra

8h 50mdirect

20:50 - 10:10UVF Castries Hewanorra-LGW London Gatwick

8h 20mdirect

£487British Airways

Fri, 2 Oct - Fri, 9 Oct

12:30 - 17:35LGW London Gatwick-UVF Castries Hewanorra

9h 05mdirect

19:20 - 07:35UVF Castries Hewanorra-LGW London Gatwick

8h 15mdirect

£487British Airways

Thu, 3 Dec - Wed, 9 Dec

11:15 - 15:05LGW London Gatwick-UVF Castries Hewanorra

8h 50mdirect

20:30 - 09:50UVF Castries Hewanorra-LGW London Gatwick

8h 20mdirect

£487British Airways

Sat, 3 Oct - Sat, 17 Oct

11:15 - 15:05LGW London Gatwick-UVF Castries Hewanorra

8h 50mdirect

22:05 - 11:25UVF Castries Hewanorra-LGW London Gatwick

8h 20mdirect

£487British Airways

Fri, 9 Oct - Mon, 19 Oct

11:15 - 15:05LGW London Gatwick-UVF Castries Hewanorra

8h 50mdirect

20:30 - 09:50UVF Castries Hewanorra-LGW London Gatwick

8h 20mdirect

£487British Airways

Sun, 4 Oct - Sun, 11 Oct

11:15 - 15:05LGW London Gatwick-UVF Castries Hewanorra

8h 50mdirect

20:50 - 10:10UVF Castries Hewanorra-LGW London Gatwick

8h 20mdirect

£487British Airways

Sun, 11 Oct - Fri, 16 Oct

11:15 - 15:00LGW London Gatwick-UVF Castries Hewanorra

8h 45mdirect

20:30 - 09:50UVF Castries Hewanorra-LGW London Gatwick

8h 20mdirect

£487British Airways

Thu, 24 Sep - Sun, 4 Oct

10:05 - 19:00LGW London Gatwick-SLU Castries George F. L. Charle

12h 55m1 stop Bridgetown Grantley Adams Intl

15:45 - 09:05SLU Castries George F. L. Charle-LGW London Gatwick

13h 20m1 stop Bridgetown Grantley Adams Intl

£562Multiple Airlines

Thu, 29 Oct - Wed, 11 Nov

10:05 - 19:00LGW London Gatwick-SLU Castries George F. L. Charle

12h 55m1 stop Bridgetown Grantley Adams Intl

15:45 - 09:05SLU Castries George F. L. Charle-LGW London Gatwick

13h 20m1 stop Bridgetown Grantley Adams Intl

£580Multiple Airlines

Thu, 29 Oct - Wed, 11 Nov

Cheap last-minute flights

Enter your travel dates to find the best prices.

11:15 - 15:00LGW London Gatwick-UVF Castries Hewanorra

8h 45mdirect

22:00 - 11:25UVF Castries Hewanorra-LGW London Gatwick

8h 25mdirect

£487British Airways

Mon, 14 Sep - Mon, 28 Sep

11:15 - 15:00LGW London Gatwick-UVF Castries Hewanorra

8h 45mdirect

20:25 - 09:50UVF Castries Hewanorra-LGW London Gatwick

8h 25mdirect

£487British Airways

Sat, 12 Sep - Sun, 27 Sep

11:15 - 15:00LGW London Gatwick-UVF Castries Hewanorra

8h 45mdirect

20:25 - 09:50UVF Castries Hewanorra-LGW London Gatwick

8h 25mdirect

£487British Airways

Sun, 13 Sep - Sun, 20 Sep

11:15 - 15:00LGW London Gatwick-UVF Castries Hewanorra

8h 45mdirect

20:25 - 09:50UVF Castries Hewanorra-LGW London Gatwick

8h 25mdirect

£488British Airways

Sat, 12 Sep - Sun, 27 Sep

11:15 - 15:00LGW London Gatwick-UVF Castries Hewanorra

8h 45mdirect

22:00 - 11:25UVF Castries Hewanorra-LGW London Gatwick

8h 25mdirect

£489British Airways

Tue, 15 Sep - Mon, 21 Sep

11:15 - 15:00LGW London Gatwick-UVF Castries Hewanorra

8h 45mdirect

22:00 - 11:25UVF Castries Hewanorra-LGW London Gatwick

8h 25mdirect

£508British Airways

Sun, 13 Sep - Mon, 21 Sep

11:15 - 15:00LGW London Gatwick-UVF Castries Hewanorra

8h 45mdirect

20:25 - 09:50UVF Castries Hewanorra-LGW London Gatwick

8h 25mdirect

£508British Airways

Sat, 12 Sep - Sat, 19 Sep

11:15 - 15:00LGW London Gatwick-UVF Castries Hewanorra

8h 45mdirect

20:25 - 09:50UVF Castries Hewanorra-LGW London Gatwick

8h 25mdirect

£533British Airways

Fri, 11 Sep - Tue, 15 Sep

09:40 - 13:40LGW London Gatwick-UVF Castries Hewanorra

33h 00m1 stop Toronto Pearson Intl

14:30 - 10:45UVF Castries Hewanorra-LGW London Gatwick

15h 15m1 stop Toronto Pearson Intl

£826Multiple Airlines

Sat, 12 Sep - Sun, 27 Sep

09:40 - 13:40LGW London Gatwick-UVF Castries Hewanorra

33h 00m1 stop Toronto Pearson Intl

14:30 - 10:45UVF Castries Hewanorra-LGW London Gatwick

15h 15m1 stop Toronto Pearson Intl

£843Multiple Airlines

Sat, 12 Sep - Sun, 27 Sep

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British Airways flights from London Gatwick Airport to Saint Lucia

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

British Airways

9 Oct

LGW11:15London Gatwick

8h 50m

UVF15:05Castries Hewanorra

18 Oct

UVF20:30Castries Hewanorra

8h 20m

LGW09:50London Gatwick

£487

British Airways

25 Sept

LGW11:15London Gatwick

8h 45m

UVF15:00Castries Hewanorra

2 Oct

UVF20:50Castries Hewanorra

8h 20m

LGW10:10London Gatwick

£488

British Airways

11 Oct

LGW11:15London Gatwick

8h 50m

UVF15:05Castries Hewanorra

16 Oct

UVF20:50Castries Hewanorra

8h 20m

LGW10:10London Gatwick

£489

American Airlines flights from London Gatwick Airport to Saint Lucia

Our best American Airlines deals on London Gatwick Airport to Saint Lucia flight tickets

American Airlines

21 Sept

LGW10:45London Gatwick

32h 17m

2 stops

UVF14:02Castries Hewanorra

29 Sept

UVF15:02Castries Hewanorra

34h 48m

2 stops

LGW06:50London Gatwick

£831

American Airlines

12 Sept

LGW10:45London Gatwick

56h 17m

2 stops

UVF14:02Castries Hewanorra

19 Sept

UVF15:02Castries Hewanorra

38h 38m

2 stops

LGW10:40London Gatwick

£995

American Airlines

12 Sept

LGW10:45London Gatwick

56h 17m

2 stops

UVF14:02Castries Hewanorra

19 Sept

UVF15:02Castries Hewanorra

38h 38m

2 stops

LGW10:40London Gatwick

£996

momondo Fare Finder

Use the filters below to find and compare flights from London Gatwick Airport to Saint Lucia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonCastries

LGW London Gatwick - UVF Castries Hewanorra

LGWUVF

London Gatwick

Wed 18/11

12:30-17:35

Nonstop9h 05m

Castries Hewanorra

Fri 27/11

20:05-08:20

Nonstop8h 15m

£487

LondonCastries

LGW London Gatwick - UVF Castries Hewanorra

LGWUVF

London Gatwick

Fri 2/10

11:15-15:05

Nonstop8h 50m

Castries Hewanorra

Fri 9/10

20:50-10:10

Nonstop8h 20m

£487

LondonCastries

LGW London Gatwick - UVF Castries Hewanorra

LGWUVF

London Gatwick

Thu 3/12

12:30-17:35

Nonstop9h 05m

Castries Hewanorra

Wed 9/12

19:20-07:35

Nonstop8h 15m

£487

LondonCastries

LGW London Gatwick - UVF Castries Hewanorra

LGWUVF

London Gatwick

Sat 3/10

11:15-15:05

Nonstop8h 50m

Castries Hewanorra

Sat 17/10

20:30-09:50

Nonstop8h 20m

£487

LondonCastries

LGW London Gatwick - UVF Castries Hewanorra

LGWUVF

London Gatwick

Fri 9/10

11:15-15:05

Nonstop8h 50m

Castries Hewanorra

Mon 19/10

22:05-11:25

Nonstop8h 20m

£487

LondonCastries

LGW London Gatwick - UVF Castries Hewanorra

LGWUVF

London Gatwick

Sun 4/10

11:15-15:05

Nonstop8h 50m

Castries Hewanorra

Sun 11/10

20:30-09:50

Nonstop8h 20m

£487

LondonCastries

LGW London Gatwick - UVF Castries Hewanorra

LGWUVF

London Gatwick

Sun 11/10

11:15-15:05

Nonstop8h 50m

Castries Hewanorra

Fri 16/10

20:50-10:10

Nonstop8h 20m

£487

Fastest return journey

LondonCastries

LGW London Gatwick - UVF Castries Hewanorra

LGWUVF

London Gatwick

Thu 24/9

11:15-15:00

Nonstop8h 45m

Castries Hewanorra

Sun 4/10

20:30-09:50

Nonstop8h 20m

£487

LondonCastries

LGW London Gatwick - SLU Castries George F. L. Charle

LGWSLU

London Gatwick

Thu 29/10

10:05-19:00

1 stop12h 55m

Castries George F. L. Charle

Wed 11/11

15:45-09:05

1 stop13h 20m

£562

LondonCastries

LGW London Gatwick - SLU Castries George F. L. Charle

LGWSLU

London Gatwick

Thu 29/10

10:05-19:00

1 stop12h 55m

Castries George F. L. Charle

Wed 11/11

15:45-09:05

1 stop13h 20m

£580

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London Gatwick Airport 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

Delays

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 Gatwick Airport, with most prices found around £553. If you don’t want to visit Saint Lucia in September, then you should wait until October to fly from London Gatwick Airport, when ticket prices are also cheap, with an average price of £611.

What is the cheapest London Gatwick to Saint Lucia flight route?

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

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

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

Cheap London Gatwick Airport to Saint Lucia flight deals and tips

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

Best price found	£342
Fastest flight time	8h 45m
Direct flights	Every day
Airports in Saint Lucia	7 airports

The best one-way flight to Saint Lucia from London Gatwick Airport in the past 72 hours is £342. The best return flight deal from London Gatwick Airport to Saint Lucia found on momondo in the last 72 hours is £487.

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

Direct flights go from London Gatwick Airport to Saint Lucia every day.

There are 7 airports in Saint Lucia. From London Gatwick Airport there are direct flights to Castries Hewanorra (UVF).

Search flight deals

Frequently asked questions about flying from London Gatwick Airport to Saint Lucia

When did momondo last update prices for flights from London Gatwick Airport to Saint Lucia?
Prices for flights from London Gatwick Airport to Saint Lucia refresh daily.
How many operators does momondo search for flights from London Gatwick Airport to Saint Lucia?
There is 1 operator available for flights from London Gatwick Airport to Saint Lucia as of September 2026.
How old do you have to be to fly from London Gatwick Airport to Saint Lucia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from London Gatwick Airport to Saint Lucia.
What documentation or ID do you need to fly to Saint Lucia?
The travel and health documents you'll need for your trip to Saint Lucia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Saint Lucia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London Gatwick Airport to Saint Lucia?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London Gatwick Airport to Saint Lucia is Boeing 777 (96.93% of total bookings). The next most popular plane models are Airbus A330-300 (1.94%), Airbus A330-900neo (0.65%), and Airbus A350-900 (0.49%).

Best airlines flying from London Gatwick Airport to Saint Lucia

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

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £531	Free Cancellation	Rating 6.7 8,210 reviews		Search British Airways flights

Why use momondo?

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

It is quick and easy to find London to Saint Lucia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Saint Lucia that suits you.

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

momondo does allow users to show only those flights to Saint Lucia from London which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for London to Saint Lucia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for London to Saint Lucia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Saint Lucia trip

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Flights to Castriesfrom £580

Cheap flights from London Gatwick Airport to Saint Lucia from £342

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British Airways flights from London Gatwick Airport to Saint Lucia

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

American Airlines flights from London Gatwick Airport to Saint Lucia

Our best American Airlines deals on London Gatwick Airport to Saint Lucia flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from London Gatwick Airport to Saint Lucia that are best for you.

See travel insights to Saint Lucia from

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

What is the cheapest month to fly to Saint Lucia?

What is the cheapest London Gatwick to Saint Lucia flight route?

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

How often are flights from London to Saint Lucia delayed?

What is the most punctual flight time for London to Saint Lucia flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on London to Saint Lucia flights?

Cheap London Gatwick Airport to Saint Lucia flight deals and tips

Best price found

Fastest flight time

Direct flights

Airports in Saint Lucia

Frequently asked questions about flying from London Gatwick Airport to Saint Lucia

Best airlines flying from London Gatwick Airport to Saint Lucia

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

Why use momondo?

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

London Gatwick Airport flight routes

According to popular flight searches on momondo this year

Saint Lucia flight routes

According to popular flight searches on momondo this year

Fly your favourite airline to Saint Lucia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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List of cabin classes available on flights landing in Saint Lucia. Availability may vary depending on flight origin and airline.

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According to popular flight searches on momondo this year