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Cheap flights from London Heathrow Airport to Caribbean Islands from £323

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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SJU
1 Apr — 8 Apr1
1 adult

Cheap flight deals from Heathrow to Caribbean Islands

Keep the following information in mind while searching for Heathrow to Caribbean Islands flight deals. Data was last updated 27 March 2025.

Round-trip from

£496

One-way from

£323

Popular in

December

Cheapest in

September

Average price

£702
British Airways
  • British Airways
  • 4/9-18/9
  • Nonstop
  • 17h 05m total
  • London to Caribbean Islands
Search Deals
6/5
  • 6/5
  • 3 total stops
  • 33h 03m total
  • London to Caribbean Islands
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£42 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
Search Deals

Find flight deals from Heathrow to Caribbean Islands

Cheapest flights from Heathrow to Caribbean Islands
Explore the most affordable flight options available from Heathrow to Caribbean Islands. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 March 2025.

Thu 4/911:00LHR - BGI
Nonstop8h 50mBritish Airways
Thu 18/916:40BGI - LHR
Nonstop8h 15mBritish Airways
Deal found 27/3£496
Tue 10/608:05LHR - BGI
Nonstop9h 05mVirgin Atlantic
Tue 17/618:10BGI - LHR
Nonstop8h 40mVirgin Atlantic
Deal found 26/3£497
Tue 9/911:30LHR - SJU
1 stop12h 00mIberia
Wed 24/915:58SJU - LHR
1 stop13h 37mIberia
Deal found 27/3£506
Tue 9/908:15LHR - SJU
1 stop18h 03mIcelandair
Wed 24/911:30SJU - LHR
1 stop17h 00mIcelandair
Deal found 26/3£507
Tue 6/508:15LHR - POS
1 stop34h 12mIcelandair
Tue 13/514:59POS - LHR
1 stop24h 46mIcelandair
Deal found 27/3£518
Wed 23/418:30LHR - SJU
2 stops35h 20mMultiple Airlines
Tue 29/401:31SJU - LHR
3 stops23h 59mMultiple Airlines
Deal found 26/3£522
Fri 2/506:00LHR - POS
2 stops24h 25mAir Canada
Mon 12/502:25POS - LHR
2 stops29h 35mAir Canada
Deal found 27/3£523
Fri 13/606:30LHR - POS
2 stops14h 30mKLM
Sun 22/603:44POS - LHR
2 stops32h 51mKLM
Deal found 27/3£526
Sat 10/517:10LHR - POS
2 stops27h 50mMultiple Airlines
Sun 18/507:20POS - LHR
3 stops22h 25mMultiple Airlines
Deal found 27/3£527
Tue 6/508:15LHR - SJU
1 stop18h 15mJetBlue
Tue 13/513:58SJU - LHR
1 stop14h 32mJetBlue
Deal found 26/3£530
Wed 19/1108:55LHR - BGI
2 stops33h 35mAir Canada
Wed 10/1216:05BGI - LHR
1 stop34h 25mAir Canada
Deal found 27/3£531
Tue 1/409:30LHR - PUJ
1 stop32h 15mAir Canada
Tue 8/409:50PUJ - LHR
1 stop15h 40mAir Canada
Deal found 27/3£534

Cheapflights Fare Finder

Customise your flight search to find flights from Heathrow to Caribbean Islands 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, Cheapflights users made 858,174 searches. Data last updated 27 March 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Caribbean Islands that are best for you.

Fly from

Heathrow

Fly to

Caribbean Islands

Route

Depart

Return

Price

LondonBridgetown

LHR - BGI

LHRBGI

London Heathrow

Thu 4/9

11:00-14:50

Nonstop8h 50m

Bridgetown Grantley Adams Intl

Thu 18/9

16:40-05:55

Nonstop8h 15m

£496

LondonBridgetown

LHR - BGI

LHRBGI

London Heathrow

Tue 10/6

08:05-12:10

Nonstop9h 05m

Bridgetown Grantley Adams Intl

Tue 17/6

18:10-07:50

Nonstop8h 40m

£497

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Tue 9/9

11:30-18:30

1 stop12h 00m

San Juan Luis Munoz Marin Intl

Wed 24/9

15:58-10:35

1 stop13h 37m

£506

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Tue 9/9

08:15-21:18

1 stop18h 03m

San Juan Luis Munoz Marin Intl

Wed 24/9

11:30-09:30

1 stop17h 00m

£507

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Tue 6/5

08:15-13:27

1 stop34h 12m

Port of Spain Piarco Intl

Tue 13/5

14:59-20:45

1 stop24h 46m

£518

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Wed 23/4

18:30-00:50

2 stops35h 20m

San Juan Luis Munoz Marin Intl

Tue 29/4

01:31-06:30

3 stops23h 59m

£522

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Fri 2/5

06:00-01:25

2 stops24h 25m

Port of Spain Piarco Intl

Mon 12/5

02:25-13:00

2 stops29h 35m

£523

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Fri 13/6

06:30-16:00

2 stops14h 30m

Port of Spain Piarco Intl

Sun 22/6

03:44-17:35

2 stops32h 51m

£526

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Sat 10/5

17:10-16:00

2 stops27h 50m

Port of Spain Piarco Intl

Sun 18/5

07:20-10:45

3 stops22h 25m

£527

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

Tue 6/5

08:15-21:30

1 stop18h 15m

San Juan Luis Munoz Marin Intl

Tue 13/5

13:58-09:30

1 stop14h 32m

£530

Flights are sorted by cheapest return flights first.

Deals found on 26/3

Showing 1-10 of 60 results
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Best time to book a flight from Heathrow to Caribbean Islands

Have a flexible travel schedule? Discover the best time to fly to Caribbean Islands 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.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Caribbean Islands

What is the cheapest month to book a flight from London Heathrow Airport to Caribbean Islands?

Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to Caribbean Islands (average of £631). Flying from London Heathrow Airport to Caribbean Islands in July is currently the most expensive (average of £1,027). 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 EPX?

Find hourly flight availability from Heathrow to Caribbean Islands. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 March 2025.

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

Rainfall in Caribbean Islands by month

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

In terms of precipitation, rainfall in Caribbean Islands ranges from 40.0 - 180.0 inches per month. October is typically the wettest month, when rainfall can reach 180.0 mm. February is typically the driest time to visit Caribbean Islands when rainfall is around 40.0 mm.

Temperature in Caribbean Islands by month

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

If weather is an important factor for your trip to Caribbean Islands, 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 28.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 25.0 C).

Reviews of airlines servicing Caribbean Islands

Get insights into the airlines that provide service to Caribbean Islands. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Caribbean Islands. Reviews last updated 27 March 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Finnair from London to Caribbean Islands to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,895 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

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
7,895 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

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.
KLM
7.8
Good
1,319 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

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
1,267 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

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.
Air France
7.4
Good
1,424 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

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
8,603 reviews
Delta
8.0
Very Good
7,895 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

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

Find useful and relevant information for your journey from Heathrow to Caribbean Islands. 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 Caribbean Islands one-way?

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at £361. Virgin Atlantic flights start at £390 while deals on British Airways start at £407 one-way.

  • What are the most popular routes from London Heathrow Airport to Caribbean Islands?

    The most popular flight routes from London Heathrow Airport to Caribbean Islands are London Heathrow - Bridgetown Grantley Adams Intl, London Heathrow - Montego Bay Sangster Intl and London Heathrow - Kingston Norman Manley.

  • Can I find deals for flights from Heathrow to Caribbean Islands that include hotel bookings?

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

  • How can I find direct flights from Heathrow to Caribbean Islands?

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

  • Can I find deals for business class flights from Heathrow to Caribbean Islands?

    Yes. Cheapflights offers flight deals from Heathrow to Caribbean Islands 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 Caribbean Islands?

    Currently, April is the cheapest month in which you can book a flight from London Heathrow Airport to Caribbean Islands (average of £631). Flying from London Heathrow Airport to Caribbean Islands in July is currently the most expensive (average of £1,027). 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

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Alternative routes for Heathrow to Caribbean Islands

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Heathrow to Caribbean Islands

Discover the top 10 airlines that operate flights from Heathrow to Caribbean Islands. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 27 March 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£409Average£608FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
FinnairCheapest£437Average£807FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£444Average£828FlexibilityNo cancel feeOn-time75%
Search KLM flights
JetBlueCheapest£455Average£690FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
British AirwaysCheapest£470Average£782FlexibilityNo cancel feeOn-time70%
Search British Airways flights
SWISSCheapest£480Average£717FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Virgin AtlanticCheapest£502Average£899FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air CanadaCheapest£504Average£620FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
IberiaCheapest£520Average£762FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Air TransatCheapest£572Average£659FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

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 Caribbean Islands?

Cheapflights makes it easy to find Heathrow to Caribbean Islands flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Caribbean Islands?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Caribbean Islands from Heathrow.

Can Cheapflights find flights from Heathrow to Caribbean Islands with no change fees?

Certainly. Search results for flights to Caribbean Islands from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Heathrow to Caribbean Islands become cheaper?

Of course! You can now track prices for flights from Heathrow to Caribbean Islands and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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