Saint Lucia

$139+ Cheap flights from Philadelphia (PHL) 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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — UVF
Apr 17 — Apr 241
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Cheap flight deals from Philadelphia to Saint Lucia

Cheapest flights from Philadelphia to Saint Lucia
Explore the most affordable flight options available from Philadelphia to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 18, 2026.

This Travelocity deal was found by Cheapflights users on 3/15. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:00 am
PHL
-
UVF
1 stop8h 10m
Air Canada
Tue 6/163:05 pm
UVF
-
PHL
1 stop24h 33m
Air Canada
Deal found 3/15$372
This Air Canada deal was found by Cheapflights users on 3/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/184:20 pm
PHL
-
UVF
1 stop22h 00m
Air Canada
Tue 6/233:05 pm
UVF
-
PHL
1 stop19h 09m
Air Canada
Deal found 3/13$382
This Air Canada deal was found by Cheapflights users on 3/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/1510:05 am
PHL
-
UVF
2 stops28h 05m
Air Canada
Tue 6/233:05 pm
UVF
-
PHL
2 stops23h 44m
Air Canada
Deal found 3/13$389
This Gotogate deal was found by Cheapflights users on 3/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/114:20 pm
PHL
-
UVF
1 stop21h 50m
Air Canada
Tue 6/163:05 pm
UVF
-
PHL
1 stop18h 43m
Air Canada
Deal found 3/16$392
This FlightHub deal was found by Cheapflights users on 3/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:00 am
PHL
-
UVF
1 stop8h 05m
Air Canada
Fri 6/53:05 pm
UVF
-
PHL
2 stops30h 28m
Air Canada
Deal found 3/15$393
This Air Canada deal was found by Cheapflights users on 3/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/143:25 pm
PHL
-
UVF
2 stops46h 45m
Air Canada
Tue 6/233:05 pm
UVF
-
PHL
1 stop19h 09m
Air Canada
Deal found 3/13$436
This Air Canada deal was found by Cheapflights users on 3/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/84:25 pm
PHL
-
UVF
1 stop23h 00m
Air Canada
Mon 4/134:05 pm
UVF
-
PHL
1 stop23h 39m
Air Canada
Deal found 3/15$472
This Mytrip deal was found by Cheapflights users on 3/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:00 am
PHL
-
SLU
2 stops12h 25m
Multiple Airlines
Fri 5/296:00 pm
SLU
-
PHL
2 stops21h 38m
Multiple Airlines
Deal found 3/17$961
This Mytrip deal was found by Cheapflights users on 3/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/243:30 pm
PHL
-
SLU
2 stops27h 30m
Multiple Airlines
Sun 3/295:00 am
SLU
-
PHL
2 stops18h 56m
Multiple Airlines
Deal found 3/15$1,054
This Mytrip deal was found by Cheapflights users on 3/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/128:53 pm
PHL
-
SLU
3 stops42h 42m
Multiple Airlines
Sun 4/196:00 pm
SLU
-
PHL
3 stops27h 57m
Multiple Airlines
Deal found 3/17$1,057
This Mytrip deal was found by Cheapflights users on 3/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/186:00 am
PHL
-
SLU
2 stops13h 00m
Multiple Airlines
Mon 6/227:10 pm
SLU
-
PHL
2 stops15h 04m
Multiple Airlines
Deal found 3/17$1,123
This Mytrip deal was found by Cheapflights users on 3/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/305:45 am
PHL
-
SLU
3 stops13h 15m
Multiple Airlines
Thu 5/79:50 am
SLU
-
PHL
3 stops37h 47m
Multiple Airlines
Deal found 3/16$1,201

Find flight deals from Philadelphia to Saint Lucia

Keep the following information in mind while searching for Philadelphia to Saint Lucia flight deals. Data was last updated March 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$372
(Travelocity)

One-way from

$139
(Expedia)

Good round-trip deal

$813 or less
Provider with most accurate pricing for Philadelphia-Castries George F. L. Charle flight deals.
Provider most trusted by Cheapflights users for Philadelphia-Castries George F. L. Charle flights.
From Philadelphia to Saint Lucia
One-way flight from Philadelphia to Saint Lucia
Price to beat on a round-trip flight from Philadelphia to Saint Lucia.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia 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 March 18, 2026.
Use the filters below to find and compare flights from Philadelphia to Saint Lucia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Tue 5/26

6:00 am-2:05 pm

1 stop8h 05m

Castries Hewanorra

Fri 5/29

3:05 pm-3:38 pm

1 stop24h 33m

$542

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Sun 4/5

4:25 pm-3:20 pm

1 stop22h 55m

Castries Hewanorra

Fri 4/10

4:15 pm-2:46 pm

2 stops22h 31m

$566

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Tue 5/26

9:22 am-3:19 pm

2 stops29h 57m

Castries Hewanorra

Fri 5/29

4:41 pm-5:35 pm

2 stops24h 54m

$725

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Mon 4/20

5:30 am-2:02 pm

1 stop8h 32m

Castries Hewanorra

Tue 4/28

3:22 pm-12:59 am

1 stop9h 37m

$788

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Mon 4/20

5:30 am-2:02 pm

1 stop8h 32m

Castries Hewanorra

Mon 4/27

3:22 pm-9:25 am

1 stop18h 03m

$813

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Tue 6/16

5:30 am-2:05 pm

1 stop8h 35m

Castries Hewanorra

Tue 6/23

3:30 pm-12:25 am

1 stop8h 55m

$828

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Thu 4/16

7:38 pm-2:02 pm

1 stop18h 24m

Castries Hewanorra

Mon 4/27

3:22 pm-12:59 am

1 stop9h 37m

$838
Quickest round-trip

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Tue 6/16

6:45 am-2:05 pm

1 stop7h 20m

Castries Hewanorra

Thu 6/25

3:30 pm-12:25 am

1 stop8h 55m

$858

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Sat 4/18

5:30 am-2:02 pm

1 stop8h 32m

Castries Hewanorra

Tue 4/28

3:22 pm-12:59 am

1 stop9h 37m

$863

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Fri 4/17

7:38 pm-2:02 pm

1 stop18h 24m

Castries Hewanorra

Tue 4/28

3:22 pm-12:59 am

1 stop9h 37m

$863

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/15

Showing 1-10 of 30 resultsSorted by cheapest first
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Best time to book a flight from Philadelphia to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Philadelphia 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 Philadelphia to Saint Lucia

What is the cheapest month to book a flight from Philadelphia to Saint Lucia?

Currently, September is the cheapest month in which you can book a flight from Philadelphia to Saint Lucia (average of $148). Flying from Philadelphia to Saint Lucia in June is currently the most expensive (average of $387). 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 PHL to LC?

Find hourly flight availability from Philadelphia 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 18, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to Saint Lucia as you normally would.

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 March 18, 2026.
Read through reviews of airlines operating flights from Philadelphia to Saint Lucia, such as Delta and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia 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 Philadelphia to Saint Lucia?

    Philadelphia (PHL), located 7.0 mi from the city center, is the airport you fly out of when you book flights from Philadelphia to Saint Lucia.

  • How long is the flight from Philadelphia to Saint Lucia?

    Departing from Philadelphia to Saint Lucia will take you 8h 05m. Airlines will cover a distance of 2002 mi. This flight may include one or multiple stops.

  • What are the cheapest flights from Philadelphia to Saint Lucia?

    Looking for the cheapest flight from Philadelphia to Saint Lucia? While on average our users pay $823, our data indicates the cheapest price to be $773. The most popular route (Philadelphia - Castries Hewanorra), is priced around $544.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Philadelphia 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 Philadelphia to Saint Lucia?

    Currently, September is the cheapest month in which you can book a flight from Philadelphia to Saint Lucia (average of $148). Flying from Philadelphia to Saint Lucia in June is currently the most expensive (average of $387). 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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Alternative routes for Philadelphia to Saint Lucia

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

Top 2 airlines flying from Philadelphia to Saint Lucia

Discover the top 2 airlines that operate flights from Philadelphia to Saint Lucia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$580Average$812FlexibilityNo cancel feeOn-time71%
DeltaCheapest$617Average$885FlexibilityNo cancel feeOn-timeN/A

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