What are the cheapest airlines to fly from London Gatwick Airport to Saint Lucia one-way?

£418 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on WestJet and Delta, with prices starting from £658 and £1,305, respectively.

What is the cheapest day to fly from London Gatwick Airport to Saint Lucia?

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

What are the cheapest flights from London Gatwick Airport to Saint Lucia?

The cheapest flight price from London Gatwick Airport to Saint Lucia is £277. On average you can expect to pay £2,393. The most popular route, (London Gatwick - Castries Hewanorra), can usually be booked for £511.

What are the most popular airlines that fly from London Gatwick Airport to Saint Lucia?

Consider Finnair, British Airways or TUI Airways when booking your flight. These represent the most popular airlines when flying from London Gatwick Airport to Saint Lucia.

What is the cheapest day to fly round-trip from London Gatwick Airport to Saint Lucia?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 119% on the overall cost on flights from London Gatwick Airport to Saint Lucia.

What is the cheapest month to fly from London Gatwick Airport to Saint Lucia?

The best pricing can be found in the month of September. Prices to Saint Lucia from London Gatwick Airport average £599. You can even find prices in September for less than £599, as users have found deals to Saint Lucia from as low as £404. The month of December appears to be one of the more expensive times to travel to Saint Lucia from London Gatwick Airport. Flying in the targeted month can save you up to 61%.

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

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

How can I find direct flights from Gatwick to Saint Lucia?

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

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

Yes. Cheapflights offers flight deals from Gatwick 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.

£820+ Flights from London Gatwick Airport to Saint Lucia

Cheap flight deals from Gatwick to Saint Lucia

Round-trip from	£592
One-way from	£418
Popular in	December
Cheapest in	September
Average price	£577
Good round-trip deal	£585 or less
Good one-way deal	£449 or less

Icelandair
8/9-17/9
4 total stops
68h 04m total
London to Saint Lucia

Search Deals

British Airways
15/9
Nonstop
8h 50m total
London to Saint Lucia

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (£64 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease (£26 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Price to beat on a round-trip flight from London Gatwick to Saint Lucia.

Search Deals

Price to beat on a one-way flight from London Gatwick to Saint Lucia.

Search Deals

Find flight deals from Gatwick to Saint Lucia

Cheapest flights from Gatwick to Saint Lucia
Explore the most affordable flight options available from Gatwick to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

Mon 8/912:10LGW - UVF

2 stops30h 35mIcelandair

Wed 17/915:06UVF - LGW

2 stops37h 29mIcelandair

Deal found 2/7£592

Thu 11/1210:05LGW - UVF

Nonstop9h 05mBritish Airways

Thu 5/222:10UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 2/7£599

Thu 2/1010:40LGW - UVF

2 stops32h 37mAmerican Airlines

Thu 16/1014:56UVF - LGW

2 stops34h 39mAmerican Airlines

Deal found 3/7£676

Thu 18/910:00LGW - SLU

2 stops30h 30mMultiple Airlines

Thu 20/1115:20SLU - LGW

3 stops34h 40mMultiple Airlines

Deal found 3/7£777

Wed 27/815:05LGW - UVF

2 stops28h 30mFinnair

Wed 10/915:17UVF - LGW

2 stops34h 18mFinnair

Deal found 1/7£777

Thu 2/1011:15LGW - UVF

Nonstop8h 50mMultiple Airlines

Sun 19/1014:35UVF - LGW

2 stops37h 30mMultiple Airlines

Deal found 3/7£812

Sat 23/812:00LGW - UVF

2 stops31h 15mDelta

Mon 1/915:35UVF - LGW

2 stops37h 25mDelta

Deal found 3/7£837

Best flights from Gatwick to Saint Lucia
Discover carefully curated flight deals from Gatwick to Saint Lucia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 3 July 2025.

Mon 8/912:10LGW - UVF

2 stops30h 35mIcelandair

Wed 17/915:06UVF - LGW

2 stops37h 29mIcelandair

Deal found 2/7£592

Thu 11/1210:05LGW - UVF

Nonstop9h 05mBritish Airways

Thu 5/222:10UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 2/7£599

Thu 2/1010:40LGW - UVF

2 stops32h 37mAmerican Airlines

Thu 16/1014:56UVF - LGW

2 stops34h 39mAmerican Airlines

Deal found 3/7£676

Thu 18/910:00LGW - SLU

2 stops30h 30mMultiple Airlines

Thu 20/1115:20SLU - LGW

3 stops34h 40mMultiple Airlines

Deal found 3/7£777

Wed 27/815:05LGW - UVF

2 stops28h 30mFinnair

Wed 10/915:17UVF - LGW

2 stops34h 18mFinnair

Deal found 1/7£777

Sat 23/812:00LGW - UVF

2 stops31h 15mDelta

Mon 1/915:35UVF - LGW

2 stops37h 25mDelta

Deal found 3/7£837

Thu 2/1011:15LGW - UVF

Nonstop8h 50mMultiple Airlines

Sun 19/1014:35UVF - LGW

2 stops37h 30mMultiple Airlines

Deal found 3/7£812

Last-minute flights from Gatwick to Saint Lucia
Discover last-minute flight deals from Gatwick to Saint Lucia. Data last updated 3 July 2025 and is based on user searches.

Thu 3/711:00LGW - UVF

1 stop29h 25mMultiple Airlines

Sun 6/714:35UVF - LGW

1 stop36h 20mMultiple Airlines

Deal found 2/7£1,035

Thu 3/711:00LGW - SLU

1 stop32h 50mMultiple Airlines

Sun 6/705:00SLU - LGW

2 stops44h 20mMultiple Airlines

Deal found 2/7£1,048

Tue 8/714:30LGW - UVF

2 stops28h 50mAmerican Airlines

Sun 13/715:20UVF - LGW

2 stops35h 50mAmerican Airlines

Deal found 1/7£1,129

Wed 9/712:10LGW - UVF

2 stops57h 01mIcelandair

Sat 9/817:31UVF - LGW

2 stops35h 04mIcelandair

Deal found 1/7£845

Thu 10/711:15LGW - UVF

Nonstop8h 45mBritish Airways

Sun 13/720:25UVF - LGW

Nonstop8h 20mBritish Airways

Deal found 2/7£951

Thu 10/710:00LGW - SLU

2 stops30h 30mMultiple Airlines

Sun 13/705:00SLU - LGW

2 stops20h 55mMultiple Airlines

Deal found 2/7£1,135

Thu 10/711:15LGW - UVF

Nonstop8h 45mMultiple Airlines

Sun 13/714:35UVF - LGW

2 stops34h 45mMultiple Airlines

Deal found 2/7£1,222

Fri 15/815:05LGW - UVF

2 stops27h 50mAmerican Airlines

Sun 17/815:35UVF - LGW

2 stops35h 35mAmerican Airlines

Deal found 1/7£878

Sat 23/812:00LGW - UVF

2 stops31h 15mDelta

Mon 1/915:35UVF - LGW

2 stops37h 25mDelta

Deal found 3/7£837

Wed 27/811:15LGW - UVF

Nonstop8h 45mBritish Airways

Sun 7/920:25UVF - LGW

Nonstop8h 20mBritish Airways

Deal found 3/7£599

Wed 27/812:10LGW - UVF

2 stops31h 17mIcelandair

Wed 10/915:06UVF - LGW

2 stops37h 29mIcelandair

Deal found 3/7£670

Wed 27/815:05LGW - UVF

2 stops28h 30mFinnair

Wed 10/915:17UVF - LGW

2 stops34h 18mFinnair

Deal found 1/7£777

One-way flights from Gatwick to Saint Lucia
Search for one-way flight options from Gatwick to Saint Lucia. Find affordable one-way fares based on user searches. Data last updated 3 July 2025.

Mon 15/911:15LGW - UVF

Nonstop8h 50mBritish Airways

Deal found 2/7£418

Mon 15/908:15LGW - UVF

3 stops35h 00mMultiple Airlines

Deal found 2/7£428

Wed 27/813:05LGW - SLU

3 stops30h 30mMultiple Airlines

Deal found 2/7£530

Wed 6/810:45LGW - UVF

2 stops32h 00mWestJet

Deal found 2/7£658

Thu 31/712:00LGW - UVF

2 stops31h 20mDelta

Deal found 2/7£1,305

Fri 10/1015:40LGW - UVF

2 stops51h 05mIcelandair

Deal found 1/7£1,425

Mon 15/915:05LGW - UVF

2 stops28h 12mAmerican Airlines

Deal found 2/7£1,439

Cheapflights 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

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Mon 8/9

12:10-13:45

2 stops30h 35m

Castries Hewanorra

Wed 17/9

15:06-09:35

2 stops37h 29m

£592

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Thu 11/12

10:05-15:10

Nonstop9h 05m

Castries Hewanorra

Thu 5/2

22:10-10:25

Nonstop8h 15m

£599

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Thu 2/10

10:40-14:17

2 stops32h 37m

Castries Hewanorra

Thu 16/10

14:56-06:35

2 stops34h 39m

£676

LondonCastries

LGW - SLU

LGWSLU

London Gatwick

Thu 18/9

10:00-11:30

2 stops30h 30m

Castries George F. L. Charle

Thu 20/11

15:20-06:00

3 stops34h 40m

£777

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Wed 27/8

15:05-14:35

2 stops28h 30m

Castries Hewanorra

Wed 10/9

15:17-06:35

2 stops34h 18m

£777

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Thu 2/10

11:15-15:05

Nonstop8h 50m

Castries Hewanorra

Sun 19/10

14:35-09:05

2 stops37h 30m

£812

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Sat 23/8

12:00-14:15

2 stops31h 15m

Castries Hewanorra

Mon 1/9

15:35-10:00

2 stops37h 25m

£837

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Mon 15/9

11:15-15:05

Nonstop8h 50m

£418

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Mon 15/9

08:15-14:15

3 stops35h 00m

£428

LondonCastries

LGW - SLU

LGWSLU

London Gatwick

Wed 27/8

13:05-14:35

3 stops30h 30m

£530

Flights are sorted by cheapest return flights first.

Deals found on 2/7

Showing 1-10 of 14 results

Best time to book a flight from Gatwick to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Gatwick 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 London Gatwick Airport to Saint Lucia

What is the cheapest month to book a flight from London Gatwick Airport to Saint Lucia?

Currently, March is the cheapest month in which you can book a flight from London Gatwick Airport to Saint Lucia (average of £328). Flying from London Gatwick Airport 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 LGW to LC?

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

Reviews of airlines servicing Saint Lucia

See what other customers who have flown with Delta, Finnair, andAmerican Airlines from London Gatwick Airport to Saint Lucia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,970 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Delta

8.0

Very Good

7,970 reviews

Delta

8.0

Very Good

7,970 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Finnair

7.6

Good

1,306 reviews

Delta

8.0

Very Good

7,970 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very Good

7,970 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

WestJet

7.2

Good

2,917 reviews

Delta

8.0

Very Good

7,970 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Icelandair

7.0

Good

514 reviews

Delta

8.0

Very Good

7,970 reviews

Check prices

Reviews

1 / 20

6.0

Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

What are the cheapest airlines to fly from London Gatwick Airport to Saint Lucia one-way?
£418 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on WestJet and Delta, with prices starting from £658 and £1,305, respectively.
What are the cheapest flights from London Gatwick Airport to Saint Lucia?
The cheapest flight price from London Gatwick Airport to Saint Lucia is £277. On average you can expect to pay £2,393. The most popular route, (London Gatwick - Castries Hewanorra), can usually be booked for £511.
Can I find deals for flights from Gatwick to Saint Lucia that include hotel bookings?
Yes. In addition to deals on Gatwick to Saint Lucia flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Gatwick to Saint Lucia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gatwick to Saint Lucia.
Can I find deals for business class flights from Gatwick to Saint Lucia?
Yes. Cheapflights offers flight deals from Gatwick 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 London Gatwick Airport to Saint Lucia?
Currently, March is the cheapest month in which you can book a flight from London Gatwick Airport to Saint Lucia (average of £328). Flying from London Gatwick Airport 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 Gatwick to Saint Lucia

Heathrow to Montego Bay flights

Heathrow to Bridgetown flights

Heathrow to Kingston flights

Gatwick to Kingston flights

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Heathrow to Pointe-à-Pitre flights

Gatwick to Santo Domingo flights

Gatwick to Luis Munoz Marin Intl flights

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Heathrow to Santo Domingo flights

Heathrow to Kingstown flights

Gatwick to St. George's flights

Stansted to Punta Cana flights

Gatwick to Havana flights

Gatwick to Pointe-à-Pitre flights

Gatwick to George Town flights

Heathrow to Road Town flights

London City to Castries flights

Gatwick to Port of Spain flights

London City to Pointe-à-Pitre flights

Gatwick to Nassau flights

London City to Luis Munoz Marin Intl flights

Heathrow to Oranjestad flights

Stansted to Kingston flights

Stansted to Montego Bay flights

Gatwick to Road Town flights

Gatwick to Castries flights

Heathrow to Castries flights

Heathrow to Havana flights

Luton to Punta Cana flights

Stansted to Santo Domingo flights

Gatwick to Oranjestad flights

Heathrow to Willemstad flights

Heathrow to Santiago de los Caballeros 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 Basseterre

Direct flights to Oranjestad

Direct flights to Scarborough

Top 3 airlines flying from Gatwick to Saint Lucia

Airline	Cheapest	Average	Flexibility	On-time
TUI Airways	Cheapest£278	Average£379	FlexibilityNo cancel fee	On-timeN/A	Search TUI Airways flights
British Airways	Cheapest£410	Average£589	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Finnair	Cheapest£525	Average£740	FlexibilityNo cancel fee	On-time76%	Search Finnair flights

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

Cheapflights helps you search for flights from Gatwick to Saint Lucia via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights helps you find that perfect flight to Saint Lucia from Gatwick by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to Saint Lucia from Gatwick 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 Gatwick to Saint Lucia become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from London Gatwick Airport to Saint Lucia from £418

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Gatwick to Saint Lucia

Keep the following information in mind while searching for Gatwick to Saint Lucia flight deals. Data was last updated 3 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Gatwick to Saint Lucia

Cheapest flights from Gatwick to Saint LuciaExplore the most affordable flight options available from Gatwick to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

Explore the most affordable flight options available from Gatwick to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Gatwick to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Gatwick with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London Gatwick Airport to Saint Lucia

What is the cheapest month to book a flight from London Gatwick Airport to Saint Lucia?

What is the cheapest time of day to fly from LGW to LC?

Find hourly flight availability from Gatwick 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 3 July 2025.

Reviews of airlines servicing Saint Lucia

See what other customers who have flown with Delta, Finnair, andAmerican Airlines from London Gatwick Airport to Saint Lucia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Gatwick 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 London Gatwick Airport to Saint Lucia one-way?

What are the cheapest flights from London Gatwick Airport to Saint Lucia?

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

How can I find direct flights from Gatwick to Saint Lucia?

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

What is the cheapest month to book a flight from London Gatwick Airport to Saint Lucia?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Gatwick to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Gatwick to Saint Lucia

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 Gatwick to Saint Lucia?

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

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

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

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Cheapest flights from Gatwick to Saint Lucia
Explore the most affordable flight options available from Gatwick to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.