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

To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at £520. British Airways flights start at £604 while deals on Virgin Atlantic start at £609 one-way.

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

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

What are the most popular routes from Saint Lucia to London?

Most travelers choose Castries Hewanorra - London Heathrow, Castries Hewanorra - London Gatwick or Castries George F. L. Charle - London Heathrow when deciding on the best route from Saint Lucia to London.

What are the cheapest flights from Saint Lucia to London?

Looking for the cheapest flight from Saint Lucia to London? While on average our users pay £714, our data indicates the cheapest price to be £578. The most popular route (Castries Hewanorra - London Heathrow), is priced around £661.

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

Monday is generally a great day to depart. Flying on this day could help you save up to 3%.

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

Due to multiple factors, expect to potentially pay more when booking in January. For low rates, April can be a great choice for travel to London. Flights to London from Saint Lucia in April are about £824 on average during April, but can be found for as low as £734.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Saint Lucia to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£1,112+ Flights from Saint Lucia to London

Cheap flight deals from Saint Lucia to London

Round-trip from	£747
One-way from	£461
Popular in	January
Cheapest in	April
Good round-trip deal	£733 or less
Good one-way deal	£593 or less

British Airways
11/7-16/8
Nonstop
17h 05m total
Saint Lucia to London

Search Deals

23/3
3 total stops
59h 20m total
Saint Lucia to London

Search Deals

Highest demand for flights based on searches. 15% potential increase in price (£122 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£35 potential savings vs. average return price).

Search Deals

Price to beat on a round-trip flight from Saint Lucia to London (LON).

Search Deals

Price to beat on a one-way flight from Saint Lucia to London (LON).

Search Deals

Find flight deals from Saint Lucia to London

Cheapest flights from Saint Lucia to London
Explore the most affordable flight options available from Saint Lucia to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 February 2025.

Thu 20/1122:10UVF - LGW

Nonstop8h 15mBritish Airways

Fri 28/1110:00LGW - UVF

Nonstop9h 05mBritish Airways

Deal found 3/2£740

Wed 19/216:25SLU - LHR

1 stop12h 10mMultiple Airlines

Tue 25/213:30LHR - SLU

1 stop30h 25mMultiple Airlines

Deal found 4/2£922

Wed 19/213:52UVF - LHR

1 stop38h 03mUnited Airlines

Tue 25/208:45LHR - UVF

2 stops35h 40mUnited Airlines

Deal found 4/2£948

Fri 1/816:30UVF - LGW

2 stops34h 40mAmerican Airlines

Sat 23/815:05LGW - UVF

2 stops27h 30mAmerican Airlines

Deal found 4/2£1,001

Thu 20/1115:05UVF - LHR

1 stop14h 35mFinnair

Fri 28/1116:25LHR - UVF

2 stops26h 35mFinnair

Deal found 3/2£1,019

Thu 20/1115:05UVF - LHR

1 stop14h 35mAmerican Airlines

Fri 28/1112:35LHR - UVF

1 stop28h 25mAmerican Airlines

Deal found 3/2£1,023

Tue 18/314:45UVF - LGW

1 stop15h 00mMultiple Airlines

Tue 25/310:25LGW - UVF

3 stops32h 20mMultiple Airlines

Deal found 4/2£1,095

Sun 13/714:35UVF - LGW

2 stops37h 50mWestJet

Sat 16/810:45LGW - UVF

2 stops32h 00mWestJet

Deal found 4/2£1,194

Sun 16/316:25SLU - LGW

3 stops35h 50mMultiple Airlines

Sat 22/311:40LGW - SLU

2 stops28h 05mMultiple Airlines

Deal found 4/2£1,413

Thu 6/316:26UVF - LHR

1 stop33h 54mMultiple Airlines

Thu 13/318:00LHR - UVF

1 stop24h 45mMultiple Airlines

Deal found 4/2£1,484

Sun 13/714:35UVF - LHR

2 stops40h 30mWestJet

Sat 16/814:10LHR - UVF

2 stops28h 35mWestJet

Deal found 4/2£1,511

Sun 13/716:08UVF - LHR

1 stop34h 07mDelta

Sat 16/815:15LHR - UVF

1 stop28h 00mDelta

Deal found 4/2£1,525

Best flights from Saint Lucia to London
Discover carefully curated flight deals from Saint Lucia to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 February 2025.

Fri 11/720:45UVF - LGW

Nonstop8h 20mBritish Airways

Sat 16/811:15LGW - UVF

Nonstop8h 45mBritish Airways

Deal found 4/2£747

Wed 19/216:25SLU - LHR

1 stop12h 10mMultiple Airlines

Tue 25/213:30LHR - SLU

1 stop30h 25mMultiple Airlines

Deal found 4/2£922

Wed 19/213:52UVF - LHR

1 stop38h 03mUnited Airlines

Tue 25/208:45LHR - UVF

2 stops35h 40mUnited Airlines

Deal found 4/2£948

Fri 1/816:30UVF - LGW

2 stops34h 40mAmerican Airlines

Sat 23/815:05LGW - UVF

2 stops27h 30mAmerican Airlines

Deal found 4/2£1,001

Sun 13/714:35UVF - LGW

2 stops37h 50mWestJet

Sat 16/810:45LGW - UVF

2 stops32h 00mWestJet

Deal found 4/2£1,194

Tue 1/414:40UVF - LHR

2 stops26h 00mFinnair

Thu 1/517:00LHR - UVF

2 stops25h 45mFinnair

Deal found 4/2£1,512

Sun 13/716:08UVF - LHR

1 stop34h 07mDelta

Sat 16/815:15LHR - UVF

1 stop28h 00mDelta

Deal found 4/2£1,525

Sat 12/714:17UVF - LHR

1 stop15h 03mAmerican Airlines

Sat 16/819:40LHR - UVF

2 stops23h 13mAmerican Airlines

Deal found 4/2£1,030

Tue 18/314:45UVF - LGW

1 stop15h 00mMultiple Airlines

Tue 25/310:25LGW - UVF

3 stops32h 20mMultiple Airlines

Deal found 4/2£1,095

Sun 13/714:35UVF - LHR

2 stops40h 30mWestJet

Sat 16/814:10LHR - UVF

2 stops28h 35mWestJet

Deal found 4/2£1,511

Sun 16/316:25SLU - LGW

3 stops35h 50mMultiple Airlines

Sat 22/311:40LGW - SLU

2 stops28h 05mMultiple Airlines

Deal found 4/2£1,413

Tue 1/414:40UVF - LGW

2 stops39h 00mFinnair

Thu 1/515:05LGW - UVF

2 stops28h 23mFinnair

Deal found 4/2£1,560

Last-minute flights from Saint Lucia to London
Discover last-minute flight deals from Saint Lucia to London. Data last updated 5 February 2025 and is based on user searches.

Thu 6/216:49UVF - LGW

2 stops34h 41mAmerican Airlines

Tue 5/815:05LGW - UVF

2 stops27h 48mAmerican Airlines

Deal found 4/2£1,889

Sat 8/216:10UVF - LHR

1 stop15h 50mAmerican Airlines

Mon 10/219:00LHR - UVF

2 stops24h 49mAmerican Airlines

Deal found 4/2£1,521

Wed 19/216:25SLU - LHR

1 stop12h 10mMultiple Airlines

Tue 25/213:30LHR - SLU

1 stop30h 25mMultiple Airlines

Deal found 4/2£922

Wed 19/213:52UVF - LHR

1 stop38h 03mUnited Airlines

Tue 25/208:45LHR - UVF

2 stops35h 40mUnited Airlines

Deal found 4/2£948

Thu 27/216:26UVF - LCY

2 stops20h 09mDelta

Thu 6/308:40LCY - UVF

2 stops34h 26mDelta

Deal found 4/2£1,970

Thu 6/322:10UVF - LGW

Nonstop8h 15mBritish Airways

Thu 13/310:05LGW - UVF

Nonstop9h 05mBritish Airways

Deal found 4/2£755

Thu 6/316:26UVF - LHR

1 stop33h 54mMultiple Airlines

Thu 13/318:00LHR - UVF

1 stop24h 45mMultiple Airlines

Deal found 4/2£1,484

Sun 16/316:25SLU - LGW

3 stops35h 50mMultiple Airlines

Sat 22/311:40LGW - SLU

2 stops28h 05mMultiple Airlines

Deal found 4/2£1,413

Sun 16/315:20UVF - LHR

2 stops24h 50mDelta

Sat 22/316:35LHR - UVF

2 stops25h 25mDelta

Deal found 4/2£1,533

Tue 18/314:45UVF - LGW

1 stop15h 00mMultiple Airlines

Tue 25/310:25LGW - UVF

3 stops32h 20mMultiple Airlines

Deal found 4/2£1,095

One-way flights from Saint Lucia to London
Search for one-way flight options from Saint Lucia to London. Find affordable one-way fares based on user searches. Data last updated 5 February 2025.

Sun 23/314:40UVF - LGW

3 stops59h 20mMultiple Airlines

Deal found 4/2£461

Wed 12/312:52UVF - LHR

1 stop18h 23mUnited Airlines

Deal found 4/2£520

Sun 23/320:40UVF - LGW

Nonstop8h 15mBritish Airways

Deal found 4/2£604

Wed 12/321:00UVF - LHR

Nonstop8h 30mVirgin Atlantic

Deal found 4/2£609

Tue 24/616:25SLU - LGW

3 stops33h 35mMultiple Airlines

Deal found 4/2£694

Tue 24/616:25SLU - LHR

1 stop32h 55mMultiple Airlines

Deal found 4/2£699

Mon 12/515:10UVF - LHR

1 stop14h 25mAmerican Airlines

Deal found 4/2£1,149

Mon 12/515:10UVF - LGW

2 stops34h 25mAmerican Airlines

Deal found 4/2£1,153

Find flights from Saint Lucia to London within your budget

Fly from

Fly to

Route

Depart

Return

Price

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Fri 11/7

20:45-10:05

Nonstop8h 20m

London Gatwick

Sat 16/8

11:15-15:00

Nonstop8h 45m

£747

CastriesLondon

SLU - LHR

SLULHR

Castries George F. L. Charle

Wed 19/2

16:25-08:35

1 stop12h 10m

London Heathrow

Tue 25/2

13:30-15:55

1 stop30h 25m

£922

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Wed 19/2

13:52-07:55

1 stop38h 03m

London Heathrow

Tue 25/2

08:45-16:25

2 stops35h 40m

£948

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Fri 1/8

16:30-08:10

2 stops34h 40m

London Gatwick

Sat 23/8

15:05-13:35

2 stops27h 30m

£1,001

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Sat 12/7

14:17-10:20

1 stop15h 03m

London Heathrow

Sat 16/8

19:40-13:53

2 stops23h 13m

£1,030

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Tue 18/3

14:45-09:45

1 stop15h 00m

London Gatwick

Tue 25/3

10:25-14:45

3 stops32h 20m

£1,095

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Sun 13/7

14:35-09:25

2 stops37h 50m

London Gatwick

Sat 16/8

10:45-13:45

2 stops32h 00m

£1,194

CastriesLondon

SLU - LGW

SLULGW

Castries George F. L. Charle

Sun 16/3

16:25-08:15

3 stops35h 50m

London Gatwick

Sat 22/3

11:40-11:45

2 stops28h 05m

£1,413

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Thu 6/3

16:26-06:20

1 stop33h 54m

London Heathrow

Thu 13/3

18:00-14:45

1 stop24h 45m

£1,484

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Sun 13/7

14:35-12:05

2 stops40h 30m

London Heathrow

Sat 16/8

14:10-13:45

2 stops28h 35m

£1,511

Flights are sorted by cheapest return flights first.

Deals found on 4/2

Showing 1-10 of 22 results

Best time to book a flight from Saint Lucia to London

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

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

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

Currently, January is the cheapest month in which you can book a flight from Saint Lucia to London (average of £112). Flying from Saint Lucia to London in August is currently the most expensive (average of £162). 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 LC to LON?

Unlike in the morning, when flights are generally more expensive, you can save up to 1% on flights from Saint Lucia to London by exploring options for tickets at midday.

Rainfall in London by month

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

Read through reviews of airlines operating flights from Saint Lucia to London, such as Delta, Finnair and Virgin Atlantic. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

8,408 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very Good

8,408 reviews

Delta

8.0

Very Good

8,408 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair

7.6

Good

1,284 reviews

Delta

8.0

Very Good

8,408 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic

7.5

Good

658 reviews

Delta

8.0

Very Good

8,408 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,887 reviews

Delta

8.0

Very Good

8,408 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very Good

8,408 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines to fly from Saint Lucia to London one-way?
To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at £520. British Airways flights start at £604 while deals on Virgin Atlantic start at £609 one-way.
What are the most popular routes from Saint Lucia to London?
Most travelers choose Castries Hewanorra - London Heathrow, Castries Hewanorra - London Gatwick or Castries George F. L. Charle - London Heathrow when deciding on the best route from Saint Lucia to London.
What are the cheapest flights from Saint Lucia to London?
Looking for the cheapest flight from Saint Lucia to London? While on average our users pay £714, our data indicates the cheapest price to be £578. The most popular route (Castries Hewanorra - London Heathrow), is priced around £661.
Can I find deals for flights from Saint Lucia to London that include hotel bookings?
Yes. In addition to deals on Saint Lucia to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Saint Lucia to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Saint Lucia to London.
Can I find deals for business class flights from Saint Lucia to London?
Yes. Cheapflights offers flight deals from Saint Lucia to London 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 Saint Lucia to London?
Currently, January is the cheapest month in which you can book a flight from Saint Lucia to London (average of £112). Flying from Saint Lucia to London in August is currently the most expensive (average of £162). 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

Deal

Hounslow

Gatwick

Milton Keynes

Croydon

Slough

Luton

Ilford

Hayes

Eastbourne

Southend-on-Sea

Wembley

Ipswich

Maidstone

Winchester

Crawley

Watford

Stansted

Southall

Dartford

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Saint Lucia to London

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£492	Average£779	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£618	Average£754	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Saint Lucia to London 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 Saint Lucia to London?

Millions of users choose and trust Cheapflights to book the best flight deals from Saint Lucia to London for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

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

Yes, Cheapflights offers price alerts on Saint Lucia to London flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from Saint Lucia to London from £461

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 23/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Saint Lucia to London

Round-trip from

One-way from

Popular in

Cheapest in

Good round-trip deal

Good one-way deal

Find flight deals from Saint Lucia to London

Cheapest flights from Saint Lucia to LondonExplore the most affordable flight options available from Saint Lucia to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 February 2025.

Explore the most affordable flight options available from Saint Lucia to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 February 2025.

Find flights from Saint Lucia to London within your budget

Best time to book a flight from Saint Lucia to London

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

Travel insights for flights from Saint Lucia to London

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

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

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

Find hourly flight availability from Saint Lucia to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 February 2025.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

Reviews of airlines servicing London

Read through reviews of airlines operating flights from Saint Lucia to London, such as Delta, Finnair and Virgin Atlantic. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the most popular routes from Saint Lucia to London?

What are the cheapest flights from Saint Lucia to London?

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

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

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

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

Travelling to a place near 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 Saint Lucia to London

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

Top 2 airlines flying from Saint Lucia to London

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 Saint Lucia to London?

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

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

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

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Travel Smart

Cheapest flights from Saint Lucia to London
Explore the most affordable flight options available from Saint Lucia to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 February 2025.