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Saint Lucia

$147+ 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 3/24. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — UVF
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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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 January 29, 2026.

This Expedia deal was found by Cheapflights users on 1/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/46:00 am
PHL
-
UVF
1 stop7h 32m
Multiple Airlines
Thu 4/94:15 pm
UVF
-
PHL
2 stops22h 31m
Multiple Airlines
Deal found 1/27$452
This Travelocity deal was found by Cheapflights users on 1/27. 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.
Sat 3/76:00 am
PHL
-
UVF
1 stop10h 35m
JetBlue
Sat 3/145:30 pm
UVF
-
PHL
1 stop15h 34m
JetBlue
Deal found 1/27$479
This Air Canada deal was found by Cheapflights users on 1/27. 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 6/43:25 pm
PHL
-
UVF
2 stops22h 45m
Air Canada
Tue 6/93:05 pm
UVF
-
PHL
1 stop18h 43m
Air Canada
Deal found 1/27$484
This Air Canada deal was found by Cheapflights users on 1/27. 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.
Tue 3/243:30 pm
PHL
-
UVF
2 stops23h 55m
Air Canada
Sun 3/294:20 pm
UVF
-
PHL
2 stops22h 26m
Air Canada
Deal found 1/27$523
This Orbitz deal was found by Cheapflights users on 1/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/233:30 pm
PHL
-
UVF
2 stops47h 55m
Multiple Airlines
Sat 3/285:30 pm
UVF
-
PHL
1 stop15h 34m
Multiple Airlines
Deal found 1/28$530
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/55:40 am
PHL
-
UVF
1 stop8h 18m
Delta
Wed 4/83:18 pm
UVF
-
PHL
1 stop18h 04m
Delta
Deal found 1/28$540
This Expedia deal was found by Cheapflights users on 1/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/36:30 pm
PHL
-
UVF
1 stop19h 02m
Multiple Airlines
Fri 4/104:15 pm
UVF
-
PHL
2 stops22h 31m
Multiple Airlines
Deal found 1/27$545
This Air Canada deal was found by Cheapflights users on 1/28. 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 4/83:30 pm
PHL
-
UVF
2 stops23h 55m
Air Canada
Sun 4/124:05 pm
UVF
-
PHL
2 stops22h 41m
Air Canada
Deal found 1/28$547
This Air Canada deal was found by Cheapflights users on 1/28. 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 4/123:30 pm
PHL
-
UVF
2 stops23h 40m
Air Canada
Thu 4/164:15 pm
UVF
-
PHL
1 stop23h 29m
Air Canada
Deal found 1/28$555
This Mytrip deal was found by Cheapflights users on 1/28. 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.
Fri 5/86:15 am
PHL
-
SLU
2 stops30h 55m
Multiple Airlines
Mon 5/119:10 am
SLU
-
PHL
2 stops24h 38m
Multiple Airlines
Deal found 1/28$892
This Mytrip deal was found by Cheapflights users on 1/28. 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.
Mon 3/236:21 am
PHL
-
SLU
2 stops33h 14m
Multiple Airlines
Sat 3/285:50 pm
SLU
-
PHL
2 stops30h 26m
Multiple Airlines
Deal found 1/28$912
This Mytrip deal was found by Cheapflights users on 1/27. 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.
Sat 2/143:30 pm
PHL
-
SLU
2 stops26h 30m
Multiple Airlines
Wed 2/1812:35 pm
SLU
-
PHL
3 stops36h 15m
Multiple Airlines
Deal found 1/27$1,050

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$452
(Expedia)

One-way from

$147
(Air Canada)

Popular in

June

Cheapest in

September

Average price

$947

Good round-trip deal

$613 or less
Provider with most accurate pricing for Philadelphia-Castries George F. L. Charle flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Castries George F. L. Charle flights.
Search Deals
From Philadelphia to Saint Lucia
Search Deals
One-way flight from Philadelphia to Saint Lucia
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($73 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Philadelphia to Saint Lucia.
Search Deals

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 January 29, 2026.
Use the filters below to find and compare flights from Philadelphia to Saint Lucia that are best for you.

Fly from

Philadelphia

Fly to

Saint Lucia

Route

Depart

Return

Price

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Sun 4/5

5:40 am-1:58 pm

1 stop8h 18m

Castries Hewanorra

Tue 4/7

3:18 pm-9:22 am

1 stop18h 04m

$540

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Sun 4/12

3:30 pm-3:10 pm

2 stops23h 40m

Castries Hewanorra

Thu 4/16

4:15 pm-2:46 pm

2 stops22h 31m

$558

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Sat 5/2

10:00 pm-1:35 pm

1 stop15h 35m

Castries Hewanorra

Sat 5/9

2:10 pm-7:18 pm

Nonstop5h 08m

$560

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Sun 4/5

5:40 am-1:58 pm

1 stop8h 18m

Castries Hewanorra

Mon 4/6

3:18 pm-9:22 am

1 stop18h 04m

$570

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Sun 4/12

5:40 am-1:58 pm

1 stop8h 18m

Castries Hewanorra

Thu 4/16

3:22 pm-12:59 am

1 stop9h 37m

$619

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Sat 4/11

4:25 pm-3:10 pm

1 stop22h 45m

Castries Hewanorra

Sat 4/18

4:10 pm-9:40 pm

1 stop29h 30m

$646

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Wed 3/18

5:00 am-1:48 pm

1 stop8h 48m

Castries Hewanorra

Mon 3/23

2:48 pm-9:33 am

1 stop18h 45m

$649

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Thu 5/28

6:00 am-3:04 pm

1 stop9h 04m

Castries Hewanorra

Thu 6/4

2:58 pm-9:43 am

1 stop18h 45m

$663

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Thu 5/28

10:25 am-2:05 pm

1 stop27h 40m

Castries Hewanorra

Thu 6/4

2:24 pm-11:01 pm

2 stops32h 37m

$664

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Mon 3/30

3:30 pm-3:20 pm

2 stops47h 50m

Castries Hewanorra

Sat 4/4

6:52 pm-8:00 am

2 stops37h 08m

$684

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 26 results
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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 $151). Flying from Philadelphia to Saint Lucia in August is currently the most expensive (average of $393). 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.

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 January 29, 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.
Delta
7.9
Good
8,128 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

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.
Delta
7.9
Good
8,128 reviews
Delta
7.9
Good
8,128 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

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.
American Airlines
7.2
Good
11,205 reviews
Delta
7.9
Good
8,128 reviews

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Overall

7.9

Food

7.2

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 18m. 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 $638, our data indicates the cheapest price to be $592. The most popular route (Philadelphia - Castries Hewanorra), is priced around $433.

  • 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 $151). Flying from Philadelphia to Saint Lucia in August is currently the most expensive (average of $393). 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.
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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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$558Average$816FlexibilityNo cancel feeOn-time71%
DeltaCheapest$642Average$807FlexibilityNo cancel feeOn-timeN/A

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