HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Castries

$150+ Cheap flights from Port of Spain (POS) to Castries (SLU)

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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
POS — SLU
nov. 1 — nov. 81
sáb. 11/1
sáb. 11/8
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Port of Spain to Castries with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Port of Spain Piarco Intl to Castries George F. L. Charle are usually found in January or March, booked 44 days in advance, depart on a Wednesday 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 octubre 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$298
(Mytrip)

One-way from

$144
(Mytrip)

Popular in

July

Cheapest in

January

Average price

$383

Good round-trip deal

$334 or less
Provider with most accurate pricing for Port of Spain Piarco Intl-Castries George F. L. Charle flight deals.
Search Deals
Provider most trusted by Cheapflights users for Port of Spain Piarco Intl-Castries George F. L. Charle flights.
Search Deals
From Port of Spain Piarco Intl to Castries George F. L. Charle
Search Deals
One-way flight from Port of Spain Piarco Intl to Castries George F. L. Charle
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($68 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 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

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 octubre 2, 2025.

This Mytrip deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/158:25 amPOS - SLU
Nonstop1h 05mCaribbean Airlines
mié. 10/2210:15 amSLU - POS
Nonstop1h 05mCaribbean Airlines
Deal found 10/1$298
This SmartFares deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/189:05 pmPOS - SLU
Nonstop1h 05mCaribbean Airlines
mié. 10/2210:15 amSLU - POS
Nonstop1h 05mCaribbean Airlines
Deal found 9/30$301
This Mytrip deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/142:10 pmPOS - SLU
Nonstop1h 05mCaribbean Airlines
lun. 11/174:20 pmSLU - POS
Nonstop1h 05mCaribbean Airlines
Deal found 10/1$314
This SmartFares deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/142:10 pmPOS - SLU
Nonstop1h 05mCaribbean Airlines
vie. 11/217:10 pmSLU - POS
Nonstop1h 05mCaribbean Airlines
Deal found 10/2$321
This Caribbean Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Caribbean Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/128:25 amPOS - SLU
Nonstop1h 05mCaribbean Airlines
dom. 11/165:00 amSLU - POS
Nonstop1h 05mCaribbean Airlines
Deal found 10/2$323
This Caribbean Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Caribbean Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/510:25 amPOS - SLU
Nonstop1h 05mCaribbean Airlines
sáb. 12/136:20 pmSLU - POS
Nonstop1h 05mCaribbean Airlines
Deal found 10/2$327
This SmartFares deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/2610:40 amPOS - SLU
Nonstop1h 05mCaribbean Airlines
vie. 10/316:40 pmSLU - POS
Nonstop1h 05mCaribbean Airlines
Deal found 10/2$328
This Kiwi.com deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/128:25 amPOS - SLU
Nonstop1h 05mCaribbean Airlines
lun. 11/174:20 pmSLU - POS
Nonstop1h 05mCaribbean Airlines
Deal found 10/2$334
This Booking.com deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/31:35 pmPOS - SLU
Nonstop1h 05mCaribbean Airlines
mié. 10/810:15 amSLU - POS
Nonstop1h 05mCaribbean Airlines
Deal found 10/1$336
This Kiwi.com deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/128:25 amPOS - SLU
Nonstop1h 05mCaribbean Airlines
mié. 11/1910:25 amSLU - POS
Nonstop1h 05mCaribbean Airlines
Deal found 10/2$350

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated octubre 2, 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

mié. 10/15

8:25 am-9:30 am

Nonstop1h 05m

Castries George F. L. Charle

mié. 10/22

10:15 am-11:20 am

Nonstop1h 05m

$298

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

mié. 11/12

8:25 am-9:30 am

Nonstop1h 05m

Castries George F. L. Charle

dom. 11/16

5:00 am-6:05 am

Nonstop1h 05m

$323

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

mié. 11/19

8:25 am-9:30 am

Nonstop1h 05m

Castries George F. L. Charle

dom. 11/23

5:00 am-6:05 am

Nonstop1h 05m

$323

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

vie. 12/5

10:25 am-11:30 am

Nonstop1h 05m

Castries George F. L. Charle

sáb. 12/13

6:20 pm-7:25 pm

Nonstop1h 05m

$327

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

vie. 12/5

10:25 am-11:30 am

Nonstop1h 05m

Castries George F. L. Charle

lun. 12/8

4:20 pm-5:25 pm

Nonstop1h 05m

$327

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

sáb. 11/15

9:05 pm-10:10 pm

Nonstop1h 05m

Castries George F. L. Charle

dom. 11/16

5:00 am-6:05 am

Nonstop1h 05m

$334

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

mié. 11/12

8:25 am-9:30 am

Nonstop1h 05m

Castries George F. L. Charle

lun. 11/17

4:20 pm-5:25 pm

Nonstop1h 05m

$334

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

dom. 10/26

10:40 am-11:45 am

Nonstop1h 05m

Castries George F. L. Charle

vie. 10/31

6:40 pm-7:45 pm

Nonstop1h 05m

$337

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

vie. 11/14

2:10 pm-3:15 pm

Nonstop1h 05m

Castries George F. L. Charle

lun. 11/17

4:20 pm-5:25 pm

Nonstop1h 05m

$339

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

sáb. 11/15

12:05 pm-1:10 pm

Nonstop1h 05m

Castries George F. L. Charle

lun. 11/17

4:20 pm-5:25 pm

Nonstop1h 05m

$339

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/2

Showing 1-10 of 18 results
1
2

Compare providers for flights from Port of Spain to Castries

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Port of Spain to Castries in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star
FlightnetworkPrice Accuracy3 starsTrust Score*1 star
MytripPrice Accuracy2 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Port of Spain-Castries flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Port of Spain-Castries flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Port of Spain-Castries flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Port of Spain-Castries flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Port of Spain-Castries flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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 round-trip flight from Port of Spain to Castries. Price data was last updated on September 26, 2025.

Booking 44 days in advance of your planned departure date is, on average, the best time to get cheap flights from Port of Spain to Castries. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Port of Spain to Castries?

Currently, August is the cheapest month in which you can book a flight from Port of Spain to Castries (average of $525). Flying from Port of Spain to Castries in July is currently the most expensive (average of $767). 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 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 octubre 2, 2025.

When flying from Port of Spain to Castries, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 28% versus a flight in the afternoon.

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 octubre 2, 2025.
See what other customers who have flown with Caribbean Airlines from Port of Spain to Castries have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Caribbean Airlines
8.1
Very good
184 reviews

Food

6.8

Overall

8.1

Boarding

8.1

Entertainment

6.7

Comfort

7.9

Crew

8.4

Reviews

1 / 11
10.0
Excellent

Boy,Sep 2025

POS - YYZ

The pasta need to be cut out and some more local dishes need to be serve .
Caribbean Airlines
8.1
Very good
184 reviews
Caribbean Airlines
8.1
Very good
184 reviews

Food

6.8

Overall

8.1

Boarding

8.1

Entertainment

6.7

Comfort

7.9

Crew

8.4

Reviews

1 / 11
10.0
Excellent

Boy,Sep 2025

POS - YYZ

The pasta need to be cut out and some more local dishes need to be serve .

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?

    This flight path from Port of Spain Piarco Intl to Castries George F. L. Charle was viewed by 30 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?

    A quick flight from Port of Spain to Castries can take about 1h 05m. Caribbean Airlines provides one of the quickest options available for as low as $323. Airlines will cover a distance of 238 mi. All flights are typically nonstop.

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

    Caribbean Airlines, at $294, was found to be the cheapest airline from Port of Spain to Castries.. Caribbean Airlines is 21% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Looking at all options, your cheapest flight can be booked for $282. While the most popular route (Port of Spain Piarco Intl - Castries George F. L. Charle) can be booked for $202 on average, our data indicates $364 when flying from Port of Spain to Castries.

  • 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 vacation 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.

  • What is the cheapest month to book a flight from Port of Spain to Castries?

    Currently, August is the cheapest month in which you can book a flight from Port of Spain to Castries (average of $525). Flying from Port of Spain to Castries in July is currently the most expensive (average of $767). 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

Traveling to a place near Castries?

Book flights to Castries if you plan to visit one of these locations
Rodney Bay
Gros Islet
Marigot 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 octubre 2, 2025.
Newark to Castries flights
John F Kennedy Intl to Castries flights
Boston to Castries flights
Miami to Castries flights
Charlotte to Castries flights
Atlanta to Castries flights
Castries to Fort-de-France flights
Castries to Bridgetown flights
Castries to Port of Spain flights
Castries to Port of Spain flights
Castries to New York John F Kennedy Intl Airport flights
Castries to Newark Airport flights
Castries to New York John F Kennedy Intl Airport flights
Castries to Toronto Pearson Intl Airport flights
Castries to Simpson Bay flights
Castries to Boston flights
Castries to Bridgetown flights
Castries to Miami flights
Castries to Atlanta flights
Castries to Kingstown flights
Castries to Miami flights
Castries to Charlotte flights
Castries to Toronto Pearson Intl Airport flights
Castries to Simpson Bay 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 2,558,603 searches. Data last updated octubre 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
Caribbean AirlinesCheapest$294Average$376FlexibilityNo cancel feeOn-timeN/A

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.