$314 Cheap Flights from Christiansted (STX) to Port of Spain (POS)

View $314 flight on Mon, Mar 30, 2026Opens in a new window

Popular airlines from Henry E. Rohlsen Airport (STX) to Piarco Intl. Airport (POS)

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Cheap Flights from Christiansted to Port of Spain (STX-POS)

Prices were available within the past 7 days and start at $314 for one-way flights and $595 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Oct 31 - Tue, Nov 18
STX
St. Croix Island
POS
Trinidad
$595 Roundtrip, found 6 days ago
$595
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Oct 31 from St. Croix Island to Trinidad, returning Tue, Nov 18, priced at $595 found 6 days ago
American Airlines
Fri, Oct 31 - Sun, Nov 16
STX
St. Croix Island
POS
Trinidad
$600 Roundtrip, found 6 days ago
$600
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Oct 31 from St. Croix Island to Trinidad, returning Sun, Nov 16, priced at $600 found 6 days ago
American Airlines
Thu, Nov 6 - Sun, Nov 16
STX
St. Croix Island
POS
Trinidad
$645 Roundtrip, found 6 days ago
$645
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Nov 6 from St. Croix Island to Trinidad, returning Sun, Nov 16, priced at $645 found 6 days ago
American Airlines
Fri, Oct 31 - Sat, Nov 15
STX
St. Croix Island
POS
Trinidad
$675 Roundtrip, found 6 days ago
$675
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Oct 31 from St. Croix Island to Trinidad, returning Sat, Nov 15, priced at $675 found 6 days ago
American Airlines
Fri, Dec 5 - Tue, Dec 9
STX
St. Croix Island
POS
Trinidad
$676 Roundtrip, found 16 hours ago
$676
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Fri, Dec 5 from St. Croix Island to Trinidad, returning Tue, Dec 9, priced at $676 found 16 hours ago
American Airlines
Thu, Oct 16 - Sun, Nov 2
STX
St. Croix Island
POS
Trinidad
$680 Roundtrip, found 6 days ago
$680
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Oct 16 from St. Croix Island to Trinidad, returning Sun, Nov 2, priced at $680 found 6 days ago
American Airlines
Mon, Oct 6 - Wed, Oct 22
STX
St. Croix Island
POS
Trinidad
$686 Roundtrip, found 1 day ago
$686
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Oct 6 from St. Croix Island to Trinidad, returning Wed, Oct 22, priced at $686 found 1 day ago
American Airlines
Wed, Oct 8 - Sun, Oct 26
STX
St. Croix Island
POS
Trinidad
$691 Roundtrip, found 1 day ago
$691
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Oct 8 from St. Croix Island to Trinidad, returning Sun, Oct 26, priced at $691 found 1 day ago
American Airlines
Fri, Dec 5 - Tue, Dec 9
STX
St. Croix Island
POS
Trinidad
$710 Roundtrip, found 16 hours ago
$710
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Fri, Dec 5 from St. Croix Island to Trinidad, returning Tue, Dec 9, priced at $710 found 16 hours ago
United
Sat, Oct 11 - Sat, Oct 25
STX
St. Croix Island
POS
Trinidad
$1,915 Roundtrip, found 1 day ago
$1,915
Roundtrip
found 1 day ago
Select United flight, departing Sat, Oct 11 from St. Croix Island to Trinidad, returning Sat, Oct 25, priced at $1,915 found 1 day ago
Flights from Christiansted (STX) to Port of Spain (POS)
Origin airport
Henry E. Rohlsen
Destination airport
Piarco Intl.
Airlines serving
American Airlines
Roundtrip price
$594
Distance
542 mi

Christiansted to Port of Spain Flights

The cheapest times to fly from Christiansted to Port of Spain

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Christiansted to Port of Spain are during the month of October. You can find some of the cheapest flights from Christiansted to Port of Spain with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Christiansted to Port of Spain

Sunday is one of the best days to book for cheap flights from Christiansted to Port of Spain: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Christiansted to Port of Spain

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Christiansted to Port of Spain in 2025. You can also book with separate airlines for your outbound and return journeys, from $314 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Christiansted to Port of Spain flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Christiansted to Port of Spain airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Henry E. Rohlsen Airport (STX) to Piarco Intl. Airport (POS) cost?
Discover the latest flight deals from STX to POS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from STX to POS?
The cheapest flights from STX to POS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from STX to POS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from STX to POS. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Henry E. Rohlsen Airport (STX) to Piarco Intl. Airport (POS)?
Direct flights from Henry E. Rohlsen Airport (STX) to Piarco Intl. Airport (POS) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from STX to POS?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change based on a range of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Henry E. Rohlsen Airport (STX) to Piarco Intl. Airport (POS)?
Book a flight from Henry E. Rohlsen Airport (STX) to Piarco Intl. Airport (POS) that leaves before 3 PM to reduce the likelihood of delays. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Henry E. Rohlsen Airport (STX) to Piarco Intl. Airport (POS) last-minute?
Last-minute bookings from STX to POS are generally more expensive. To secure the best prices, start searching for flights early. That said, if you're flexible with your travel dates, you may find a cheap ticket right before your journey.
Is it cheaper to book a STX to POS flight and hotel package?
You can save money by booking a STX to POS flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've selected your ideal flights and accommodations, consider other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Henry E. Rohlsen Airport (STX) to Piarco Intl. Airport (POS)?
In most instances, you're able to cancel or reschedule your STX to POS flight. However, additional fees may apply, especially if you booked more than 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you need more information, visit our Customer Service portal.

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*Available to One Key members.