Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Port of Spain to Castries from £116

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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
POS — SLU
31 Aug — 7 Sep1
1 adult

Cheapflights Tip: The best prices from Port of Spain Piarco Intl to Castries George F. L. Charle are usually found in March or January, booked 18 days in advance, depart on a Monday or Saturday and return on a Tuesday

Cheap flight deals from Port of Spain to Castries

Discover tips and strategies to find the most affordable flight options for your journey from Port of Spain (POS) to Castries (SLU). 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 26 August 2025.

Round-trip from

£238

One-way from

£116

Popular in

July

Cheapest in

March

Average price

£362

Good round-trip deal

£214 or less

Good one-way deal

£118 or less
Caribbean Airlines
  • Caribbean Airlines
  • 5/12-13/12
  • Nonstop
  • 2h 10m total
  • Port of Spain to Castries
Search Deals
Caribbean Airlines
  • Caribbean Airlines
  • 10/10
  • Nonstop
  • 1h 05m total
  • Port of Spain to Castries
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£37 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals
Price to beat on a round-trip flight from Port of Spain Piarco Intl to Castries George F. L. Charle.
Search Deals
Price to beat on a one-way flight from Port of Spain Piarco Intl to Castries George F. L. Charle.
Search Deals

Find flight deals from Port of Spain to Castries

Cheapest flights from Port of Spain to Castries
Explore the most affordable flight options available from Port of Spain to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 August 2025.

Fri 5/1210:25POS - SLU
Nonstop1h 05mCaribbean Airlines
Sat 13/1218:20SLU - POS
Nonstop1h 05mCaribbean Airlines
Deal found 25/8£238
Wed 24/908:25POS - SLU
Nonstop1h 05mCaribbean Airlines
Sun 28/905:00SLU - POS
Nonstop1h 05mCaribbean Airlines
Deal found 24/8£254
Wed 27/813:30POS - SLU
1 stop25h 05mCaribbean Airlines
Sun 31/812:10SLU - POS
2 stops33h 40mCaribbean Airlines
Deal found 25/8£583

Cheapflights Fare Finder

 
Customise your flight search to find flights from Port of Spain to Castries 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 26 August 2025.
Use the filters below to find and compare flights from Port of Spain to Castries that are best for you.

Fly from

Port of Spain

Fly to

Castries

Route

Depart

Return

Price

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

Fri 5/12

10:25-11:30

Nonstop1h 05m

Castries George F. L. Charle

Sat 13/12

18:20-19:25

Nonstop1h 05m

£238

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

Fri 2/1

10:25-11:30

Nonstop1h 05m

Castries George F. L. Charle

Mon 5/1

16:35-17:40

Nonstop1h 05m

£247

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

Thu 8/1

12:05-13:10

Nonstop1h 05m

Castries George F. L. Charle

Fri 9/1

12:15-13:20

Nonstop1h 05m

£247

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

Thu 5/2

12:05-13:10

Nonstop1h 05m

Castries George F. L. Charle

Mon 9/2

16:35-17:40

Nonstop1h 05m

£247

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

Wed 4/2

08:25-09:30

Nonstop1h 05m

Castries George F. L. Charle

Wed 11/2

10:25-11:30

Nonstop1h 05m

£247

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

Fri 10/10

10:25-11:30

Nonstop1h 05m

£116

Flights are sorted by cheapest return flights first.

Deals found on 24/8

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

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

How far ahead should I book a flight from Port of Spain to Castries?

Use this chart to determine the optimal time to book a return flight from Port of Spain to Castries. Price data was last updated on 22 August 2025.

The best time to book flights from Port of Spain to Castries is 18 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest time of day to fly from POS to SLU?

Find hourly flight availability from Port of Spain to Castries. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 August 2025.

It’s typically best to fly out from Port of Spain to Castries at midday. Doing so could potentially save you 14% on the flight price compared to flying in the afternoon, which is usually more expensive.

Reviews of airlines servicing Castries

Get insights into the airlines that provide service to Castries. 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 Castries. Reviews last updated 26 August 2025.
Read reviews from past customers who have flown with Caribbean Airlines from Port of Spain to Castries. 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.
Caribbean Airlines
8.1
Very Good
173 reviews
Check prices

Boarding

8.1

Food

6.8

Entertainment

6.7

Overall

8.1

Comfort

7.9

Crew

8.4

Reviews

1 / 10
6.0
Good

Anonymous,Jul 2025

GEO - POS

The crew was welcoming and helpful. No entertainment no meal only a drink.
Caribbean Airlines
8.1
Very Good
173 reviews
Caribbean Airlines
8.1
Very Good
173 reviews
Check prices

Boarding

8.1

Food

6.8

Entertainment

6.7

Overall

8.1

Comfort

7.9

Crew

8.4

Reviews

1 / 10
6.0
Good

Anonymous,Jul 2025

GEO - POS

The crew was welcoming and helpful. No entertainment no meal only a drink.

Related info for your journey

Find useful and relevant information for your journey from Port of Spain to Castries. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Port of Spain to Castries flight route?

    The Port of Spain Piarco Intl to Castries George F. L. Charle flight path was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Port of Spain to Castries?

    There are many flights that can get you from Port of Spain to Castries in 1h 05m. Fly via Caribbean Airlines to get the fastest option. There are 238 mi between Port of Spain and Castries. All flights are typically direct.

  • What is the cheapest airline to fly from Port of Spain to Castries round-trip?

    Flying on Caribbean Airlines is currently your cheapest option to Castries, with prices starting at £214. Caribbean Airlines is currently priced 22% below the average price you’ll pay for this route.

  • What are the cheapest flights from Port of Spain to Castries?

    Looking for the cheapest flight from Port of Spain to Castries? While on average our users pay £267, our data indicates the cheapest price to be £115. The most popular route (Port of Spain Piarco Intl - Castries George F. L. Charle), is priced around £150.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Port of Spain to Castries by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Castries?

Book flights to Castries if you plan to visit one of these locations
Gros Islet
Rodney Bay

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Other flights to Castries

Explore flights to Castries departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 26 August 2025.
Gatwick to Castries flights
Castries to Bridgetown flights
Castries to London Gatwick Airport flights

Top airline flying from Port of Spain to Castries

Discover the top airline that operate flights from Port of Spain to Castries. 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 26 August 2025.
AirlineCheapestAverageFlexibilityOn-time
Caribbean AirlinesCheapest£214Average£268FlexibilityNo cancel feeOn-timeN/A
Search Caribbean 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 Port of Spain to Castries?

Cheapflights makes it easy to find Port of Spain to Castries 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 Port of Spain to Castries?

Millions of users choose and trust Cheapflights to book the best flight deals from Port of Spain to Castries for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Need flexible booking options for your flight to Castries from Port of Spain? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Not ready to book yet? You can track prices for flights from Port of Spain to Castries on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.