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 Sunday 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 40% 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 $358.

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

March can be a great time to fly to Saint Lucia from Port of Spain with a flight ticket averaging about $377. Cheapflights users have found deals in the month of March for as cheap as $314. The most expensive prices can be found in the month of July.

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.

$422+ Flights from Port of Spain to Saint Lucia

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Cheap flight deals from Port of Spain to Saint Lucia

Round-trip from	$313 (Mytrip)
One-way from	$157 (Caribbean Airlines)
Popular in	July
Cheapest in	March
Average price	$340
Good round-trip deal	$387 or less

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. 16% potential increase in price ($74 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).

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Average for round-trip flights in June 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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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 June 12, 2025.

Thu 9/2512:05 pmPOS - SLU

Nonstop1h 05mCaribbean Airlines

Fri 10/312:15 pmSLU - POS

Nonstop1h 05mCaribbean Airlines

Deal found 6/11

$313

Sun 7/610:40 amPOS - SLU

Nonstop1h 05mMultiple Airlines

Thu 7/104:20 pmSLU - POS

Nonstop1h 00mMultiple Airlines

Deal found 6/10

$425

Mon 6/165:15 pmPOS - SLU

1 stop15h 05mHahn Air

Mon 6/2311:25 amSLU - POS

1 stop22h 55mHahn Air

Deal found 6/11

$536

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 June 12, 2025.

Thu 9/2512:05 pmPOS - SLU

Nonstop1h 05mCaribbean Airlines

Fri 10/312:15 pmSLU - POS

Nonstop1h 05mCaribbean Airlines

Deal found 6/11

$313

Sun 7/610:40 amPOS - SLU

Nonstop1h 05mMultiple Airlines

Thu 7/104:20 pmSLU - POS

Nonstop1h 00mMultiple Airlines

Deal found 6/10

$425

Mon 12/86:45 pmPOS - SLU

2 stops13h 35mHahn Air

Mon 12/1511:25 amSLU - POS

3 stops22h 55mHahn Air

Deal found 6/10

$563

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 June 12, 2025 and is based on user searches.

Sun 6/1510:40 amPOS - SLU

Nonstop1h 05mCaribbean Airlines

Tue 6/177:30 amSLU - POS

1 stop14h 25mCaribbean Airlines

Deal found 6/11

$368

Mon 6/165:15 pmPOS - SLU

1 stop15h 05mHahn Air

Mon 6/2311:25 amSLU - POS

1 stop22h 55mHahn Air

Deal found 6/11

$536

Thu 6/195:50 pmPOS - SLU

1 stop21h 00mMultiple Airlines

Sun 6/225:00 amSLU - POS

Nonstop1h 05mMultiple Airlines

Deal found 6/10

$547

Thu 6/195:50 pmPOS - SLU

1 stop21h 00mHahn Air

Mon 6/2311:25 amSLU - POS

1 stop22h 55mHahn Air

Deal found 6/10

$558

Thu 6/199:40 amPOS - SLU

2 stops27h 30mCaribbean Airlines

Sun 6/2212:10 pmSLU - POS

2 stops33h 40mCaribbean Airlines

Deal found 6/10

$823

Sun 7/610:40 amPOS - SLU

Nonstop1h 05mMultiple Airlines

Thu 7/104:20 pmSLU - POS

Nonstop1h 00mMultiple Airlines

Deal found 6/10

$425

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 June 12, 2025.

Fri 10/1010:25 amPOS - SLU

Nonstop1h 05mCaribbean Airlines

Deal found 6/10

$157

Wed 6/184:10 pmPOS - SLU

1 stop2h 15mHahn Air

Deal found 6/10

$234

Fri 10/107:30 amPOS - SLU

2 stops24h 30mMultiple Airlines

Deal found 6/11

$476

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

Thu 9/25

12:05 pm-1:10 pm

Nonstop1h 05m

Castries George F. L. Charle

Fri 10/3

12:15 pm-1:20 pm

Nonstop1h 05m

$313

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

Sun 7/6

10:40 am-11:45 am

Nonstop1h 05m

Castries George F. L. Charle

Thu 7/10

4:20 pm-5:20 pm

Nonstop1h 00m

$425

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

Mon 12/8

6:45 pm-8:20 am

2 stops13h 35m

Castries George F. L. Charle

Mon 12/15

11:25 am-10:20 am

3 stops22h 55m

$563

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

Fri 10/10

10:25 am-11:30 am

Nonstop1h 05m

$157

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

Wed 6/18

4:10 pm-6:25 pm

1 stop2h 15m

$234

Port of SpainCastries

POS - SLU

POSSLU

Port of Spain Piarco Intl

Fri 10/10

7:30 am-8:00 am

2 stops24h 30m

$476

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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 7% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Saint Lucia

Read through reviews of airlines operating flights from Port of Spain to Saint Lucia, such as Caribbean Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Caribbean Airlines

8.2

Very good

157 reviews

Reviews

1 / 9

6.0

Good

Anonymous,Mar 2025

JFK - GEO

Air hostesses were friendly. There should be more options for tea.

Caribbean Airlines

8.2

Very good

157 reviews

Caribbean Airlines

8.2

Very good

157 reviews

Reviews

1 / 9

6.0

Good

Anonymous,Mar 2025

JFK - GEO

Air hostesses were friendly. There should be more options for tea.

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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Port of Spain to Saint Lucia

Airline	Cheapest	Average	Flexibility	On-time
Caribbean Airlines	Cheapest$289	Average$395	FlexibilityNo cancel fee	On-timeN/A

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$157+ 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 10/10. 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 June 12, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip 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 June 12, 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 June 12, 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 June 12, 2025.

Reviews of airlines servicing Saint Lucia

Read through reviews of airlines operating flights from Port of Spain to Saint Lucia, such as Caribbean Airlines. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

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

100% Free

Book with Flexibility

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 June 12, 2025.