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Saint Lucia

$313+ 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 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — UVF
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap 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 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$481
(Air Canada)

One-way from

$313
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$752

Good round-trip deal

$712 or less

Good one-way deal

$358 or less
Provider with most accurate pricing for Philadelphia-Castries George F. L. Charle flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Castries George F. L. Charle flights.
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From Philadelphia to Saint Lucia
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One-way flight from Philadelphia to Saint Lucia
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Highest demand for flights based on searches. 32% potential increase in price ($391 potential increase over avg. RT price).
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Cheapest flight prices on average. 14% potential price decrease ($105 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 Philadelphia to Saint Lucia.
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Price to beat on a one-way flight from Philadelphia to Saint Lucia.
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Find 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 28, 2025.

This Air Canada deal was found by Cheapflights users on 3/27. 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.
Mon 9/223:20 pmPHL - UVF
2 stops22h 55mAir Canada
Fri 9/263:05 pmUVF - PHL
1 stop24h 38mAir Canada
Deal found 3/27$481
This American Airlines deal was found by Cheapflights users on 3/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/265:35 amPHL - UVF
1 stop8h 18mAmerican Airlines
Tue 9/23:43 pmUVF - PHL
1 stop8h 45mAmerican Airlines
Deal found 3/27$547
This Delta deal was found by Cheapflights users on 3/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/65:55 amPHL - UVF
1 stop8h 20mDelta
Sat 8/93:36 pmUVF - PHL
1 stop8h 51mDelta
Deal found 3/27$572
This Mytrip deal was found by Cheapflights users on 3/26. 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 3/309:00 amPHL - UVF
1 stop29h 45mMultiple Airlines
Tue 4/12:40 pmUVF - PHL
2 stops25h 23mMultiple Airlines
Deal found 3/26$631
This United Airlines deal was found by Cheapflights users on 3/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/36:00 pmPHL - UVF
2 stops45h 30mUnited Airlines
Sat 7/1212:55 pmUVF - PHL
2 stops33h 36mUnited Airlines
Deal found 3/27$757
This Mytrip deal was found by Cheapflights users on 3/27. 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 6/286:45 amPHL - SLU
2 stops29h 00mMultiple Airlines
Thu 7/36:20 pmSLU - PHL
2 stops24h 41mMultiple Airlines
Deal found 3/27$975

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 28, 2025.
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

Mon 9/22

3:20 pm-2:15 pm

2 stops22h 55m

Castries Hewanorra

Fri 9/26

3:05 pm-3:43 pm

1 stop24h 38m

$481

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Tue 8/26

5:35 am-1:53 pm

1 stop8h 18m

Castries Hewanorra

Tue 9/2

3:43 pm-12:28 am

1 stop8h 45m

$547

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Wed 8/6

5:55 am-2:15 pm

1 stop8h 20m

Castries Hewanorra

Sat 8/9

3:36 pm-12:27 am

1 stop8h 51m

$572

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Fri 6/6

4:00 pm-1:45 pm

3 stops45h 45m

Castries Hewanorra

Fri 6/13

3:10 pm-2:33 pm

2 stops23h 23m

$727

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Thu 7/3

6:00 pm-3:30 pm

2 stops45h 30m

Castries Hewanorra

Sat 7/12

12:55 pm-10:31 pm

2 stops33h 36m

$757

PhiladelphiaCastries

PHL - SLU

PHLSLU

Philadelphia

Sat 6/28

6:45 am-11:45 am

2 stops29h 00m

Castries George F. L. Charle

Thu 7/3

6:20 pm-7:01 pm

2 stops24h 41m

$975

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Sat 6/14

2:24 pm-1:45 pm

2 stops23h 21m

$313

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Sat 6/14

8:20 am-1:00 pm

Nonstop4h 40m

$354

PhiladelphiaCastries

PHL - UVF

PHLUVF

Philadelphia

Fri 7/18

12:19 pm-3:30 pm

1 stop27h 11m

$374

PhiladelphiaCastries

PHL - SLU

PHLSLU

Philadelphia

Sat 6/21

6:00 am-10:10 pm

2 stops16h 10m

$428

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

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, January is the cheapest month in which you can book a flight from Philadelphia to Saint Lucia (average of $556). Flying from Philadelphia 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 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 28, 2025.

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 28, 2025.
Delta
8.0
Very good
7,896 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,896 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,896 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
8,986 reviews
Delta
8.0
Very good
7,896 reviews

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • 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 $585, our data indicates the cheapest price to be $353. The most popular route (Philadelphia - Castries Hewanorra), is priced around $597.

  • 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, January is the cheapest month in which you can book a flight from Philadelphia to Saint Lucia (average of $556). Flying from Philadelphia 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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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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$435Average$710FlexibilityNo cancel feeOn-time71%
DeltaCheapest$465Average$635FlexibilityNo cancel feeOn-timeN/A
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