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

Prices for flights from Saint Lucia to London Heathrow Airport were last updated today.

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

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 Saint Lucia to London Heathrow Airport.

What documentation or ID do you need to fly to London Heathrow Airport?

The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£341 Cheap Flights from Saint Lucia to London Heathrow Airport in 2026

Find the cheapest flights from Saint Lucia to London

Return

One-way

Last minute

Recent return flight deals from Saint Lucia to London

Enter your travel dates to find the best prices.

13:59 - 20:45

UVF

LHR

25h 46m

1 stop

11:55 - 12:30

LHR

UVF

29h 35m

1 stop

£774JetBlue

Thu, 27 Aug - Tue, 1 Sep

16:39 - 20:45

UVF

LHR

23h 06m

1 stop

08:15 - 15:34

LHR

UVF

36h 19m

1 stop

£777JetBlue

Thu, 10 Sep - Thu, 17 Sep

17:40 - 08:30

UVF

LHR

34h 50m

1 stop

18:00 - 16:40

LHR

UVF

26h 40m

1 stop

£791Air Canada

Mon, 25 Jan - Tue, 23 Feb

16:39 - 15:00

UVF

LHR

17h 21m

2 stops

09:50 - 15:34

LHR

UVF

34h 44m

2 stops

£797Multiple Airlines

Fri, 25 Sep - Sat, 3 Oct

13:50 - 12:40

UVF

LHR

17h 50m

2 stops

09:50 - 15:33

LHR

UVF

34h 43m

2 stops

£797Multiple Airlines

Mon, 7 Sep - Mon, 21 Sep

16:39 - 15:00

UVF

LHR

17h 21m

2 stops

09:50 - 15:34

LHR

UVF

34h 44m

2 stops

£798Multiple Airlines

Fri, 25 Sep - Sat, 3 Oct

16:39 - 15:00

UVF

LHR

17h 21m

2 stops

09:50 - 15:34

LHR

UVF

34h 44m

2 stops

£799Multiple Airlines

Fri, 25 Sep - Sat, 3 Oct

16:17 - 20:45

UVF

LHR

23h 28m

1 stop

08:15 - 12:30

LHR

UVF

33h 15m

1 stop

£807JetBlue

Thu, 27 Aug - Tue, 1 Sep

15:45 - 08:30

SLU

LHR

12h 45m

1 stop

10:35 - 19:00

LHR

SLU

12h 25m

1 stop

£915Multiple Airlines

Mon, 25 Jan - Tue, 23 Feb

15:45 - 09:20

SLU

LHR

12h 35m

1 stop

09:35 - 19:00

LHR

SLU

14h 25m

1 stop

£922Multiple Airlines

Sun, 13 Sep - Sun, 20 Sep

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JetBlue flights from Saint Lucia to London Heathrow Airport

Our best JetBlue deals on Saint Lucia to London Heathrow Airport flight tickets

JetBlue

27 Aug

UVF13:59Castries Hewanorra

25h 46m

1 stop

LHR20:45London Heathrow

1 Sept

LHR11:55London Heathrow

29h 35m

1 stop

UVF12:30Castries Hewanorra

£774

JetBlue

10 Sept

UVF16:39Castries Hewanorra

23h 06m

1 stop

LHR20:45London Heathrow

17 Sept

LHR08:15London Heathrow

36h 19m

1 stop

UVF15:34Castries Hewanorra

£777

JetBlue

27 Aug

UVF16:17Castries Hewanorra

23h 28m

1 stop

LHR20:45London Heathrow

1 Sept

LHR08:15London Heathrow

33h 15m

1 stop

UVF12:30Castries Hewanorra

£807

KLM flights from Saint Lucia to London Heathrow Airport

Our best KLM deals on Saint Lucia to London Heathrow Airport flight tickets

KLM

10 Sept

UVF15:32Castries Hewanorra

16h 43m

1 stop

LHR13:15London Heathrow

17 Sept

LHR09:55London Heathrow

33h 17m

2 stops

UVF14:12Castries Hewanorra

£1,106

KLM

18 Oct

UVF15:32Castries Hewanorra

14h 48m

1 stop

LHR11:20London Heathrow

27 Oct

LHR10:00London Heathrow

32h 12m

2 stops

UVF14:12Castries Hewanorra

£1,108

KLM

25 Sept

UVF15:32Castries Hewanorra

35h 08m

2 stops

LHR07:40London Heathrow

3 Oct

LHR15:15London Heathrow

27h 57m

1 stop

UVF14:12Castries Hewanorra

£1,130

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Thu 27/8

13:59-20:45

1 stop25h 46m

London Heathrow

Tue 1/9

11:55-12:30

1 stop29h 35m

£774

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Thu 10/9

16:39-20:45

1 stop23h 06m

London Heathrow

Thu 17/9

08:15-15:34

1 stop36h 19m

£777

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Mon 25/1

17:40-08:30

1 stop34h 50m

London Heathrow

Tue 23/2

18:00-16:40

1 stop26h 40m

£791

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Fri 25/9

16:39-15:00

2 stops17h 21m

London Heathrow

Sat 3/10

09:50-15:34

2 stops34h 44m

£797

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Mon 7/9

13:50-12:40

2 stops17h 50m

London Heathrow

Mon 21/9

09:50-15:33

2 stops34h 43m

£797

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Fri 25/9

16:39-15:00

2 stops17h 21m

London Heathrow

Sat 3/10

09:50-15:34

2 stops34h 44m

£798

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Fri 25/9

16:39-15:00

2 stops17h 21m

London Heathrow

Sat 3/10

09:50-15:34

2 stops34h 44m

£799

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Thu 27/8

16:17-20:45

1 stop23h 28m

London Heathrow

Tue 1/9

08:15-12:30

1 stop33h 15m

£807

Fastest return journey

CastriesLondon

SLU - LHR

SLULHR

Castries George F. L. Charle

Mon 25/1

15:45-08:30

1 stop12h 45m

London Heathrow

Tue 23/2

10:35-19:00

1 stop12h 25m

£915

CastriesLondon

SLU - LHR

SLULHR

Castries George F. L. Charle

Sun 13/9

15:45-09:20

1 stop12h 35m

London Heathrow

Sun 20/9

09:35-19:00

1 stop14h 25m

£922

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 Saint Lucia to London Heathrow Airport

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 airline that flies from Saint Lucia to London Heathrow?

JetBlue is the most popular carrier operating from Saint Lucia to London Heathrow

Cheap Saint Lucia to London Heathrow Airport flight deals and tips

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

Fastest flight time	12h 35m
Direct flights	None

The fastest flight from Saint Lucia to London Heathrow Airport takes 12h 35m

There are no direct flights from Saint Lucia to London Heathrow Airport. There are no popular flight routes from Saint Lucia to London Heathrow Airport.

Search flight deals

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

When did momondo last update prices for flights from Saint Lucia to London Heathrow Airport?
Prices for flights from Saint Lucia to London Heathrow Airport were last updated today.
How old do you have to be to fly from Saint Lucia to London Heathrow Airport?
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 Saint Lucia to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Eastbourne

Wembley

Gatwick

Milton Keynes

Luton

Stratford-upon-Avon

Southend-on-Sea

Slough

Northampton

Ipswich

Maidstone

Swindon

Folkestone

Ilford

Hastings

Poole

Canterbury

Guildford

Chichester

Bedford

Why use momondo?

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

Finding the right flight to London from Saint Lucia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

Yes. All flights to London 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 London?

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

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