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

Frequently Asked Questions

• What are the cheapest flights from Port Of Spain to Castries (POS-SLU)?

  Based on Trip.com data, Caribbean Airlines offers one-way fares as low as US$158 on Cheapest nonstop routes (e.g. POS to SLU on Fri, Jun 12), while Caribbean Airlines offers Cheapest nonstop round-trips from US$384 departing on Fri, Jun 26 and returning on Mon, Jun 29.

• Which airlines offer direct flights from Port Of Spain to Castries?

  At the moment, you can catch a nonstop flight from Port Of Spain to Castries with the following airlines, including: Caribbean Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is a flight from Port Of Spain to Castries?

  It takes about 1 hour 5 minutes to fly from Port Of Spain to Castries.

• When is the best time to book flights from Port Of Spain to Castries?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Port Of Spain to Castries is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Port Of Spain to Castries?

  Based on Trip.com data in the past 4 weeks, there is 1 flight per week flying from Port Of Spain to Castries. You can check the weekly schedule for popular airlines on this route below: Caribbean Airlines: -/-/-/-/T/-/S -- BW276 (13:51)

• How can I find the best deals on flights from Port Of Spain to Castries?

  To find best deals on flights from Port Of Spain to Castries, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Jun 12, with one-way flights priced at just US$158.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Caribbean Airlines.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Castries travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Port Of Spain (POS) to Castries (SLU) the cheapest?

  The cheapest months to fly from Port Of Spain to Castries is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Port Of Spain to Castries on?

  After crunching the numbers on our May flight calendar, it's currently cheapest to fly from Port Of Spain to Castries on May 18, 2026 with Caribbean Airlines, with prices starting at US$324.

• Which airports can I fly to for Castries from Port Of Spain?

  You can land at any one of the following hubs in Castries, with Piarco International Airport to George F. L. Charles Airport (POS-SLU) is by far the most common option on this route: George F. L. Charles Airport (SLU) Hewanorra International Airport (UVF).

• Is there any time difference between Port Of Spain and Castries?

  The time difference between Castries and Port Of Spain is 0h.

• How do I change or cancel my ticket from Port Of Spain to Castries?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.