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.

£385 Cheap Flights from Saint Lucia to London Heathrow Airport in 2026

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Find the cheapest flights from Saint Lucia to London

Round-trip

One-way

Last minute

Recent return flight deals from Saint Lucia to London

Enter your travel dates to find the best prices.

17:25 - 08:30

UVF

LHR

35h 05m

1 stop

11:10 - 16:25

LHR

UVF

33h 15m

1 stop

£843Air Canada

Sun, 1 Nov - Sun, 8 Nov

17:25 - 20:35

UVF

LHR

23h 10m

2 stops

15:00 - 16:25

LHR

UVF

29h 25m

1 stop

£846Air Canada

Sun, 1 Nov - Sun, 8 Nov

17:25 - 20:35

UVF

LHR

23h 10m

2 stops

13:00 - 16:25

LHR

UVF

31h 25m

2 stops

£852Air Canada

Sun, 1 Nov - Sun, 8 Nov

15:15 - 11:50

UVF

LHR

15h 35m

1 stop

18:00 - 16:25

LHR

UVF

26h 25m

1 stop

£894Air Canada

Fri, 11 Sep - Thu, 4 Feb

15:15 - 08:35

UVF

LHR

36h 20m

2 stops

09:00 - 16:25

LHR

UVF

35h 25m

2 stops

£902Air Canada

Fri, 11 Sep - Thu, 4 Feb

15:15 - 11:50

UVF

LHR

15h 35m

1 stop

06:00 - 16:25

LHR

UVF

38h 25m

2 stops

£905Air Canada

Fri, 11 Sep - Thu, 4 Feb

17:25 - 08:30

UVF

LHR

35h 05m

1 stop

13:45 - 16:25

LHR

UVF

54h 40m

2 stops

£941Air Canada

Fri, 13 Nov - Fri, 20 Nov

15:15 - 11:50

UVF

LHR

15h 35m

1 stop

14:05 - 13:31

LHR

UVF

28h 26m

2 stops

£971Multiple Airlines

Tue, 1 Sep - Fri, 11 Sep

13:57 - 06:30

UVF

LHR

35h 33m

2 stops

13:05 - 12:37

LHR

UVF

28h 32m

2 stops

£984Multiple Airlines

Tue, 21 Jul - Tue, 28 Jul

16:40 - 20:45

UVF

LHR

23h 05m

1 stop

13:05 - 12:37

LHR

UVF

28h 32m

2 stops

£1,033Multiple Airlines

Tue, 21 Jul - Tue, 28 Jul

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Air Canada flights from Saint Lucia to London Heathrow Airport

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

Air Canada

1 Nov

UVF17:25Castries Hewanorra

35h 05m

1 stop

LHR08:30London Heathrow

8 Nov

LHR11:10London Heathrow

33h 15m

1 stop

UVF16:25Castries Hewanorra

£843

Air Canada

1 Nov

UVF17:25Castries Hewanorra

23h 10m

2 stops

LHR20:35London Heathrow

8 Nov

LHR15:00London Heathrow

29h 25m

1 stop

UVF16:25Castries Hewanorra

£846

Air Canada

1 Nov

UVF17:25Castries Hewanorra

23h 10m

2 stops

LHR20:35London Heathrow

8 Nov

LHR13:00London Heathrow

31h 25m

2 stops

UVF16:25Castries Hewanorra

£852

JetBlue flights from Saint Lucia to London Heathrow Airport

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

JetBlue

15 Sept

UVF16:25Castries Hewanorra

23h 20m

1 stop

LHR20:45London Heathrow

1 Feb

LHR08:05London Heathrow

35h 36m

1 stop

UVF15:41Castries Hewanorra

£1,144

JetBlue

10 Sept

UVF16:25Castries Hewanorra

23h 20m

1 stop

LHR20:45London Heathrow

3 Feb

LHR08:05London Heathrow

35h 36m

1 stop

UVF15:41Castries Hewanorra

£1,147

JetBlue

9 Sept

UVF16:25Castries Hewanorra

23h 20m

1 stop

LHR20:45London Heathrow

20 Sept

LHR08:40London Heathrow

59h 40m

2 stops

UVF15:20Castries Hewanorra

£1,191

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

Sun 1/11

17:25-08:30

1 stop35h 05m

London Heathrow

Sun 8/11

11:10-16:25

1 stop33h 15m

£843

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Sun 1/11

17:25-20:35

2 stops23h 10m

London Heathrow

Sun 8/11

15:00-16:25

1 stop29h 25m

£846

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Sun 1/11

17:25-20:35

2 stops23h 10m

London Heathrow

Sun 8/11

13:00-16:25

2 stops31h 25m

£852

Fastest return journey

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Fri 11/9

15:15-11:50

1 stop15h 35m

London Heathrow

Thu 4/2

18:00-16:25

1 stop26h 25m

£894

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Fri 11/9

15:15-08:35

2 stops36h 20m

London Heathrow

Thu 4/2

09:00-16:25

2 stops35h 25m

£902

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Fri 11/9

15:15-11:50

1 stop15h 35m

London Heathrow

Thu 4/2

06:00-16:25

2 stops38h 25m

£905

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Fri 13/11

17:25-08:30

1 stop35h 05m

London Heathrow

Fri 20/11

13:45-16:25

2 stops54h 40m

£941

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Tue 1/9

15:15-11:50

1 stop15h 35m

London Heathrow

Fri 11/9

14:05-13:31

2 stops28h 26m

£971

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Tue 21/7

13:57-06:30

2 stops35h 33m

London Heathrow

Tue 28/7

13:05-12:37

2 stops28h 32m

£984

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Tue 21/7

16:40-20:45

1 stop23h 05m

London Heathrow

Tue 28/7

13:05-12:37

2 stops28h 32m

£1,033

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 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 40m
Direct flights	None

The fastest flight from Saint Lucia to London Heathrow Airport takes 12h 40m

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.

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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.
What is the most popular plane model from Saint Lucia to London Heathrow Airport?
Based on momondo bookings for flights between Saint Lucia and London Heathrow Airport, the leading plane model is Boeing 777, making up 50.00% of the total bookings. Other popular models include Airbus A330-900neo with 50.00%.

Eastbourne

Milton Keynes

Gatwick

Wembley

Luton

Stratford-upon-Avon

Slough

Southend-on-Sea

Maidstone

Northampton

Swindon

Ipswich

Ilford

Canterbury

Guildford

Poole

Folkestone

Hayes

Chelmsford

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.