Cheap flights from Castries (SLU) to Port of Spain (POS)
SLU — POS
Mar 7 — Mar 141
1 adult, Economy
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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
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Find flight deals from Castries to Port of Spain
Discover tips and strategies to find the most affordable flight options for your journey from Castries (SLU) 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 February 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Popular in | August |
Cheapest in | September |
Average price | $331 |
Good round-trip deal | $331 or less |
Good one-way deal | $325 or less |
- Most accurate provider: When it comes to deals on Castries-Port of Spain flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Castries-Port of Spain flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Castries-Port of Spain flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Castries-Port of Spain 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 Castries-Port of Spain 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 Castries to Port of Spain
Have a flexible travel schedule? Discover the best time to fly to Port of Spain from Castries with our price prediction graph.
SLU-POS
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 Castries to Port of Spain
What is the cheapest month to book a flight from Castries to Port of Spain?
Currently, September is the cheapest month in which you can book a flight from Castries to Port of Spain (average of $184). Flying from Castries to Port of Spain in August is currently the most expensive (average of $345). 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 SLU to POS?
Find hourly flight availability from Castries 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 February 5, 2026.
When flying from Castries to Port of Spain, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 February 5, 2026.
See what other customers who have flown with Caribbean Airlines from Castries 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.
Food
6.7
Crew
8.3
Boarding
7.9
Overall
7.9
Comfort
7.8
Entertainment
6.6
Reviews
1 / 14
8.0
ExcellentBoy,Oct 2025
YYZ - POS
Food
6.7
Crew
8.3
Boarding
7.9
Overall
7.9
Comfort
7.8
Entertainment
6.6
Reviews
1 / 14
8.0
ExcellentBoy,Oct 2025
YYZ - POS
Related info for your journey
Find useful and relevant information for your journey from Castries 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.
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Castries and Port of Spain flights
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Other flights to Port of Spain
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Top airline flying from Castries to Port of Spain
Discover the top airline that operate flights from Castries 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 2,558,603 searches. Data last updated February 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$290 | Average$366 | FlexibilityNo cancel fee | On-timeN/A |