Cheap flights from London Heathrow Airport to Port of Spain from £436

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 20/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — POS
17 Dec — 24 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from London Heathrow to Port of Spain Piarco Intl are usually found in September or May, booked 76 days in advance, depart on a Sunday or Tuesday and return on a Saturday

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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 17 November 2025.

Wed 19/1117:35LHR - POS
3 stops52h 55mAir France
Fri 28/1119:55POS - LHR
2 stops21h 30mAir France
Deal found 16/11£571
Mon 1/1218:00LHR - POS
1 stop35h 10mAir Canada
Thu 30/402:35POS - LHR
1 stop23h 00mAir Canada
Deal found 15/11£577
Mon 24/1106:30LHR - POS
2 stops15h 25mKLM
Mon 19/119:20POS - LHR
1 stop11h 25mKLM
Deal found 15/11£584
Thu 25/1218:00LHR - POS
1 stop35h 10mAir Canada
Sun 11/102:20POS - LHR
1 stop24h 10mAir Canada
Deal found 15/11£592
Wed 19/1113:45LHR - POS
2 stops39h 25mAir Canada
Thu 27/1102:15POS - LHR
2 stops27h 05mAir Canada
Deal found 16/11£593
Thu 27/1120:25LHR - POS
2 stops26h 05mMultiple Airlines
Mon 19/103:40POS - LHR
2 stops28h 00mMultiple Airlines
Deal found 15/11£596
Fri 5/1209:00LHR - POS
2 stops20h 10mAir Canada
Thu 11/1202:15POS - LHR
2 stops27h 05mAir Canada
Deal found 15/11£597
Mon 17/1106:30LHR - POS
2 stops15h 25mMultiple Airlines
Sun 23/1119:20POS - LHR
2 stops22h 05mMultiple Airlines
Deal found 15/11£607

Cheap 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 17 November 2025.

Round-trip from

£577

One-way from

£436

Popular in

December

Cheapest in

September

Average price

£670
Air Canada
  • Air Canada
  • 1/12-30/4
  • 2 total stops
  • 58h 10m total
  • London to Port of Spain
KLM
  • KLM
  • 20/3
  • 2 total stops
  • 28h 05m total
  • London to Port of Spain
Highest demand for flights based on searches. 10% potential increase in price (£63 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£25 potential savings vs. average return price).
Average for round-trip flights in November 2025

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 17 November 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Port of Spain that are best for you.

Fly from

Heathrow

Fly to

Port of Spain

Route

Depart

Return

Price

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Thu 27/11

20:25-18:30

2 stops26h 05m

Port of Spain Piarco Intl

Mon 19/1

03:40-11:40

2 stops28h 00m

£596

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Wed 28/1

17:05-15:25

2 stops26h 20m

Port of Spain Piarco Intl

Wed 11/2

06:30-07:20

2 stops20h 50m

£681

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Thu 5/2

11:45-18:30

2 stops34h 45m

Port of Spain Piarco Intl

Mon 9/2

19:20-16:05

1 stop16h 45m

£747

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Mon 9/2

10:00-00:23

1 stop18h 23m

Port of Spain Piarco Intl

Mon 16/2

01:30-05:55

2 stops24h 25m

£753

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Thu 5/2

13:35-00:23

2 stops38h 48m

Port of Spain Piarco Intl

Tue 24/2

02:20-21:20

1 stop15h 00m

£753

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Fri 27/3

12:05-23:23

1 stop39h 18m

Port of Spain Piarco Intl

Fri 3/4

00:30-11:35

1 stop30h 05m

£753

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Thu 5/2

13:35-00:23

2 stops38h 48m

Port of Spain Piarco Intl

Sun 8/2

02:20-21:20

1 stop15h 00m

£753

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Thu 12/3

10:00-23:23

1 stop17h 23m

Port of Spain Piarco Intl

Sat 21/3

00:30-07:30

1 stop27h 00m

£757

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Mon 9/2

10:00-00:23

1 stop18h 23m

Port of Spain Piarco Intl

Mon 16/2

01:30-07:30

1 stop26h 00m

£769

LondonPort of Spain

LHR - POS

LHRPOS

London Heathrow

Fri 20/3

20:25-20:30

2 stops28h 05m

£436

Flights are sorted by cheapest return flights first.

Deals found on 16/11

Showing 1-10 of 18 results
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?

Use this chart to determine the optimal time to book a return flight from Heathrow to Port of Spain. Price data was last updated on 14 November 2025.

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 75 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, May is the cheapest month in which you can book a flight from London Heathrow Airport to Port of Spain (average of £479). Flying from London Heathrow Airport to Port of Spain in July is currently the most expensive (average of £749). 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 POS?

Find hourly flight availability from Heathrow to Port of Spain. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 November 2025.

A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Port of Spain in the morning. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight at midday.

What is the cheapest day to fly from London Heathrow Airport to Port of Spain?

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

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

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 17 November 2025.
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.

Boarding

7.8

Crew

8.4

Entertainment

7.1

Comfort

7.7

Food

7.3

Overall

7.7

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.

Boarding

7.8

Crew

8.4

Entertainment

7.1

Comfort

7.7

Food

7.3

Overall

7.7

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.

Boarding

7.8

Crew

8.4

Entertainment

7.1

Comfort

7.7

Food

7.3

Overall

7.7

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.

Boarding

7.8

Crew

8.4

Entertainment

7.1

Comfort

7.7

Food

7.3

Overall

7.7

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.

Boarding

7.8

Crew

8.4

Entertainment

7.1

Comfort

7.7

Food

7.3

Overall

7.7

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.

Boarding

7.8

Crew

8.4

Entertainment

7.1

Comfort

7.7

Food

7.3

Overall

7.7

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 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 7 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 18h 23m. Fly via American Airlines, KLM, 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 £435. Other airlines that can offer you cheap pricing are Air Canada, from £484, and JetBlue, from £510. Icelandair is priced at 38% 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, May is the cheapest month in which you can book a flight from London Heathrow Airport to Port of Spain (average of £479). Flying from London Heathrow Airport to Port of Spain in July is currently the most expensive (average of £749). 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

Travelling to a place near Port of Spain?

Book flights to Port of Spain if you plan to visit one of these locations
Piarco

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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 7 airlines flying from Heathrow to Port of Spain

Discover the top 7 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 17 November 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£435Average£687FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air CanadaCheapest£484Average£590FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
JetBlueCheapest£510Average£551FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
KLMCheapest£526Average£779FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£568Average£679FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£608Average£680FlexibilityNo cancel feeOn-time76%
Search Finnair flights
American AirlinesCheapest£640Average£760FlexibilityNo 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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