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Cheap flights from London Heathrow Airport to Caribbean Islands from £301

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 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SJU
21 Aug — 28 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Caribbean Islands

Enter your travel dates to find the best prices.

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 22 July 2026.

Tue 8/908:15
LHR
-
POS
1 stop15h 16m
JetBlue
Wed 16/915:50
POS
-
LHR
1 stop23h 55m
JetBlue
Deal found 21/7£539
Tue 8/908:15
LHR
-
POS
1 stop15h 16m
JetBlue
Tue 22/915:50
POS
-
LHR
1 stop23h 55m
JetBlue
Deal found 19/7£556
Wed 9/908:15
LHR
-
NAS
1 stop33h 10m
JetBlue
Sun 13/914:15
NAS
-
LHR
1 stop25h 30m
JetBlue
Deal found 21/7£581
Tue 8/908:15
LHR
-
UVF
1 stop36h 05m
JetBlue
Wed 16/916:25
UVF
-
LHR
1 stop23h 20m
JetBlue
Deal found 21/7£583
Mon 7/908:15
LHR
-
POS
1 stop34h 19m
JetBlue
Mon 28/915:50
POS
-
LHR
1 stop23h 55m
JetBlue
Deal found 20/7£584
Thu 22/1020:05
LHR
-
POS
2 stops33h 10m
SWISS
Thu 19/1102:15
POS
-
LHR
2 stops30h 45m
SWISS
Deal found 20/7£587
Wed 4/1112:20
LHR
-
POS
1 stop31h 00m
JetBlue
Sat 14/1116:45
POS
-
LHR
1 stop24h 00m
JetBlue
Deal found 20/7£589
Mon 9/1112:10
LHR
-
MBJ
2 stops27h 16m
Multiple Airlines
Mon 23/1118:25
MBJ
-
LHR
2 stops32h 40m
Multiple Airlines
Deal found 19/7£598
Sat 5/920:50
LHR
-
PUJ
1 stop30h 35m
Multiple Airlines
Wed 16/916:40
PUJ
-
LHR
2 stops19h 55m
Multiple Airlines
Deal found 21/7£600
Fri 11/922:05
LHR
-
PUJ
1 stop23h 40m
Avianca
Wed 23/918:35
PUJ
-
LHR
1 stop16h 00m
Avianca
Deal found 19/7£601
Mon 5/1022:05
LHR
-
PUJ
1 stop24h 20m
Avianca
Mon 12/1018:35
PUJ
-
LHR
1 stop16h 00m
Avianca
Deal found 18/7£602
Tue 13/1017:15
LHR
-
POS
2 stops36h 00m
Air Canada
Tue 27/1001:05
POS
-
LHR
1 stop25h 25m
Air Canada
Deal found 17/7£603

Find 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 22 July 2026.

Round-trip from

£539

One-way from

£301

Popular in

December

Cheapest in

June

Average price

£920
JetBlue
  • JetBlue
  • 8/9-16/9
  • 2 total stops
  • 39h 11m total
  • London to Caribbean Islands
Search Deals
1/9
  • 1/9
  • 1 total stop
  • 15h 05m total
  • London to Caribbean Islands
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 22 July 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Caribbean Islands that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonBridgetown

LHR - BGI

LHRBGI

London Heathrow

Thu 7/1

13:25-18:20

Nonstop8h 55m

Bridgetown Grantley Adams Intl

Wed 20/1

20:15-08:30

Nonstop8h 15m

£656
Fastest return journey

LondonBridgetown

LHR - BGI

LHRBGI

London Heathrow

Wed 6/1

13:25-18:20

Nonstop8h 55m

Bridgetown Grantley Adams Intl

Tue 19/1

17:40-05:50

Nonstop8h 10m

£656

LondonBridgetown

LHR - BGI

LHRBGI

London Heathrow

Wed 13/1

10:35-15:35

Nonstop9h 00m

Bridgetown Grantley Adams Intl

Wed 20/1

20:15-08:30

Nonstop8h 15m

£659

LondonSt. George's

LHR - GND

LHRGND

London Heathrow

Sat 12/9

16:35-14:03

2 stops26h 28m

St. George's Point Saline Intl

Sat 19/9

15:05-21:40

2 stops25h 35m

£662

LondonMontego Bay

LHR - MBJ

LHRMBJ

London Heathrow

Fri 18/9

17:40-11:20

1 stop23h 40m

Montego Bay Sangster Intl

Fri 2/10

12:30-09:35

1 stop15h 05m

£668

LondonBridgetown

LHR - BGI

LHRBGI

London Heathrow

Sat 16/1

10:35-15:35

Nonstop9h 00m

Bridgetown Grantley Adams Intl

Sat 23/1

20:15-08:30

Nonstop8h 15m

£668

LondonBridgetown

LHR - BGI

LHRBGI

London Heathrow

Sat 5/9

11:10-15:00

Nonstop8h 50m

Bridgetown Grantley Adams Intl

Tue 15/9

16:50-06:15

Nonstop8h 25m

£674

LondonPunta Cana

LHR - PUJ

LHRPUJ

London Heathrow

Wed 19/8

09:30-16:05

1 stop35h 35m

Punta Cana

Wed 26/8

17:05-06:35

2 stops32h 30m

£679

LondonBridgetown

LHR - BGI

LHRBGI

London Heathrow

Fri 11/9

11:10-15:00

Nonstop8h 50m

Bridgetown Grantley Adams Intl

Sat 19/9

16:50-06:15

Nonstop8h 25m

£682

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Mon 9/11

14:30-15:01

1 stop28h 31m

Castries Hewanorra

Mon 16/11

16:07-11:40

1 stop15h 33m

£685

Flights are sorted by cheapest return flights first.

Deals found on 19/7

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
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6

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, January is the cheapest month in which you can book a flight from London Heathrow Airport to Caribbean Islands (average of £682). Flying from London Heathrow Airport to Caribbean Islands in December is currently the most expensive (average of £1,022). 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 22 July 2026.

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.

How far ahead should I book a flight from London Heathrow Airport to Caribbean Islands?

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Caribbean Islands, you should look to book at least 29 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 22 July 2026.
Read through reviews of airlines operating flights from London Heathrow Airport to Caribbean Islands, such as KLM,Virgin Atlantic, andAmerican Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,544 reviews
Check prices

Comfort

7.7

Overall

7.8

Food

7.3

Entertainment

7.2

Crew

8.4

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
KLM
7.8
Good
1,544 reviews
KLM
7.8
Good
1,544 reviews
Check prices

Comfort

7.7

Overall

7.8

Food

7.3

Entertainment

7.2

Crew

8.4

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
Virgin Atlantic
7.5
Good
693 reviews
KLM
7.8
Good
1,544 reviews
Check prices

Comfort

7.7

Overall

7.8

Food

7.3

Entertainment

7.2

Crew

8.4

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
American Airlines
7.1
Good
11,838 reviews
KLM
7.8
Good
1,544 reviews
Check prices

Comfort

7.7

Overall

7.8

Food

7.3

Entertainment

7.2

Crew

8.4

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
Air Canada
7.1
Good
11,371 reviews
KLM
7.8
Good
1,544 reviews
Check prices

Comfort

7.7

Overall

7.8

Food

7.3

Entertainment

7.2

Crew

8.4

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.
British Airways
6.7
Okay
8,124 reviews
KLM
7.8
Good
1,544 reviews
Check prices

Comfort

7.7

Overall

7.8

Food

7.3

Entertainment

7.2

Crew

8.4

Boarding

7.8

Reviews

1 / 20
4.0
Okay

Subhash,Jul 2026

CDG - ATL

The priority tag for bags were taken out. 1 bag is missing. Food was worst for AVML. The food was dry and burnt.

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.

  • How long is the flight from London Heathrow Airport to Caribbean Islands?

    Airlines like British Airways, American Airlines, and Air Canada fly from London Heathrow Airport to Caribbean Islands in about 8h 55m. The time it takes to get you to your destination can typically vary by up to 17h 33m. Airlines will cover a distance of 4192 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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 JetBlue, which is currently one of the cheapest options available, starting at £341. British Airways flights start at £388 while deals on Virgin Atlantic start at £393 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, January is the cheapest month in which you can book a flight from London Heathrow Airport to Caribbean Islands (average of £682). Flying from London Heathrow Airport to Caribbean Islands in December is currently the most expensive (average of £1,022). 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

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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 22 July 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest£217Average£825FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Virgin AtlanticCheapest£333Average£920FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
JetBlueCheapest£433Average£677FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
SWISSCheapest£484Average£720FlexibilityNo cancel feeOn-time79%
Search SWISS flights
AviancaCheapest£486Average£795FlexibilityNo cancel feeOn-time71%
Search Avianca flights
IcelandairCheapest£494Average£721FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air CanadaCheapest£497Average£688FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
KLMCheapest£509Average£899FlexibilityNo cancel feeOn-time75%
Search KLM flights
IberiaCheapest£521Average£918FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£532Average£868FlexibilityNo cancel feeOn-time70%
Search British Airways 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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