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Cheap flights from Portsmouth to Caribbean from £340

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 24/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SJU
6 Apr — 13 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Caribbean

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Caribbean
Explore the most affordable flight options available from Portsmouth to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 March 2026.

Sun 19/417:20
SOU
-
SDQ
2 stops38h 00m
KLM
Sun 26/414:37
SDQ
-
SOU
2 stops45h 13m
KLM
Deal found 5/3£841
Fri 17/420:00
SOU
-
SDQ
2 stops34h 19m
Multiple Airlines
Fri 24/405:40
SDQ
-
SOU
2 stops30h 10m
Multiple Airlines
Deal found 3/3£883
Tue 2/609:05
SOU
-
MBJ
2 stops32h 10m
KLM
Tue 9/612:49
MBJ
-
SOU
2 stops22h 01m
KLM
Deal found 3/3£940
Fri 17/420:00
SOU
-
MBJ
2 stops47h 00m
Multiple Airlines
Fri 24/412:38
MBJ
-
SOU
2 stops22h 12m
Multiple Airlines
Deal found 3/3£973
Tue 10/308:50
SOU
-
MBJ
1 stop14h 35m
Multiple Airlines
Tue 17/319:05
MBJ
-
SOU
2 stops16h 55m
Multiple Airlines
Deal found 5/3£978
Fri 24/420:00
SOU
-
KIN
2 stops47h 21m
Multiple Airlines
Thu 30/405:05
KIN
-
SOU
2 stops21h 35m
Multiple Airlines
Deal found 5/3£1,049
Sun 19/420:00
SOU
-
MBJ
2 stops44h 15m
Multiple Airlines
Sun 26/415:35
MBJ
-
SOU
2 stops35h 05m
Multiple Airlines
Deal found 5/3£1,056
Tue 10/308:50
SOU
-
MBJ
2 stops30h 10m
KLM
Tue 17/311:15
MBJ
-
SOU
2 stops24h 45m
KLM
Deal found 5/3£1,064
Tue 2/609:10
SOU
-
MBJ
2 stops32h 35m
Multiple Airlines
Tue 9/612:30
MBJ
-
SOU
3 stops38h 05m
Multiple Airlines
Deal found 3/3£1,109
Sun 19/420:00
SOU
-
SDQ
3 stops35h 40m
Multiple Airlines
Sun 26/406:10
SDQ
-
SOU
3 stops29h 40m
Multiple Airlines
Deal found 5/3£1,123
Thu 14/509:05
SOU
-
MBJ
2 stops32h 21m
Delta
Wed 20/516:59
MBJ
-
SOU
2 stops57h 46m
Delta
Deal found 6/3£1,478

Find flight deals from Portsmouth to Caribbean

Keep the following information in mind while searching for Portsmouth to Caribbean flight deals. Data was last updated 7 March 2026.

Round-trip from

£841

One-way from

£340

Popular in

December

Cheapest in

January

Average price

£734
KLM
  • KLM
  • 19/4-26/4
  • 4 total stops
  • 83h 13m total
  • Portsmouth to Caribbean
Search Deals
24/4
  • 24/4
  • 3 total stops
  • 40h 11m total
  • Portsmouth to Caribbean
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£12 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Caribbean 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 7 March 2026.
Use the filters below to find and compare flights from Portsmouth to Caribbean that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonSanto Domingo

SOU - SDQ

SOUSDQ

Southampton Eastleigh

Sun 19/4

17:20-02:20

2 stops38h 00m

Santo Domingo Las Americas

Sun 26/4

14:37-16:50

2 stops45h 13m

£841

SouthamptonSanto Domingo

SOU - SDQ

SOUSDQ

Southampton Eastleigh

Fri 17/4

20:00-01:19

2 stops34h 19m

Santo Domingo Las Americas

Fri 24/4

05:40-16:50

2 stops30h 10m

£883
Fastest return journey

SouthamptonMontego Bay

SOU - MBJ

SOUMBJ

Southampton Eastleigh

Tue 2/6

09:05-11:15

2 stops32h 10m

Montego Bay Sangster Intl

Tue 9/6

12:49-16:50

2 stops22h 01m

£940

SouthamptonMontego Bay

SOU - MBJ

SOUMBJ

Southampton Eastleigh

Fri 17/4

20:00-13:00

2 stops47h 00m

Montego Bay Sangster Intl

Fri 24/4

12:38-16:50

2 stops22h 12m

£973

SouthamptonKingston

SOU - KIN

SOUKIN

Southampton Eastleigh

Fri 24/4

20:00-13:21

2 stops47h 21m

Kingston Norman Manley

Thu 30/4

05:05-08:40

2 stops21h 35m

£1,049

SouthamptonMontego Bay

SOU - MBJ

SOUMBJ

Southampton Eastleigh

Sun 19/4

20:00-10:15

2 stops44h 15m

Montego Bay Sangster Intl

Sun 26/4

15:35-08:40

2 stops35h 05m

£1,056

SouthamptonSanto Domingo

SOU - SDQ

SOUSDQ

Southampton Eastleigh

Sun 19/4

20:00-02:40

3 stops35h 40m

Santo Domingo Las Americas

Sun 26/4

06:10-16:50

3 stops29h 40m

£1,123

SouthamptonMontego Bay

SOU - MBJ

SOUMBJ

Southampton Eastleigh

Tue 2/6

09:10-11:20

3 stops32h 10m

Montego Bay Sangster Intl

Tue 9/6

12:30-08:35

3 stops38h 05m

£1,180

SouthamptonMontego Bay

SOU - MBJ

SOUMBJ

Southampton Eastleigh

Mon 18/5

09:05-12:56

2 stops33h 51m

Montego Bay Sangster Intl

Wed 20/5

13:18-08:35

2 stops37h 17m

£1,528

SouthamptonMontego Bay

SOU - MBJ

SOUMBJ

Southampton Eastleigh

Sun 17/5

09:15-11:26

2 stops32h 11m

Montego Bay Sangster Intl

Wed 20/5

13:18-08:35

2 stops37h 17m

£1,528

Flights are sorted by cheapest return flights first.

Deals found on 5/3

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Best time to book a flight from Portsmouth to Caribbean

Have a flexible travel schedule? Discover the best time to fly to Caribbean from Portsmouth 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 Portsmouth to Caribbean

What is the cheapest month to book a flight from Portsmouth to Caribbean?

Currently, October is the cheapest month in which you can book a flight from Portsmouth to Caribbean (average of £308). Flying from Portsmouth to Caribbean in December is currently the most expensive (average of £540). 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 P0R to CB?

Find hourly flight availability from Portsmouth to Caribbean. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 7 March 2026.

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

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Caribbean. 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 Portsmouth to Caribbean?

    There are many flights that can get you from Portsmouth to Caribbean in 33h 51m. Fly via KLM or Delta to get the fastest option. The distance between Portsmouth and Caribbean is about 4649 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Portsmouth to Caribbean?

    Most travelers choose Southampton Eastleigh - Montego Bay Sangster Intl, Southampton Eastleigh - Havana Jose Marti Intl or Southampton Eastleigh - Kingston Norman Manley when deciding on the best route from Portsmouth to Caribbean.

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

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

  • How can I find direct flights from Portsmouth to Caribbean?

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

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

    Yes. Cheapflights offers flight deals from Portsmouth to Caribbean 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 Portsmouth to Caribbean?

    Currently, October is the cheapest month in which you can book a flight from Portsmouth to Caribbean (average of £308). Flying from Portsmouth to Caribbean in December is currently the most expensive (average of £540). 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 Portsmouth to Caribbean

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

Discover the top 10 airlines that operate flights from Portsmouth to Caribbean. 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 7 March 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest£217Average£850FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
TUI AirwaysCheapest£329Average£700FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
Virgin AtlanticCheapest£345Average£981FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air EuropaCheapest£398Average£817FlexibilityNo cancel feeOn-time83%
Search Air Europa flights
JetBlueCheapest£411Average£685FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
FinnairCheapest£437Average£728FlexibilityNo cancel feeOn-time76%
Search Finnair flights
SWISSCheapest£485Average£717FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Air TransatCheapest£494Average£749FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
AviancaCheapest£497Average£659FlexibilityNo cancel feeOn-time71%
Search Avianca flights
KLMCheapest£498Average£968FlexibilityNo cancel feeOn-time75%
Search KLM 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 Portsmouth to Caribbean?

Cheapflights makes it easy to find Portsmouth to Caribbean 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 Portsmouth to Caribbean?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portsmouth to Caribbean.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Portsmouth to Caribbean flexibly with Cheapflights today.

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

Yes! Start tracking prices for Portsmouth to Caribbean 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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