Cheap flights from London Heathrow Airport to Port of Spain from £450

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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — POS
11 Jun — 18 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Port of Spain

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Port of Spain
Explore the most affordable flight options available from Heathrow to Port of Spain. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 May 2026.

Sun 13/906:00
LHR
-
POS
2 stops23h 15m
Air Canada
Sun 20/901:20
POS
-
LHR
1 stop24h 15m
Air Canada
Deal found 10/5£605
Tue 16/606:30
LHR
-
POS
2 stops14h 30m
KLM
Tue 23/617:20
POS
-
LHR
1 stop33h 20m
KLM
Deal found 10/5£609
Mon 1/608:30
LHR
-
POS
1 stop20h 45m
Air Canada
Mon 29/601:25
POS
-
LHR
1 stop27h 10m
Air Canada
Deal found 9/5£611
Thu 18/617:40
LHR
-
POS
1 stop35h 35m
Air Canada
Mon 22/601:25
POS
-
LHR
1 stop27h 10m
Air Canada
Deal found 9/5£611
Thu 10/914:45
LHR
-
POS
2 stops30h 15m
Multiple Airlines
Tue 15/917:20
POS
-
LHR
2 stops18h 15m
Multiple Airlines
Deal found 9/5£613
Thu 18/614:45
LHR
-
POS
2 stops30h 15m
KLM
Tue 23/617:20
POS
-
LHR
1 stop12h 25m
KLM
Deal found 9/5£616
Fri 19/606:30
LHR
-
POS
2 stops14h 30m
KLM
Tue 23/617:20
POS
-
LHR
1 stop21h 05m
KLM
Deal found 8/5£616
Mon 7/906:00
LHR
-
POS
2 stops23h 15m
Air Canada
Sun 13/901:20
POS
-
LHR
2 stops24h 10m
Air Canada
Deal found 11/5£618
Sun 13/906:00
LHR
-
POS
2 stops23h 15m
Air Canada
Fri 18/901:20
POS
-
LHR
1 stop24h 15m
Air Canada
Deal found 10/5£620
Mon 21/906:00
LHR
-
POS
2 stops23h 15m
Air Canada
Sun 4/1001:20
POS
-
LHR
2 stops24h 10m
Air Canada
Deal found 9/5£626
Sat 12/917:15
LHR
-
POS
2 stops36h 00m
Air Canada
Fri 18/901:20
POS
-
LHR
1 stop24h 15m
Air Canada
Deal found 10/5£627

Find flight deals from Heathrow to Port of Spain

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Port of Spain (POS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 May 2026.

Round-trip from

£605

One-way from

£450

Popular in

July

Cheapest in

September

Average price

£746
Air Canada
  • Air Canada
  • 13/9-20/9
  • 3 total stops
  • 47h 30m total
  • London to Port of Spain
8/6
  • 8/6
  • 2 total stops
  • 28h 05m total
  • London to Port of Spain
Highest demand for flights based on searches. 4% potential increase in price (£26 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Average for round-trip flights in May 2026

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Port of Spain 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 12 May 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Port of Spain that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Thu 10/9

14:45-16:00

2 stops30h 15m

Port of Spain Piarco Intl

Tue 15/9

17:20-16:35

2 stops18h 15m

£613

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Sun 24/5

19:45-16:00

3 stops49h 15m

Port of Spain Piarco Intl

Sun 14/6

07:20-16:15

3 stops27h 55m

£663

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Fri 26/6

06:30-16:00

2 stops14h 30m

Port of Spain Piarco Intl

Wed 1/7

03:50-20:55

2 stops36h 05m

£737

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Thu 25/6

14:45-16:00

2 stops30h 15m

Port of Spain Piarco Intl

Wed 1/7

03:50-20:55

2 stops36h 05m

£738

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Mon 29/6

09:30-00:30

2 stops20h 00m

Port of Spain Piarco Intl

Sun 12/7

01:25-11:50

1 stop29h 25m

£742

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Wed 27/5

20:55-01:46

2 stops33h 51m

Port of Spain Piarco Intl

Tue 9/6

03:49-16:15

2 stops31h 26m

£891
Fastest return journey

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Sat 24/10

10:00-23:23

1 stop18h 23m

Port of Spain Piarco Intl

Fri 6/11

01:30-07:30

1 stop26h 00m

£932

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Sun 11/10

10:00-23:23

1 stop18h 23m

Port of Spain Piarco Intl

Sat 21/11

01:30-07:55

2 stops26h 25m

£933
Cheapest one-way

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Thu 18/6

14:45-16:00

2 stops30h 15m

£495
Fastest single journey

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Fri 12/6

06:30-16:00

2 stops14h 30m

£516

Flights are sorted by cheapest return flights first.

Deals found on 9/5

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Heathrow to Port of Spain

Have a flexible travel schedule? Discover the best time to fly to Port of Spain 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 Port of Spain

How far ahead should I book a flight from London Heathrow Airport to Port of Spain?

The price you pay for your flight from London Heathrow Airport to Port of Spain may vary depending on when you book. For the best chance of a lower fare, look to book 57 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from London Heathrow Airport to Port of Spain?

Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Port of Spain (average of £557). Flying from London Heathrow Airport to Port of Spain in July is currently the most expensive (average of £885). 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.

How much does it cost for a return flight from London Heathrow Airport to Port of Spain?

Reviews of airlines servicing Port of Spain

Get insights into the airlines that provide service to Port of Spain. 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 Port of Spain. Reviews last updated 12 May 2026.
See what other customers who have flown with KLM,Finnair, andAmerican Airlines from London Heathrow Airport to Port of Spain have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.7

Crew

8.4

Entertainment

7.2

Overall

7.8

Boarding

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Comfort

7.7

Crew

8.4

Entertainment

7.2

Overall

7.8

Boarding

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Comfort

7.7

Crew

8.4

Entertainment

7.2

Overall

7.8

Boarding

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Comfort

7.7

Crew

8.4

Entertainment

7.2

Overall

7.8

Boarding

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Comfort

7.7

Crew

8.4

Entertainment

7.2

Overall

7.8

Boarding

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Comfort

7.7

Crew

8.4

Entertainment

7.2

Overall

7.8

Boarding

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Port of Spain. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Port of Spain from London Heathrow?

    Port of Spain Piarco Intl (POS) is the airport you will fly into if you book a flight from London Heathrow to Port of Spain. You should not have trouble finding flights to Piarco Intl from London Heathrow; the airport handles an average of 0 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 6 airlines have flights to the Port of Spain airport from London Heathrow. It is only a 12.6 mi journey from Piarco Intl (POS) to Port of Spain’s city center.

  • How long is the flight from London Heathrow Airport to Port of Spain?

    There are many flights that can get you from London Heathrow Airport to Port of Spain in 14h 30m. Fly via KLM or Air Canada to get the fastest option. London Heathrow Airport and Port of Spain are separated by a distance of 4404 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from London Heathrow Airport to Port of Spain round-trip?

    Cheapflights users have booked flights from London Heathrow Airport to Port of Spain round-trip from £487. Other airlines that can offer you cheap pricing are JetBlue, from £494, and KLM, from £502. Air Canada is priced at 29% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Heathrow to Port of Spain that include hotel bookings?

    Yes. In addition to deals on Heathrow to Port of Spain flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Port of Spain?

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

  • Can I find deals for business class flights from Heathrow to Port of Spain?

    Yes. Cheapflights offers flight deals from Heathrow to Port of Spain 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 Port of Spain?

    Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Port of Spain (average of £557). Flying from London Heathrow Airport to Port of Spain in July is currently the most expensive (average of £885). 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 Port of Spain

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

Top 6 airlines flying from Heathrow to Port of Spain

Discover the top 6 airlines that operate flights from Heathrow to Port of Spain. 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 12 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£487Average£586FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
JetBlueCheapest£494Average£533FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
KLMCheapest£502Average£722FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£524Average£656FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£628Average£663FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£656Average£758FlexibilityNo cancel feeOn-time71%
Search American Airlines 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 Port of Spain?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Port of Spain. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Port of Spain?

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 Heathrow to Port of Spain.

Can Cheapflights find flights from Heathrow to Port of Spain with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Port of Spain, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow to Port of Spain become cheaper?

Of course! You can now track prices for flights from Heathrow to Port of Spain 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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