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Cheap flights from London Heathrow Airport to Caribbean Islands from £278

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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SJU
11 dic — 18 dic1
1 adult
1 adult, Economy, 0 bags

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 11 novembre 2025.

Round-trip from

£526

One-way from

£278

Popular in

December

Cheapest in

January

Average price

£716
Icelandair
  • Icelandair
  • 12/1-26/1
  • 3 total stops
  • 31h 47m total
  • London to Caribbean Islands
Search Deals
3/2
  • 3/2
  • 1 total stop
  • 18h 05m total
  • London to Caribbean Islands
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£24 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find 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 11 novembre 2025.

ven 28/1106:00LHR - PUJ
2 stops22h 45mMultiple Airlines
mer 3/1212:50PUJ - LHR
1 stop14h 20mMultiple Airlines
Deal found 9/11£532
sab 15/1118:00LHR - PUJ
1 stop22h 05mAir Canada
sab 22/1123:00PUJ - LHR
1 stop27h 30mAir Canada
Deal found 10/11£535
dom 7/1207:45LHR - SJU
1 stop24h 03mJetBlue
dom 14/1206:10SJU - LHR
1 stop20h 45mJetBlue
Deal found 8/11£540
mer 12/1111:10LHR - PUJ
1 stop14h 25mAir Canada
mer 19/1113:05PUJ - LHR
1 stop13h 25mAir Canada
Deal found 8/11£544
dom 23/1111:10LHR - PUJ
1 stop14h 25mAir Canada
gio 4/1213:05PUJ - LHR
1 stop18h 15mAir Canada
Deal found 9/11£545
ven 5/1217:10LHR - PUJ
2 stops35h 35mMultiple Airlines
mar 10/219:40PUJ - LHR
1 stop31h 30mMultiple Airlines
Deal found 8/11£545
mer 19/1118:00LHR - PUJ
1 stop31h 35mAir Canada
dom 23/1122:25PUJ - LHR
1 stop32h 55mAir Canada
Deal found 9/11£548
sab 15/1111:10LHR - PUJ
1 stop28h 55mAir Canada
dom 23/1122:25PUJ - LHR
1 stop32h 55mAir Canada
Deal found 10/11£550
gio 13/1118:00LHR - PUJ
1 stop23h 45mAir Canada
mar 18/1122:25PUJ - LHR
1 stop28h 05mAir Canada
Deal found 10/11£551
mar 2/1206:50LHR - PUJ
2 stops21h 55mAir Canada
mar 9/1222:25PUJ - LHR
1 stop28h 05mAir Canada
Deal found 8/11£552
gio 27/1111:10LHR - PUJ
1 stop14h 25mAir Canada
gio 4/1222:25PUJ - LHR
1 stop32h 55mAir Canada
Deal found 9/11£558
mar 9/1207:25LHR - SJU
1 stop31h 19mJetBlue
mar 16/1210:00SJU - LHR
1 stop19h 30mJetBlue
Deal found 8/11£563

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 11 novembre 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

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

ven 13/3

12:20-01:47

1 stop17h 27m

San Juan Luis Munoz Marin Intl

mer 18/3

11:05-06:55

1 stop15h 50m

£540

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

ven 13/3

07:25-22:47

1 stop19h 22m

San Juan Luis Munoz Marin Intl

dom 15/3

00:59-20:45

1 stop15h 46m

£540

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

gio 12/3

12:20-01:47

1 stop17h 27m

San Juan Luis Munoz Marin Intl

mer 18/3

11:05-06:55

1 stop15h 50m

£540

LondonSan Juan

LHR - SJU

LHRSJU

London Heathrow

dom 15/3

12:20-22:47

1 stop14h 27m

San Juan Luis Munoz Marin Intl

mar 17/3

12:15-09:30

1 stop17h 15m

£544

LondonPunta Cana

LHR - PUJ

LHRPUJ

London Heathrow

gio 22/1

13:00-12:05

1 stop27h 05m

Punta Cana

mar 10/2

13:05-06:30

1 stop13h 25m

£570

LondonBridgetown

LHR - BGI

LHRBGI

London Heathrow

lun 9/3

18:00-14:25

1 stop24h 25m

Bridgetown Grantley Adams Intl

mar 31/3

15:15-11:50

1 stop15h 35m

£570

LondonPunta Cana

LHR - PUJ

LHRPUJ

London Heathrow

lun 4/5

17:40-15:20

1 stop26h 40m

Punta Cana

sab 23/5

16:25-06:35

1 stop33h 10m

£573

LondonBridgetown

LHR - BGI

LHRBGI

London Heathrow

gio 12/3

09:40-15:00

Nonstop9h 20m

Bridgetown Grantley Adams Intl

lun 16/3

21:00-09:35

Nonstop8h 35m

£576

LondonPunta Cana

LHR - PUJ

LHRPUJ

London Heathrow

gio 4/12

15:50-14:25

1 stop26h 35m

Punta Cana

gio 15/1

21:15-13:45

1 stop12h 30m

£580

LondonPunta Cana

LHR - PUJ

LHRPUJ

London Heathrow

sab 17/1

09:05-13:45

2 stops56h 40m

Punta Cana

sab 24/1

19:40-11:15

2 stops35h 35m

£580

Flights are sorted by cheapest return flights first.

Deals found on 8/11

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, March is the cheapest month in which you can book a flight from London Heathrow Airport to Caribbean Islands (average of £425). Flying from London Heathrow Airport to Caribbean Islands in December is currently the most expensive (average of £539). 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 11 novembre 2025.

It’s typically best to fly out from London Heathrow Airport to Caribbean Islands in the morning. Doing so could potentially save you 8% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from London Heathrow Airport to Caribbean Islands?

Use this chart to determine the cheapest time to fly return from Heathrow to Caribbean Islands. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London Heathrow Airport to Caribbean Islands flight should consider departing on Monday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 11 novembre 2025.
Read through reviews of airlines operating flights from London Heathrow Airport to Caribbean Islands, such as KLM, Finnair, andVirgin Atlantic. 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
7.7
Good
1,410 reviews
Check prices

Overall

7.7

Comfort

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,410 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Overall

7.7

Comfort

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Finnair
7.6
Good
1,335 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Overall

7.7

Comfort

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Virgin Atlantic
7.5
Good
673 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Overall

7.7

Comfort

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Air Canada
7.1
Good
10,437 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Overall

7.7

Comfort

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,510 reviews
KLM
7.7
Good
1,410 reviews
Check prices

Overall

7.7

Comfort

7.7

Boarding

7.8

Crew

8.4

Entertainment

7.1

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

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 JetBlue, Air Canada, and Virgin Atlantic fly from London Heathrow Airport to Caribbean Islands in about 9h 20m. The time it takes to get you to your destination can typically vary by up to 17h 45m. 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 £368. WestJet flights start at £370 while deals on Virgin Atlantic start at £398 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, March is the cheapest month in which you can book a flight from London Heathrow Airport to Caribbean Islands (average of £425). Flying from London Heathrow Airport to Caribbean Islands in December is currently the most expensive (average of £539). 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 11 novembre 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£339Average£898FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
JetBlueCheapest£452Average£704FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FinnairCheapest£458Average£736FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£473Average£841FlexibilityNo cancel feeOn-time75%
Search KLM flights
IcelandairCheapest£477Average£683FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
SWISSCheapest£494Average£824FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air CanadaCheapest£503Average£628FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
IberiaCheapest£515Average£853FlexibilityNo cancel feeOn-time77%
Search Iberia flights
British AirwaysCheapest£522Average£805FlexibilityNo cancel feeOn-time70%
Search British Airways flights
AviancaCheapest£522Average£730FlexibilityNo cancel feeOn-time71%
Search Avianca 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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