HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Saint Lucia

$709+ Cheap flights from Puerto Rico to Saint Lucia

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — UVF
Jun 23 — Jun 301
Mon 6/23
Mon 6/30
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Puerto Rico to Saint Lucia with Cheapflights

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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Puerto Rico to Saint Lucia

Keep the following information in mind while searching for Puerto Rico to Saint Lucia flight deals. Data was last updated June 18, 2025.

Round-trip from

$709
(JetBlue)
From Puerto Rico to Saint Lucia
Search Deals

Find flight deals from Puerto Rico to Saint Lucia

Cheapest flights from Puerto Rico to Saint Lucia
Explore the most affordable flight options available from Puerto Rico to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2025.

This JetBlue deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/61:59 amSJU - UVF
1 stop13h 35mJetBlue
Sun 11/164:54 pmUVF - SJU
1 stop11h 01mJetBlue
Deal found 6/16$709

Cheapflights Fare Finder

Customize your flight search to find flights from Puerto Rico to Saint Lucia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 18, 2025.
Use the filters below to find and compare flights from Puerto Rico to Saint Lucia that are best for you.

Fly from

Puerto Rico

Fly to

Saint Lucia

Route

Depart

Return

Price

San JuanCastries

SJU - UVF

SJUUVF

San Juan Luis Munoz Marin Intl

Thu 11/6

1:59 am-3:34 pm

1 stop13h 35m

Castries Hewanorra

Sun 11/16

4:54 pm-3:55 am

1 stop11h 01m

$709

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/16

Best time to book a flight from Puerto Rico to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Puerto Rico 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 Puerto Rico to Saint Lucia
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Saint Lucia

Get insights into the airlines that provide service to Saint Lucia. 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 Saint Lucia. Reviews last updated June 18, 2025.
JetBlue
7.3
Good
2,923 reviews

Boarding

7.5

Entertainment

7.3

Food

6.7

Overall

7.3

Crew

8.0

Comfort

7.6

Reviews

1 / 20
2.0
Mediocre

Esther,Jul 2024

JFK - BOS

Terrible. Flight got delayed for nearly 6 hours due to “inclement weather” although other flights were still taking off at JFK
JetBlue
7.3
Good
2,923 reviews
JetBlue
7.3
Good
2,923 reviews

Boarding

7.5

Entertainment

7.3

Food

6.7

Overall

7.3

Crew

8.0

Comfort

7.6

Reviews

1 / 20
2.0
Mediocre

Esther,Jul 2024

JFK - BOS

Terrible. Flight got delayed for nearly 6 hours due to “inclement weather” although other flights were still taking off at JFK

Related info for your journey

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

  • Can I find deals for flights from Puerto Rico to Saint Lucia that include hotel bookings?

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

  • How can I find direct flights from Puerto Rico to Saint Lucia?

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

  • Can I find deals for business class flights from Puerto Rico to Saint Lucia?

    Yes. Cheapflights offers flight deals from Puerto Rico 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 Puerto Rico to Saint Lucia?

    Currently, January is the cheapest month in which you can book a flight from Puerto Rico to Saint Lucia (average of $556). Flying from Puerto Rico 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

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

Alternative routes for Puerto Rico to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl to Punta Cana flights
Luis Munoz Marin Intl to Santo Domingo flights
Santo Domingo to Luis Munoz Marin Intl flights
Luis Munoz Marin Intl to Santiago de los Caballeros flights
Luis Munoz Marin Intl to Christiansted flights
Luis Munoz Marin Intl to Saint Thomas Island flights
Port of Spain to St. George's flights
Luis Munoz Marin Intl to Simpson Bay flights
Punta Cana to Luis Munoz Marin Intl flights
Kingston to Port of Spain flights
Simpson Bay to Gustavia flights
Port of Spain to Castries flights
Port of Spain to Kingston flights
Kingston to Nassau flights
Saint Thomas Island to Luis Munoz Marin Intl flights
Port of Spain to Nassau flights
Port of Spain to Montego Bay flights
Santiago de los Caballeros to Luis Munoz Marin Intl flights
Bridgetown to Kingston flights
Port of Spain to Kingstown flights
Kingston to Bridgetown flights
Bridgetown to Castries flights
Kingston to Punta Cana flights
Nassau to Marsh Harbour flights
Port of Spain to Bridgetown flights
Oranjestad to Santo Domingo flights
Basseterre to Simpson Bay flights
Simpson Bay to Luis Munoz Marin Intl flights
Montego Bay to Nassau flights
Kingston to Castries flights
Luis Munoz Marin Intl to Nassau flights
Nassau to Freeport flights
Bridgetown to Port of Spain flights
Santo Domingo to Havana flights
Montego Bay to Punta Cana flights
Kingston to Willemstad flights
Christiansted to Saint Thomas Island flights
Nassau to Gregory Town flights
Port of Spain to Punta Cana flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.