Cheap Flights from Castries (SLUA) to Port Of Spain (POS)

Return selected
Return selected
origin
Enter the city you're flying from, or choose from the options below
Include nearby airports
    selected
    destination
    . Enter your destination, or choose from the options below
    Include nearby airports
      selected
      Travellers and cabin class, 1 Adult, Economy

      Compare Castries to Port Of Spain flight deals

      Find the cheapest month or even day of the year to fly to Port Of Spain

      Book the best Port Of Spain fare with no extra fees

      Flight deals from Castries to Port Of Spain

      Looking for a cheap last-minute deal or the best return flight from Castries to Port Of Spain? Find the lowest prices on one-way and return tickets right here.

      Find the cheapest month to fly from Castries to Port Of Spain

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Castries to Port Of Spain flights are currently cheapest in September.

      Direct flights from Castries to Port Of Spain

      Castries to Port Of Spain: Alternative routes

      Compare routes from Castries to Port Of Spain below. You may find an airport to fly into that's cheaper, faster, or easier than Port Of Spain.

      Castries to Port Of Spain: Flight information

      The things to know before you go.
      Cheapest flight found$645
      Cheapest month to flySeptember
      Average flight time1 hr, 5 mins
      Most popular airlineCaribbean Airlines
      Average flights per week14

      Finding cheap flights from Castries to Port Of Spain: Frequently asked questions

      The best price we found for a return flight from Castries to Port Of Spain is $645. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      1 hour and 5 minutes is the average flight time from Castries to Port Of Spain.
      Caribbean Airlines and Air Caraibes fly direct from Castries to Port Of Spain.
      As of July 2026, there are 28 flights per week flying from Castries to Port Of Spain.
      The cheapest month to fly from Castries to Port Of Spain is usually September.
      After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Castries to Port Of Spain Airport on Friday, 11 September 2026.
      Yes – the average flight time is 1 hour and 5 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Port Of Spain but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Port Of Spain is around 40 days in advance, so don’t leave your flight to the last minute.

      The cheapest airline that flies to Port Of Spain is Caribbean Airlines .

      Travelling from Castries to Piarco International Airport (POS): What you need to know

      • Castries George F. L. Charles Airport (SLU) is Castries's main airport. Explore your options for reserving a flight from Castries to Piarco International Airport (POS) jetting off from here.

      • Piarco International Airport is located in Port Of Spain. The city's timezone is UTC-4, which is the same as Castries.

      • Give yourself plenty of time to catch your flight from Castries to POS. As a rule of thumb, arrive two hours before international departures and an hour ahead for domestic flights.

      • Flying during a peak time such as February? School holidays and other popular seasons can lead to longer lines and delays at security. Be extra cautious and arrive up to four hours ahead of an international flight and two hours before a domestic departure.

      Airports in Castries

      St Lucia Hewnorra International Airport (UVF)

      • Located around 72 kilometres from central Castries, UVF can be reached in about 1 hour 30 minutes by car (depending on traffic). The journey on public transport will take roughly 2 hours.

      • Want a relaxed start to your holiday? Stay near St Lucia Hewnorra International Airport. Whether you're boarding an early flight from Castries to Piarco International Airport or just don't want to be rushed, these hotels offer the perfect solution:

      • St Lucia Hewnorra International Airport scores top marks for on-time performance. 84% of flights that depart UVF reach their destination on time.

      Castries George F. L. Charles Airport (SLU)

      • You can book a direct Castries to Piarco International Airport (POS) plane ticket with departures from Castries George F. L. Charles Airport (SLU). Work out whether leaving from SLU works best for your plans.

      • Caribbean Airlines operates direct flights from Castries to POS out of SLU. Book your favourite window (or aisle) seat and arrive at your destination in one go.

      • On the SLU to POS route, Caribbean Airlines is the go-to airline for most travellers.

      • The most punctual carrier is Caribbean Airlines. Its Castries George F. L. Charles Airport to Piarco International Airport flights arrive without delay 67.74% of the time.

      • With public transport, you can travel from central Castries to SLU in about 15 minutes. The airport is roughly 3 kilometres away, and making the trip by car will take approximately 10 minutes.

      • Got an early start? Think about checking in to one of these hotels near Castries George F. L. Charles Airport the day before your Castries to POS flight:

      • When it comes to keeping flights punctual, Castries George F. L. Charles Airport has an on-time arrival performance of 72%.

      About Piarco International Airport (POS)

      • Reserve a hotel close to POS if you have a late flight from Castries to Piarco International Airport. Pick one of these accommodation options and be under the covers in no time flat:

      • Lock in the best possible rate by booking your vehicle around one week ahead of your Castries to Piarco International Airport flight.

      Getting from Piarco International Airport (POS) to central Port Of Spain

      • Central Port Of Spain is around 31 kilometres from Piarco International Airport and takes about 30 minutes to reach by car. Work out your options for getting into the city, whether that's with a car hire, taxi or ride-share.

      • If you're using public transport, expect a journey of roughly 50 minutes.

      How to find the cheapest flights from Castries to Piarco International Airport (POS)

      • Currently, $295 is the best price we've found for a one-way ticket from Castries to Piarco International Airport. The cheapest price for a return flight is $645. Keep in mind fares can change due to availability at the time of booking.

      • Booking ahead of time is often the key to scoring a cheap flight from Castries to POS. Prices tend to rise as demand increases, so the closer you get to departure, the more it could cost you.

      • If you're flexible with your travel dates, use the 'Whole month' search tool. It'll show you the lowest price in each month when searching for your Castries to Piarco International Airport ticket.

      • Never miss a deal on plane tickets from Castries to POS by creating a Price Alert. We'll send you an email or notification through the app when fares go down.

      • Tailor your flights using filters. Pick your ideal arrival and departure times, total journey duration and airlines. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' flights from Castries to Piarco International Airport.

      The best time to fly from Castries to Piarco International Airport (POS)

      • Think about the kind of holiday you want when deciding your trip dates. December is the quietest month to visit Port Of Spain. August is when most people book flights from Castries to Piarco International Airport (POS), which may be perfect if you enjoy travelling when it's busier.

      • The warmest month in Port Of Spain is September, with temperatures ranging between 24ºC (75ºF) and 31ºC (88ºF). Lock in your Castries to POS plane ticket then if you enjoy this type of weather.

      • February sees temperatures of between 22ºC (72ºF) and 30ºC (86ºF). Search for cheap tickets from Castries to Piarco International Airport around that time if you want to travel when it's cooler.

      More about Port Of Spain

      • Once you've booked your flight from Castries to Piarco International Airport, find a hotel that offers a good mix of location and comfort. Make one of these accommodation options your base for exploring Port Of Spain:

      • Every great holiday has to include a little sightseeing. Holy Trinity Cathedral, Queen's Park Savannah and Royal Botanical Gardens are must-do's during your Port Of Spain adventure.

      Explore more of Trinidad and Tobago

      • You've seen Port Of Spain, now it's time to discover more of Trinidad and Tobago. Journey about 97 kilometres northeast to Scarborough to check off its leading sights. From Orange Hill Nature Ranch to Fort King George and Scarborough Botanical Garden, there's plenty to keep you on the go.

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.