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

For one-way options, check prices for WestJet. According to our data, you can fly for as low as £770. Users have also found prices from £797 and £819 on Air Canada and KLM, respectively.

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

While on average a flight from London Heathrow Airport to Saint Lucia is generally £826, our data shows the cheapest flight currently is £541. When looking at the most popular route, (London Heathrow - Castries Hewanorra), you can expect to pay £511 for that flight.

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

Before booking your flight from London Heathrow Airport to Saint Lucia check out the most popular airlines for this route: Finnair, British Airways or Virgin Atlantic.

How far in advance should I book a flight from London Heathrow Airport to Saint Lucia?

To save up to 1% on this flight, we recommend booking at least 32 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from London Heathrow Airport to Saint Lucia from £430 1-2 weeks out and tickets from £430 for flights departing within the next 72 hours.

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

Our data shows that June tends to be the cheapest month to fly to Saint Lucia from London Heathrow Airport. Users have commonly found prices around £651 for the month, but tickets can be as low as £461. Due to multiple factors, prepare for potentially higher prices in December.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Heathrow 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.

£874+ Flights from London Heathrow Airport to Saint Lucia

Cheap flight deals from Heathrow to Saint Lucia

Find flight deals from Heathrow to Saint Lucia

Cheapest flights from Heathrow to Saint Lucia
Explore the most affordable flight options available from Heathrow to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 November 2024.

Sun 24/1118:00LHR - UVF

1 stop25h 45mAir Canada

Wed 4/1216:45UVF - LHR

1 stop15h 05mAir Canada

Deal found 21/11£580

Fri 6/1213:05LHR - UVF

Nonstop9h 25mVirgin Atlantic

Sun 8/1221:00UVF - LHR

Nonstop8h 30mVirgin Atlantic

Deal found 21/11£646

Fri 6/1213:05LHR - UVF

Nonstop9h 25mKLM

Sun 8/1221:00UVF - LHR

Nonstop8h 30mKLM

Deal found 22/11£650

Tue 31/1216:10LHR - UVF

1 stop27h 18mDelta

Thu 9/116:21UVF - LHR

2 stops34h 44mDelta

Deal found 20/11£703

Thu 5/1208:25LHR - UVF

2 stops36h 16mIcelandair

Sun 8/1215:55UVF - LHR

1 stop34h 00mIcelandair

Deal found 21/11£716

Tue 10/1209:00LHR - UVF

2 stops34h 45mLufthansa

Tue 24/1216:45UVF - LHR

2 stops47h 50mLufthansa

Deal found 21/11£789

Tue 26/1115:35LHR - UVF

2 stops28h 00mFinnair

Tue 3/1214:23UVF - LHR

1 stop17h 57mFinnair

Deal found 22/11£812

Tue 26/1111:45LHR - UVF

1 stop29h 35mBritish Airways

Tue 3/1216:35UVF - LHR

2 stops36h 00mBritish Airways

Deal found 21/11£837

Mon 25/1110:50LHR - UVF

2 stops32h 45mAmerican Airlines

Tue 3/1216:35UVF - LHR

2 stops22h 20mAmerican Airlines

Deal found 21/11£848

Tue 26/1109:35LHR - SLU

2 stops27h 55mMultiple Airlines

Tue 3/1207:30SLU - LHR

1 stop20h 05mMultiple Airlines

Deal found 21/11£868

Sun 24/1111:10LHR - UVF

1 stop32h 35mMultiple Airlines

Sun 8/1221:00UVF - LHR

Nonstop8h 30mMultiple Airlines

Deal found 21/11£1,164

Best flights from Heathrow to Saint Lucia
Discover carefully curated flight deals from Heathrow to Saint Lucia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 November 2024.

Thu 6/307:25LHR - UVF

1 stop36h 42mIcelandair

Sun 9/316:40UVF - LHR

1 stop24h 05mIcelandair

Deal found 21/11£511

Fri 7/213:05LHR - UVF

Nonstop9h 25mVirgin Atlantic

Fri 14/221:00UVF - LHR

Nonstop8h 30mVirgin Atlantic

Deal found 21/11£521

Fri 7/213:05LHR - UVF

Nonstop9h 25mKLM

Fri 14/221:00UVF - LHR

Nonstop8h 30mKLM

Deal found 22/11£524

Tue 14/118:00LHR - UVF

1 stop25h 45mAir Canada

Tue 28/116:45UVF - LHR

1 stop35h 45mAir Canada

Deal found 22/11£579

Thu 23/110:50LHR - UVF

1 stop32h 11mMultiple Airlines

Wed 19/221:00UVF - LHR

Nonstop8h 30mMultiple Airlines

Deal found 21/11£664

Wed 12/211:25LHR - UVF

2 stops31h 10mFinnair

Wed 19/216:45UVF - LHR

2 stops33h 50mFinnair

Deal found 22/11£686

Tue 31/1216:10LHR - UVF

1 stop27h 18mDelta

Thu 9/116:21UVF - LHR

2 stops34h 44mDelta

Deal found 20/11£703

Sun 9/319:00LHR - UVF

2 stops22h 19mBritish Airways

Thu 20/314:11UVF - LHR

2 stops27h 59mBritish Airways

Deal found 21/11£706

Sun 9/217:00LHR - UVF

2 stops25h 35mAmerican Airlines

Tue 18/216:45UVF - LHR

1 stop14h 45mAmerican Airlines

Deal found 22/11£712

Tue 10/1209:00LHR - UVF

2 stops34h 45mLufthansa

Tue 24/1216:45UVF - LHR

2 stops47h 50mLufthansa

Deal found 21/11£789

Sat 1/211:05LHR - SLU

1 stop28h 20mMultiple Airlines

Sun 9/212:10SLU - LHR

1 stop15h 25mMultiple Airlines

Deal found 21/11£691

Direct flights from Heathrow to Saint Lucia
Explore direct flight options from Heathrow to Saint Lucia based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 November 2024.

Fri 7/213:05LHR - UVF

Nonstop9h 25mVirgin Atlantic

Fri 14/221:00UVF - LHR

Nonstop8h 30mVirgin Atlantic

Deal found 21/11£521

Fri 7/213:05LHR - UVF

Nonstop9h 25mKLM

Fri 14/221:00UVF - LHR

Nonstop8h 30mKLM

Deal found 22/11£524

Last-minute flights from Heathrow to Saint Lucia
Discover last-minute flight deals from Heathrow to Saint Lucia. Data last updated 22 November 2024 and is based on user searches.

Sun 24/1118:00LHR - UVF

1 stop25h 45mAir Canada

Wed 4/1216:45UVF - LHR

1 stop15h 05mAir Canada

Deal found 21/11£580

Mon 25/1110:50LHR - UVF

2 stops32h 45mAmerican Airlines

Tue 3/1216:35UVF - LHR

2 stops22h 20mAmerican Airlines

Deal found 21/11£848

Tue 26/1119:00LHR - UVF

2 stops24h 35mFinnair

Tue 3/1214:23UVF - LHR

1 stop17h 57mFinnair

Deal found 22/11£812

Tue 26/1111:45LHR - UVF

1 stop29h 35mBritish Airways

Tue 3/1216:35UVF - LHR

2 stops36h 00mBritish Airways

Deal found 21/11£837

Tue 26/1109:35LHR - SLU

2 stops27h 55mMultiple Airlines

Tue 3/1207:30SLU - LHR

1 stop20h 05mMultiple Airlines

Deal found 21/11£868

Wed 27/1116:10LHR - UVF

1 stop27h 00mDelta

Tue 3/1216:30UVF - LHR

1 stop33h 50mDelta

Deal found 21/11£828

Wed 27/1111:45LHR - UVF

1 stop29h 35mAmerican Airlines

Tue 3/1216:35UVF - LHR

2 stops23h 25mAmerican Airlines

Deal found 21/11£848

Wed 27/1116:10LHR - UVF

1 stop27h 00mKLM

Mon 2/1216:30UVF - LHR

1 stop15h 10mKLM

Deal found 21/11£1,048

Wed 27/1110:00LHR - UVF

2 stops32h 48mMultiple Airlines

Tue 3/1215:40UVF - LHR

2 stops26h 20mMultiple Airlines

Deal found 21/11£9,373

Thu 5/1208:25LHR - UVF

2 stops36h 16mIcelandair

Sun 8/1215:55UVF - LHR

1 stop34h 00mIcelandair

Deal found 21/11£716

Fri 6/1213:05LHR - UVF

Nonstop9h 25mVirgin Atlantic

Sun 8/1221:00UVF - LHR

Nonstop8h 30mVirgin Atlantic

Deal found 21/11£646

Fri 6/1213:05LHR - UVF

Nonstop9h 25mKLM

Sun 22/1221:00UVF - LHR

Nonstop8h 30mKLM

Deal found 22/11£650

One-way flights from Heathrow to Saint Lucia
Search for one-way flight options from Heathrow to Saint Lucia. Find affordable one-way fares based on user searches. Data last updated 22 November 2024.

Sun 15/1208:15LHR - UVF

3 stops35h 30mMultiple Airlines

Deal found 22/11£760

Sat 17/514:10LHR - UVF

2 stops28h 35mWestJet

Deal found 21/11£770

Sun 15/1218:00LHR - UVF

1 stop25h 45mAir Canada

Deal found 22/11£797

Sat 17/513:30LHR - UVF

1 stop30h 00mKLM

Deal found 21/11£819

Sun 15/1206:50LHR - SLU

2 stops16h 10mMultiple Airlines

Deal found 22/11£889

Sun 15/1208:00LHR - UVF

Nonstop9h 25mVirgin Atlantic

Deal found 22/11£1,013

Find flights from Heathrow to Saint Lucia within your budget

Fly from

Fly to

Route

Depart

Return

Price

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Thu 6/3

07:25-16:07

1 stop36h 42m

Castries Hewanorra

Sun 9/3

16:40-20:45

1 stop24h 05m

£511

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Fri 7/2

13:05-18:30

Nonstop9h 25m

Castries Hewanorra

Fri 14/2

21:00-09:30

Nonstop8h 30m

£521

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Wed 22/1

13:05-18:30

Nonstop9h 25m

Castries Hewanorra

Wed 29/1

21:00-09:30

Nonstop8h 30m

£527

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Tue 14/1

18:00-15:45

1 stop25h 45m

Castries Hewanorra

Tue 28/1

16:45-08:30

1 stop35h 45m

£579

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Thu 30/1

09:35-13:10

1 stop31h 35m

Castries George F. L. Charle

Sun 9/2

12:10-07:35

1 stop15h 25m

£622

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Thu 23/1

10:50-15:01

1 stop32h 11m

Castries Hewanorra

Wed 19/2

21:00-09:30

Nonstop8h 30m

£664

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Sun 23/2

19:05-15:45

2 stops24h 40m

Castries Hewanorra

Sat 8/3

13:29-08:40

1 stop15h 11m

£690

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Tue 31/12

16:10-15:28

1 stop27h 18m

Castries Hewanorra

Thu 9/1

16:21-07:05

2 stops34h 44m

£703

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Sun 9/3

19:00-13:19

2 stops22h 19m

Castries Hewanorra

Thu 20/3

14:11-22:10

2 stops27h 59m

£706

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Wed 22/1

11:45-15:49

1 stop32h 04m

Castries Hewanorra

Wed 29/1

16:49-12:20

1 stop15h 31m

£718

Flights are sorted by cheapest return flights first.

Deals found on 22/11

Showing 1-10 of 17 results

Best time to book a flight from Heathrow to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Heathrow 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.

Travel insights for flights from Heathrow to Saint Lucia

Get recent, data-driven insights about flights from Heathrow to Saint Lucia including ideal travel times, pricing trends, and more.

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

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Saint Lucia (average of £328). Flying from London Heathrow Airport to Saint Lucia in December is currently the most expensive (average of £918). 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 LHR to LC?

When flying from London Heathrow Airport to Saint Lucia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Saint Lucia

To help decide which airline to fly from London to Saint Lucia, see what other customers have to say about Delta, KLM and American Airlines. 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

8,747 reviews

Check prices

Reviews

1 / 10

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Delta

8.0

Very Good

8,747 reviews

Delta

8.0

Very Good

8,747 reviews

Check prices

Reviews

1 / 10

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

KLM

7.8

Good

1,346 reviews

Delta

8.0

Very Good

8,747 reviews

Check prices

Reviews

1 / 10

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Finnair

7.7

Good

1,299 reviews

Delta

8.0

Very Good

8,747 reviews

Check prices

Reviews

1 / 10

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Virgin Atlantic

7.5

Good

662 reviews

Delta

8.0

Very Good

8,747 reviews

Check prices

Reviews

1 / 10

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

WestJet

7.3

Good

2,812 reviews

Delta

8.0

Very Good

8,747 reviews

Check prices

Reviews

1 / 10

The plane had a mechanical error that delayed us by almost an hour. On the positive side the captain kept us all in the know

Related info for your journey

What are the cheapest airlines to fly from London Heathrow Airport to Saint Lucia one-way?
For one-way options, check prices for WestJet. According to our data, you can fly for as low as £770. Users have also found prices from £797 and £819 on Air Canada and KLM, respectively.
What are the cheapest flights from London Heathrow Airport to Saint Lucia?
While on average a flight from London Heathrow Airport to Saint Lucia is generally £826, our data shows the cheapest flight currently is £541. When looking at the most popular route, (London Heathrow - Castries Hewanorra), you can expect to pay £511 for that flight.
Can I find deals for flights from Heathrow to Saint Lucia that include hotel bookings?
Yes. In addition to deals on Heathrow to Saint Lucia flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Heathrow to Saint Lucia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Saint Lucia.
Can I find deals for business class flights from Heathrow to Saint Lucia?
Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Saint Lucia?
Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Saint Lucia (average of £328). Flying from London Heathrow Airport to Saint Lucia in December is currently the most expensive (average of £918). 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 Heathrow to Saint Lucia

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Gatwick to Scarborough flights

Luton to Punta Cana flights

London City to Oranjestad flights

Heathrow to Puerto Plata flights

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Heathrow to Road Town flights

London City to Santo Domingo flights

Heathrow to Castries 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 St. George's

Direct flights to Port of Spain

Direct flights to St. John's

Direct flights to Kingstown

Direct flights to Nassau

Direct flights to George Town

Direct flights to Castries

Direct flights to Basseterre

Direct flights to Providenciales

Direct flights to Oranjestad

Direct flights to Scarborough

Top 3 airlines flying from Heathrow to Saint Lucia

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£490	Average£673	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£532	Average£736	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Finnair	Cheapest£833	Average£998	FlexibilityNo cancel fee	On-time76%	Search Finnair flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Saint Lucia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Saint Lucia for you. Better yet — we are completely free to use.

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

Yes! Cheapflights helps users easily find flights from Heathrow to Saint Lucia with no change fees.

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

Yes! Start tracking prices for Heathrow to Saint Lucia flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from London Heathrow Airport to Saint Lucia from £511

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Heathrow to Saint Lucia

Find flight deals from Heathrow to Saint Lucia

Cheapest flights from Heathrow to Saint LuciaExplore the most affordable flight options available from Heathrow to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 November 2024.

Explore the most affordable flight options available from Heathrow to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 November 2024.

Find flights from Heathrow to Saint Lucia within your budget

Best time to book a flight from Heathrow to Saint Lucia

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

Travel insights for flights from Heathrow to Saint Lucia

Get recent, data-driven insights about flights from Heathrow to Saint Lucia including ideal travel times, pricing trends, and more.

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

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

Find hourly flight availability from Heathrow 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 22 November 2024.

Reviews of airlines servicing Saint Lucia

To help decide which airline to fly from London to Saint Lucia, see what other customers have to say about Delta, KLM and American Airlines. 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 Heathrow 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 Heathrow Airport to Saint Lucia one-way?

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

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

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

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

What is the cheapest month to book a flight from London Heathrow 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 Heathrow to Saint Lucia

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

Top 3 airlines flying from Heathrow 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 Heathrow to Saint Lucia?

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

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

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

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Cheapest flights from Heathrow to Saint Lucia
Explore the most affordable flight options available from Heathrow to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 November 2024.