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Cheap flights from London Heathrow Airport to Port of Spain from £393

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 17/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — POS
12 Sep — 19 Sep1
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 13 August 2026.

Mon 26/1017:10 -
2 stops34h 51m
Sun 15/1102:15 -
2 stops34h 05m
Deal found 11/8£548
Tue 13/1018:40 -
2 stops34h 35m
Tue 27/1001:15 -
2 stops52h 05m
Deal found 10/8£553
Fri 11/908:40 -
2 stops20h 35m
Sun 20/901:20 -
1 stop27h 15m
Deal found 10/8£572
Wed 11/1117:10 -
2 stops35h 50m
Thu 19/1102:15 -
2 stops34h 05m
Deal found 11/8£573
Thu 17/917:40 -
1 stop35h 35m
Sun 20/901:20 -
1 stop24h 15m
Deal found 10/8£576
Wed 14/1008:40 -
2 stops20h 35m
Tue 24/1102:15 -
2 stops38h 45m
Deal found 8/8£577
Wed 4/1119:25 -
2 stops33h 35m
Tue 17/1102:15 -
1 stop24h 15m
Deal found 9/8£580

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 13 August 2026.

Round-trip from

£548

One-way from

£393

Popular in

July

Cheapest in

September

Average price

£689
SWISS
  • SWISS
  • 26/10-15/11
  • 4 total stops
  • 68h 56m total
  • London to Port of Spain
Search Deals
JetBlue
  • JetBlue
  • 17/9
  • 1 total stop
  • 31h 20m total
  • London to Port of Spain
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£29 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

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 13 August 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 London Heathrow - POS Port of Spain Piarco Intl

LHRPOS

London Heathrow

Tue 26/1

14:30-15:25

1 stop28h 55m

Port of Spain Piarco Intl

Tue 9/2

16:30-12:05

1 stop15h 35m

£786

LondonPort of Spain

LHR London Heathrow - POS Port of Spain Piarco Intl

LHRPOS

London Heathrow

Mon 7/9

19:45-16:00

3 stops25h 15m

Port of Spain Piarco Intl

Wed 7/10

14:23-19:25

2 stops24h 02m

£897

LondonPort of Spain

LHR London Heathrow - POS Port of Spain Piarco Intl

LHRPOS

London Heathrow

Thu 3/9

06:50-00:50

2 stops23h 00m

Port of Spain Piarco Intl

Sat 12/9

00:30-06:45

2 stops25h 15m

£926

LondonPort of Spain

LHR London Heathrow - POS Port of Spain Piarco Intl

LHRPOS

London Heathrow

Sat 5/9

06:50-00:50

2 stops23h 00m

Port of Spain Piarco Intl

Sat 12/9

00:30-05:55

2 stops24h 25m

£926

LondonPort of Spain

LHR London Heathrow - POS Port of Spain Piarco Intl

LHRPOS

London Heathrow

Sat 5/9

06:50-00:50

2 stops23h 00m

Port of Spain Piarco Intl

Fri 11/9

00:30-07:15

2 stops25h 45m

£926

LondonPort of Spain

LHR London Heathrow - POS Port of Spain Piarco Intl

LHRPOS

London Heathrow

Thu 24/9

10:00-23:23

1 stop18h 23m

Port of Spain Piarco Intl

Sat 26/9

00:30-11:55

2 stops30h 25m

£934

LondonPort of Spain

LHR London Heathrow - POS Port of Spain Piarco Intl

LHRPOS

London Heathrow

Fri 23/10

10:00-23:23

1 stop18h 23m

Port of Spain Piarco Intl

Fri 30/10

00:25-07:40

1 stop27h 15m

£934
Fastest return journey

LondonPort of Spain

LHR London Heathrow - POS Port of Spain Piarco Intl

LHRPOS

London Heathrow

Thu 3/9

12:00-00:50

1 stop17h 50m

Port of Spain Piarco Intl

Mon 7/9

02:00-05:55

1 stop22h 55m

£934

LondonPort of Spain

LHR London Heathrow - POS Port of Spain Piarco Intl

LHRPOS

London Heathrow

Sat 24/10

10:00-23:23

1 stop18h 23m

Port of Spain Piarco Intl

Fri 6/11

01:25-07:40

1 stop26h 15m

£934
Cheapest one-way

LondonPort of Spain

LHR London Heathrow - POS Port of Spain Piarco Intl

LHRPOS

London Heathrow

Sat 19/9

12:15-14:06

1 stop30h 51m

£418

Flights are sorted by cheapest return flights first.

Deals found on 8/8

Showing 1-10 of 20 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 £565). Flying from London Heathrow Airport to Port of Spain in July is currently the most expensive (average of £862). 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?

Airfare is below average for this route at the moment.

London Heathrow Airport to Port of Spain flights typically cost between £649 and £711 in October.
The cheapest return price found within the last 5 days was £548 on SWISS (26 Oct–15 Nov).

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 13 August 2026.
See what other customers who have flown with KLM,American Airlines, andAir Canada 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.
KLM
7.8
Good
1,557 reviews
Check prices

Crew

8.4

Entertainment

7.2

Overall

7.8

Food

7.3

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,557 reviews
KLM
7.8
Good
1,557 reviews
Check prices

Crew

8.4

Entertainment

7.2

Overall

7.8

Food

7.3

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
American Airlines
7.1
Good
11,925 reviews
KLM
7.8
Good
1,557 reviews
Check prices

Crew

8.4

Entertainment

7.2

Overall

7.8

Food

7.3

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Air Canada
7.1
Good
11,466 reviews
KLM
7.8
Good
1,557 reviews
Check prices

Crew

8.4

Entertainment

7.2

Overall

7.8

Food

7.3

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
JetBlue
7.1
Good
3,035 reviews
KLM
7.8
Good
1,557 reviews
Check prices

Crew

8.4

Entertainment

7.2

Overall

7.8

Food

7.3

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
British Airways
6.7
Okay
8,161 reviews
KLM
7.8
Good
1,557 reviews
Check prices

Crew

8.4

Entertainment

7.2

Overall

7.8

Food

7.3

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

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 23h. Fly via American Airlines or United Airlines 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 £490. Other airlines that can offer you cheap pricing are JetBlue, from £497, and KLM, from £506. Air Canada is priced at 30% 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 £565). Flying from London Heathrow Airport to Port of Spain in July is currently the most expensive (average of £862). 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 Port of Spain

See prices for flight routes from nearby airports that may be better suited for you.
Stansted to Port of Spain flights
Gatwick to Port of Spain flights
Gatwick to Scarborough flights
Heathrow to Scarborough flights

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 13 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest£490Average£620FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
JetBlueCheapest£497Average£538FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
KLMCheapest£506Average£735FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£528Average£662FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£633Average£656FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£637Average£762FlexibilityNo 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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