What is the cheapest day to fly from Port of Spain to Saint Lucia?

Travelers seeking maximum savings on their Port of Spain to Saint Lucia flight should consider departing on Saturday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Port of Spain to Saint Lucia?

Flying to your destination on a Thursday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Saint Lucia. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from Port of Spain to Saint Lucia?

To save on the cost of your flight from Port of Spain to Saint Lucia, book at least 27 days before your planned departure. Booking around this time can save you about 38% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $337 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $495.

What is the cheapest month to fly from Port of Spain to Saint Lucia?

January can be a great time to fly to Saint Lucia from Port of Spain with a flight ticket averaging about $366. Cheapflights users have found deals in the month of January for as cheap as $246. The most expensive prices can be found in the month of August.

What airport do you fly from for flights from Port of Spain to Saint Lucia?

Port of Spain Piarco Intl (POS), located 12.6 mi from the city center, is the airport you fly out of when you book flights from Port of Spain to Saint Lucia.

Can I find deals for flights from Port of Spain to Saint Lucia that include hotel bookings?

Yes. In addition to deals on Port of Spain to Saint Lucia flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Port of Spain to Saint Lucia?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Port of Spain to Saint Lucia.

Can I find deals for business class flights from Port of Spain to Saint Lucia?

Yes. Cheapflights offers flight deals from Port of Spain to Saint Lucia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$412+ Flights from Port of Spain to Saint Lucia

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Cheap flight deals from Port of Spain to Saint Lucia

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$331 (Mytrip)
One-way from	$156 (Mytrip)
Popular in	August
Cheapest in	January
Average price	$343
Good round-trip deal	$323 or less
Good one-way deal	$178 or less

Provider with most accurate pricing for Port of Spain Piarco Intl-Castries George F. L. Charle flight deals.

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Provider most trusted by Cheapflights users for Port of Spain Piarco Intl-Castries George F. L. Charle flights.

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From Port of Spain Piarco Intl to Saint Lucia

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One-way flight from Port of Spain Piarco Intl to Saint Lucia

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Highest demand for flights based on searches. 12% potential increase in price ($54 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).

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Average for round-trip flights in March 2025

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Price to beat on a round-trip flight from Port of Spain Piarco Intl to Saint Lucia.

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Price to beat on a one-way flight from Port of Spain Piarco Intl to Saint Lucia.

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Find flight deals from Port of Spain to Saint Lucia

Cheapest flights from Port of Spain to Saint Lucia
Explore the most affordable flight options available from Port of Spain to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

Mon 4/282:45 pmPOS - SLU

Nonstop1h 05mCaribbean Airlines

Wed 4/3010:15 amSLU - POS

Nonstop1h 05mCaribbean Airlines

Deal found 3/25

$331

Thu 5/18:30 amPOS - SLU

2 stops6h 05mMultiple Airlines

Fri 5/1612:00 pmSLU - POS

3 stops28h 40mMultiple Airlines

Deal found 3/24

$546

Best flights from Port of Spain to Saint Lucia
Discover carefully curated flight deals from Port of Spain to Saint Lucia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 26, 2025.

Mon 4/282:45 pmPOS - SLU

Nonstop1h 05mCaribbean Airlines

Wed 4/3010:15 amSLU - POS

Nonstop1h 05mCaribbean Airlines

Deal found 3/25

$331

Thu 5/18:30 amPOS - SLU

2 stops6h 05mMultiple Airlines

Fri 5/1612:00 pmSLU - POS

3 stops28h 40mMultiple Airlines

Deal found 3/24

$546

Last-minute flights from Port of Spain to Saint Lucia
Discover last-minute flight deals from Port of Spain to Saint Lucia. Data last updated March 26, 2025 and is based on user searches.

Sun 3/3010:40 amPOS - SLU

Nonstop1h 05mCaribbean Airlines

Fri 4/412:15 pmSLU - POS

Nonstop1h 05mCaribbean Airlines

Deal found 3/24

$344

Sun 3/302:45 pmPOS - SLU

2 stops26h 45mMultiple Airlines

Fri 4/412:00 pmSLU - POS

3 stops28h 40mMultiple Airlines

Deal found 3/25

$596

Mon 4/282:45 pmPOS - SLU

Nonstop1h 05mCaribbean Airlines

Wed 4/3010:15 amSLU - POS

Nonstop1h 05mCaribbean Airlines

Deal found 3/25

$331

One-way flights from Port of Spain to Saint Lucia
Search for one-way flight options from Port of Spain to Saint Lucia. Find affordable one-way fares based on user searches. Data last updated March 26, 2025.

Sun 3/3010:40 amPOS - SLU

Nonstop1h 05mCaribbean Airlines

Deal found 3/25

$156

Sun 4/69:05 pmPOS - SLU

3 stops14h 20mMultiple Airlines

Deal found 3/24

$478

Cheapflights Fare Finder

Use the filters below to find and compare flights from Port of Spain to Saint Lucia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

Mon 4/28

2:45 pm-3:50 pm

Nonstop1h 05m

Castries George F. L. Charle

Wed 4/30

10:15 am-11:20 am

Nonstop1h 05m

$331

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

Thu 5/1

8:30 am-2:35 pm

2 stops6h 05m

Castries George F. L. Charle

Fri 5/16

12:00 pm-4:40 pm

3 stops28h 40m

$546

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

Sun 3/30

10:40 am-11:45 am

Nonstop1h 05m

$156

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

Sun 4/6

9:05 pm-11:25 am

3 stops14h 20m

$478

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Best time to book a flight from Port of Spain to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Port of Spain with our price prediction graph.

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 Port of Spain to Saint Lucia

What is the cheapest month to book a flight from Port of Spain to Saint Lucia?

Currently, January is the cheapest month in which you can book a flight from Port of Spain to Saint Lucia (average of $556). Flying from Port of Spain to Saint Lucia in December is currently the most expensive (average of $730). 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 POS to LC?

A simple way to save on the total cost of your ticket is to fly from Port of Spain to Saint Lucia in the morning. If you’re flexible enough to do this you can expect to save up to 6% on your trip compared to booking a flight in the afternoon.

Reviews of airlines servicing Saint Lucia

Caribbean Airlines

8.2

Very good

148 reviews

Reviews

1 / 8

4.0

Okay

Dabian,Jun 2024

BGI - GND

The flight attendants on my flight needs training on how to speak to people.

Caribbean Airlines

8.2

Very good

148 reviews

Caribbean Airlines

8.2

Very good

148 reviews

Reviews

1 / 8

4.0

Okay

Dabian,Jun 2024

BGI - GND

The flight attendants on my flight needs training on how to speak to people.

Related info for your journey

What airport do you fly from for flights from Port of Spain to Saint Lucia?
Port of Spain Piarco Intl (POS), located 12.6 mi from the city center, is the airport you fly out of when you book flights from Port of Spain to Saint Lucia.
Can I find deals for flights from Port of Spain to Saint Lucia that include hotel bookings?
Yes. In addition to deals on Port of Spain to Saint Lucia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Port of Spain to Saint Lucia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Port of Spain to Saint Lucia.
Can I find deals for business class flights from Port of Spain to Saint Lucia?
Yes. Cheapflights offers flight deals from Port of Spain to Saint Lucia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Port of Spain to Saint Lucia?
Currently, January is the cheapest month in which you can book a flight from Port of Spain to Saint Lucia (average of $556). Flying from Port of Spain to Saint Lucia in December is currently the most expensive (average of $730). 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.

See more FAQs

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Top airline flying from Port of Spain to Saint Lucia

Airline	Cheapest	Average	Flexibility	On-time
Caribbean Airlines	Cheapest$248	Average$392	FlexibilityNo cancel fee	On-timeN/A

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$156+ Cheap flights from Port of Spain (POS) to Saint Lucia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Port of Spain to Saint Lucia with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Port of Spain to Saint Lucia

Keep the following information in mind while searching for Port of Spain to Saint Lucia flight deals. Data was last updated March 26, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Port of Spain to Saint Lucia

Cheapest flights from Port of Spain to Saint LuciaExplore the most affordable flight options available from Port of Spain to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

Explore the most affordable flight options available from Port of Spain to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Port of Spain to Saint Lucia that are best for you.

Best time to book a flight from Port of Spain to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Port of Spain with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Port of Spain to Saint Lucia

What is the cheapest month to book a flight from Port of Spain to Saint Lucia?

What is the cheapest time of day to fly from POS to LC?

Find hourly flight availability from Port of Spain to Saint Lucia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 26, 2025.

Reviews of airlines servicing Saint Lucia

Related info for your journey

Find useful and relevant information for your journey from Port of Spain to Saint Lucia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Port of Spain to Saint Lucia?

Can I find deals for flights from Port of Spain to Saint Lucia that include hotel bookings?

How can I find direct flights from Port of Spain to Saint Lucia?

Can I find deals for business class flights from Port of Spain to Saint Lucia?

What is the cheapest month to book a flight from Port of Spain to Saint Lucia?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Port of Spain to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Port of Spain to Saint Lucia

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Travel Smart

Cheapest flights from Port of Spain to Saint Lucia
Explore the most affordable flight options available from Port of Spain to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.