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Cheap flights from Saint Lucia to the United Kingdom from £439

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Saint Lucia to the United Kingdom departing on 3/6. 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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Find the cheapest flights from Saint Lucia to the United Kingdom

Recent return flight deals from Saint Lucia to the United Kingdom

Enter your travel dates to find the best prices.
British Airways Logo
20:45 - 10:10
UVF
-
LGW
8h 25mdirect
British Airways Logo
11:15 - 15:05
LGW
-
UVF
8h 50mdirect
£747British Airways
Fri, 25 Sep - Sat, 3 Oct
British Airways Logo
20:45 - 10:10
UVF
-
LGW
8h 25mdirect
British Airways Logo
11:15 - 15:05
LGW
-
UVF
8h 50mdirect
£748British Airways
Fri, 25 Sep - Sat, 3 Oct
British Airways Logo
20:45 - 10:10
UVF
-
LGW
8h 25mdirect
British Airways Logo
11:15 - 15:05
LGW
-
UVF
8h 50mdirect
£749British Airways
Fri, 25 Sep - Sat, 3 Oct
British Airways Logo
22:05 - 11:25
UVF
-
LGW
8h 20mdirect
British Airways Logo
11:15 - 15:05
LGW
-
UVF
8h 50mdirect
£792British Airways
Thu, 11 Jun - Thu, 18 Jun
British Airways Logo
20:30 - 09:50
UVF
-
LGW
8h 20mdirect
British Airways Logo
11:15 - 15:05
LGW
-
UVF
8h 50mdirect
£825British Airways
Sun, 7 Jun - Sun, 14 Jun
British Airways Logo
20:50 - 10:10
UVF
-
LGW
8h 20mdirect
British Airways Logo
11:15 - 15:05
LGW
-
UVF
8h 50mdirect
£837British Airways
Fri, 17 Jul - Fri, 31 Jul
Multiple Airlines Logo
15:05 - 11:50
UVF
-
LHR
15h 45m
1 stop
Multiple Airlines Logo
09:30 - 12:10
LHR
-
UVF
31h 40m
2 stops
£941Multiple Airlines
Tue, 12 May - Fri, 29 May
Delta Logo
15:25 - 16:40
UVF
-
LCY
20h 15m
2 stops
Delta Logo
10:00 - 14:05
LCY
-
UVF
33h 05m
2 stops
£1,949Delta
Tue, 12 May - Fri, 29 May
Delta Logo
15:25 - 16:40
UVF
-
LCY
20h 15m
2 stops
Delta Logo
10:00 - 14:05
LCY
-
UVF
33h 05m
2 stops
£2,212Delta
Tue, 12 May - Fri, 29 May
Delta Logo
15:33 - 16:40
UVF
-
LCY
20h 07m
2 stops
Delta Logo
13:45 - 14:13
LCY
-
UVF
29h 28m
2 stops
£3,757Delta
Sun, 7 Jun - Sun, 14 Jun

American Airlines flights from Saint Lucia to United Kingdom

Our best American Airlines deals on Saint Lucia to United Kingdom flight tickets
American Airlines
25 Sept
UVF16:00Castries Hewanorra
35h 40m
2 stops
LGW08:40London Gatwick
3 Oct
LGW14:30London Gatwick
28h 20m
2 stops
UVF13:50Castries Hewanorra
£1,359
American Airlines
25 Sept
UVF16:00Castries Hewanorra
35h 40m
2 stops
LGW08:40London Gatwick
3 Oct
LGW14:30London Gatwick
28h 20m
2 stops
UVF13:50Castries Hewanorra
£1,360
American Airlines
25 Sept
UVF16:00Castries Hewanorra
15h 35m
1 stop
LHR12:35London Heathrow
3 Oct
LHR18:05London Heathrow
24h 45m
2 stops
UVF13:50Castries Hewanorra
£1,375

JetBlue flights from Saint Lucia to United Kingdom

Our best JetBlue deals on Saint Lucia to United Kingdom flight tickets
JetBlue
4 May
UVF15:57Castries Hewanorra
23h 48m
1 stop
LHR20:45London Heathrow
11 May
LHR08:15London Heathrow
35h 13m
1 stop
UVF14:28Castries Hewanorra
£1,133
JetBlue
24 May
UVF16:58Castries Hewanorra
35h 37m
2 stops
LGW09:35London Gatwick
31 May
LGW12:20London Gatwick
29h 30m
2 stops
UVF12:50Castries Hewanorra
£1,139
JetBlue
12 May
UVF15:48Castries Hewanorra
23h 57m
1 stop
LHR20:45London Heathrow
29 May
LHR11:55London Heathrow
32h 40m
1 stop
UVF15:35Castries Hewanorra
£1,238

momondo Fare Finder

 
Customise your flight search to find flights from Saint Lucia to United Kingdom 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, momondo users made 279,928 searches. Data last updated 28 April 2026.
Use the filters below to find and compare flights from Saint Lucia to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Fri 25/9

20:45-10:10

Nonstop8h 25m

London Gatwick

Sat 3/10

11:15-15:05

Nonstop8h 50m

£747

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Fri 25/9

20:45-10:10

Nonstop8h 25m

London Gatwick

Sat 3/10

11:15-15:05

Nonstop8h 50m

£748

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Fri 25/9

20:45-10:10

Nonstop8h 25m

London Gatwick

Sat 3/10

11:15-15:05

Nonstop8h 50m

£749
Fastest return journey

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Thu 11/6

22:05-11:25

Nonstop8h 20m

London Gatwick

Thu 18/6

11:15-15:05

Nonstop8h 50m

£792

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Sun 7/6

20:30-09:50

Nonstop8h 20m

London Gatwick

Sun 14/6

11:15-15:05

Nonstop8h 50m

£825

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Fri 17/7

20:50-10:10

Nonstop8h 20m

London Gatwick

Fri 31/7

11:15-15:05

Nonstop8h 50m

£837

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Tue 12/5

15:05-11:50

1 stop15h 45m

London Heathrow

Fri 29/5

09:30-12:10

2 stops31h 40m

£941

CastriesLondon

UVF - LCY

UVFLCY

Castries Hewanorra

Tue 12/5

15:25-16:40

2 stops20h 15m

London City

Fri 29/5

10:00-14:05

2 stops33h 05m

£1,949

CastriesLondon

UVF - LCY

UVFLCY

Castries Hewanorra

Tue 12/5

15:25-16:40

2 stops20h 15m

London City

Fri 29/5

10:00-14:05

2 stops33h 05m

£2,212

CastriesLondon

UVF - LCY

UVFLCY

Castries Hewanorra

Sun 7/6

15:33-16:40

2 stops20h 07m

London City

Sun 14/6

13:45-14:13

2 stops29h 28m

£3,757

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the United Kingdom from

How to get the cheapest flight ticket from Saint Lucia to United Kingdom

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 United Kingdom?

The cheapest month to fly to United Kingdom from Saint Lucia is in June. Flight prices, which tend to average around £377, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of June, then departing from Saint Lucia during the month September is also very affordable. Most momondo users find prices during this month for around £412.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from Saint Lucia to United Kingdom is on a Wednesday. Travellers who choose to depart for United Kingdom on a Wednesday will often find tickets for as low as £735. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Saint Lucia to United Kingdom for around £920.

What is the cheapest time of day to depart on your flight to United Kingdom?

The cheapest time of day to fly to United Kingdom is in the afternoon when flights can be purchased for as low as £786. Try not to purchase tickets in the evening because they tend to be around £855. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Saint Lucia to United Kingdom flight route?

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

Can stopping save me money on Saint Lucia to United Kingdom flights?

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

Cheap Saint Lucia to United Kingdom flight deals and tips

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

Best price found

£569

Fastest flight time

8h 05m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in United Kingdom

1,286 airports
The best one-way flight to United Kingdom from Saint Lucia in the past 72 hours is £569. The best return flight deal from Saint Lucia to United Kingdom found on momondo in the last 72 hours is £829.
The fastest flight from Saint Lucia to United Kingdom takes 8h 05m
Direct flights go from Saint Lucia to United Kingdom on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. Airline offering direct flights is British Airways..
There are 1,286 airports in United Kingdom. From Saint Lucia there are direct flights to London Gatwick (LGW).
Search flight deals

Frequently asked questions about flying from Saint Lucia to the United Kingdom

  • When did momondo last update prices for flights from Saint Lucia to United Kingdom?

    Prices for flights from Saint Lucia to United Kingdom are updated daily.

  • How many operators does momondo search for flights from Saint Lucia to United Kingdom?

  • How old do you have to be to fly from Saint Lucia to United Kingdom?

    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 Saint Lucia to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The travel and health documents you'll need for your trip to United Kingdom 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 United Kingdom. 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 Saint Lucia to United Kingdom?

Best airlines flying from Saint Lucia to United Kingdom

Compare and see reviews for airlines that fly from Saint Lucia to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £672Free CancellationRating
6.7
7,928 reviews
Search British Airways flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Saint Lucia to United Kingdom. momondo saves you time and could save you money on your trip.

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

Yes. All flights to United Kingdom from Saint Lucia on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Saint Lucia to United Kingdom 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 Saint Lucia to United Kingdom right now. Can momondo alert me if prices change?

If you are simply researching potential flights to United Kingdom, momondo offers a useful price alert feature which will track prices for flights to United Kingdom from Saint Lucia and alert you when they change.

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Find better results for your trip to the United Kingdom

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to Londonfrom £30
Flights to Manchesterfrom £30
Flights to Birminghamfrom £38
Flights to Edinburghfrom £27
Flights to Belfastfrom £28
Flights to Glasgowfrom £30
Flights to Bristolfrom £41
Flights to Newcastle upon Tynefrom £41
Flights to Liverpoolfrom £32
Flights to Aberdeenfrom £53
Flights to Leedsfrom £50
Flights to Invernessfrom £47