$159 Cheap Flights from Port of Spain (POS) to San Juan (SJU)

View $159 flight on Thu, Dec 25, 2025Opens in a new window

Popular airlines from Piarco Intl. Airport (POS) to Luis Munoz Marin Intl. Airport (SJU)

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Cheap Flights from Port of Spain to San Juan (POS-SJU)

Prices were available within the past 7 days and start at $159 for one-way flights and $260 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Copa
Wed, Oct 1 - Mon, Oct 6
POS
Trinidad
SJU
San Juan
$260 Roundtrip, found 4 days ago
$260
Roundtrip
found 4 days ago
Select Copa flight, departing Wed, Oct 1 from Trinidad to San Juan, returning Mon, Oct 6, priced at $260 found 4 days ago
Caribbean Airlines
Thu, Sep 25 - Mon, Sep 29
POS
Trinidad
SJU
San Juan
$271 Roundtrip, found 17 hours ago
$271
Roundtrip
found 17 hours ago
Select Caribbean Airlines flight, departing Thu, Sep 25 from Trinidad to San Juan, returning Mon, Sep 29, priced at $271 found 17 hours ago
Copa
Fri, Apr 10 - Sat, Apr 18
POS
Trinidad
SJU
San Juan
$273 Roundtrip, found 21 hours ago
$273
Roundtrip
found 21 hours ago
Select Copa flight, departing Fri, Apr 10 from Trinidad to San Juan, returning Sat, Apr 18, priced at $273 found 21 hours ago
Copa
Wed, Nov 5 - Fri, Nov 14
POS
Trinidad
SJU
San Juan
$274 Roundtrip, found 4 days ago
$274
Roundtrip
found 4 days ago
Select Copa flight, departing Wed, Nov 5 from Trinidad to San Juan, returning Fri, Nov 14, priced at $274 found 4 days ago
Copa
Wed, Nov 5 - Thu, Nov 13
POS
Trinidad
SJU
San Juan
$284 Roundtrip, found 4 days ago
$284
Roundtrip
found 4 days ago
Select Copa flight, departing Wed, Nov 5 from Trinidad to San Juan, returning Thu, Nov 13, priced at $284 found 4 days ago
Copa
Thu, Sep 25 - Mon, Sep 29
POS
Trinidad
SJU
San Juan
$288 Roundtrip, found 17 hours ago
$288
Roundtrip
found 17 hours ago
Select Copa flight, departing Thu, Sep 25 from Trinidad to San Juan, returning Mon, Sep 29, priced at $288 found 17 hours ago
Caribbean Airlines
Thu, Sep 25 - Sun, Oct 5
POS
Trinidad
SJU
San Juan
$290 Roundtrip, found 3 days ago
$290
Roundtrip
found 3 days ago
Select Caribbean Airlines flight, departing Thu, Sep 25 from Trinidad to San Juan, returning Sun, Oct 5, priced at $290 found 3 days ago
JetBlue Airways
Mon, Oct 20 - Tue, Nov 4
POS
Trinidad
SJU
San Juan
$488 Roundtrip, found 6 days ago
$488
Roundtrip
found 6 days ago
Select JetBlue Airways flight, departing Mon, Oct 20 from Trinidad to San Juan, returning Tue, Nov 4, priced at $488 found 6 days ago
American Airlines
Fri, Jan 16 - Tue, Jan 20
POS
Trinidad
SJU
San Juan
$566 Roundtrip, found 3 days ago
$566
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Jan 16 from Trinidad to San Juan, returning Tue, Jan 20, priced at $566 found 3 days ago
United
Tue, Sep 30 - Tue, Oct 21
POS
Trinidad
SJU
San Juan
$692 Roundtrip, found 6 days ago
$692
Roundtrip
found 6 days ago
Select United flight, departing Tue, Sep 30 from Trinidad to San Juan, returning Tue, Oct 21, priced at $692 found 6 days ago

Find the cheapest month to fly from Piarco (POS) to San Juan (SJU)

October is typically the cheapest month to fly

From $123 - $345 per traveler.
Flights from Port of Spain (POS) to San Juan (SJU)
Origin airport
Piarco Intl.
Destination airport
Luis Munoz Marin Intl.
Airlines serving
Air Canada, American Airlines, Caribbean Airlines, Copa, JetBlue Airways, United
Roundtrip price
$260
Distance
624 mi
Average flight time
6 hours 5 mins

Port of Spain to San Juan Flights

The cheapest times to fly from Port of Spain to San Juan

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 Port of Spain to San Juan are during the month of October. You can find some of the cheapest flights from Port of Spain to San Juan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Port of Spain to San Juan

Sunday is one of the best days to book for cheap flights from Port of Spain to San Juan: 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 Port of Spain to San Juan

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 Port of Spain to San Juan in 2025. You can also book with separate airlines for your outbound and return journeys, from $159 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 Port of Spain to San Juan 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 Port of Spain to San Juan 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 Piarco Intl. Airport (POS) to Luis Munoz Marin Intl. Airport (SJU) cost?
Lock in a cheap one-way flight from $159 or cheap return flight from $260 from Piarco Intl. Airport (POS) to Luis Munoz Marin Intl. Airport (SJU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Piarco Intl. Airport (POS) to Luis Munoz Marin Intl. Airport (SJU)?
The cheapest month to fly from POS to SJU is October, when demand is low. Off-peak months are usually when you'll find lower airfares between these airports.
Which airlines fly direct from Piarco Intl. Airport (POS) to Luis Munoz Marin Intl. Airport (SJU)?
You can fly directly from Piarco Intl. Airport (POS) to Luis Munoz Marin Intl. Airport (SJU) on a Caribbean Airlines flight.
What is the cheapest airline that flies from Piarco Intl. Airport (POS) to Luis Munoz Marin Intl. Airport (SJU)?
Frontier Airlines and Caribbean Airlines are popular airlines offering reasonable fares. Keep in mind that flight prices from Piarco Intl. Airport (POS) to Luis Munoz Marin Intl. Airport (SJU) can change based on travel dates, demand and how early you book. With Expedia's search tool, you can easily find a POS to SJU flight that matches your preferences and budget.
How many flights per day from Piarco Intl. Airport (POS) to Luis Munoz Marin Intl. Airport (SJU)?
On average, you can pick from 4 direct flights every week from Piarco Intl. Airport (POS) to Luis Munoz Marin Intl. Airport (SJU). To increase your travel options, consider flights with layovers. Simply enter your dates on Expedia and then filter your search to include one stop or more.
What are the most popular departure times for flights from Piarco Intl. Airport (POS) to Luis Munoz Marin Intl. Airport (SJU)?
Flights between POS and SJU are their busiest at 10 AM. If you want a more relaxed experience and potentially cheaper tickets, choose a time outside the usual busy windows.
What day of the week has the most flights from POS to SJU?
Sunday has the most flights from Piarco Intl. Airport (POS) to Luis Munoz Marin Intl. Airport (SJU). Consider traveling on this day and you'll have a greater chance of finding a schedule that works for you.
What is the earliest flight from Piarco Intl. Airport (POS) to Luis Munoz Marin Intl. Airport (SJU)?
Piarco Intl. Airport (POS)'s earliest flight to Luis Munoz Marin Intl. Airport (SJU) takes off at approximately 10:50AM UTC-4. With a total flight time of 3h 10m, you'll land at around 2:00PM UTC-4.
How long does it take to fly from Piarco Intl. Airport (POS) to Luis Munoz Marin Intl. Airport (SJU)?
It usually takes 2 hours and 32 minutes to travel the 630 mi from POS to SJU.
What is the best time to fly from Piarco Intl. Airport (POS) to Luis Munoz Marin Intl. Airport (SJU)?
To arrive at Luis Munoz Marin Intl. Airport (SJU) without delays, book a flight that leaves from Piarco Intl. Airport (POS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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.
What airports do you fly into for San Juan from Piarco Intl. Airport (POS)?
Compare your flight options from Piarco Intl. Airport (POS) to Luis Munoz Marin Intl. Airport (SJU). This is the only airport in San Juan you can arrive at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Piarco Intl. Airport (POS) to Luis Munoz Marin Intl. Airport (SJU) last-minute?
Last-minute bookings from POS to SJU are generally more expensive. For the cheapest rates, start looking for flights well ahead of time. That said, if you can play around with your travel dates, you may find a cheap fare just before your departure.
Can I cancel or change the date of my flight from Piarco Intl. Airport (POS) to Luis Munoz Marin Intl. Airport (SJU)?
In most cases, you can reschedule or cancel your POS to SJU flight. However, there may be additional charges, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you want more information, visit our Customer Service portal.

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*Available to One Key members.