What airlines fly to Saint Lucia?

JetBlue, American Airlines and United Airlines are the top three most popular airlines that fly to Saint Lucia from Philadelphia according to our data. JetBlue is the first choice among our users, with 67% of people opting to fly with this airline when traveling to Saint Lucia. Keep in mind that there are 6 different airlines that fly to Saint Lucia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Philadelphia to Saint Lucia?

Air Canada and Delta are the most popular carriers operating from Philadelphia to Saint Lucia

When did momondo last update prices for flights from Philadelphia Airport to Saint Lucia?

Prices for flights from Philadelphia Airport to Saint Lucia refresh daily.

How many operators does momondo search for flights from Philadelphia Airport to Saint Lucia?

As of September 2026, there are 3 operators available to choose from for flights from Philadelphia Airport to Saint Lucia.

How old do you have to be to fly from Philadelphia Airport to Saint Lucia?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Philadelphia Airport to Saint Lucia.

What documentation or ID do you need to fly to Saint Lucia?

The required travel and health documents for your Saint Lucia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Saint Lucia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$158 Cheap Flights from Philadelphia to Saint Lucia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Philadelphia to Saint Lucia

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:15 am - 4:40 pmPHL Philadelphia-UVF Castries Hewanorra

30h 25m1 stop Toronto Pearson Intl

5:40 pm - 10:56 pmUVF Castries Hewanorra-PHL Philadelphia

30h 16m1 stop Toronto Pearson Intl

$412Air Canada

Wed, Nov 18 - Thu, Nov 26

5:05 pm - 4:40 pmPHL Philadelphia-UVF Castries Hewanorra

22h 35m1 stop Toronto Pearson Intl

5:40 pm - 4:21 pmUVF Castries Hewanorra-PHL Philadelphia

23h 41m1 stop Toronto Pearson Intl

$412Air Canada

Sun, Nov 29 - Mon, Dec 7

5:05 pm - 4:40 pmPHL Philadelphia-UVF Castries Hewanorra

22h 35m1 stop Toronto Pearson Intl

5:40 pm - 10:56 pmUVF Castries Hewanorra-PHL Philadelphia

30h 16m1 stop Toronto Pearson Intl

$412Air Canada

Wed, Nov 18 - Sun, Nov 22

5:05 pm - 4:40 pmPHL Philadelphia-UVF Castries Hewanorra

22h 35m1 stop Toronto Pearson Intl

3:50 pm - 2:44 pmUVF Castries Hewanorra-PHL Philadelphia

23h 54m3 stops Toronto Pearson Intl Ottawa Montreal Pierre Elliott Trudeau Intl

$628Multiple Airlines

Sun, Nov 8 - Sat, Nov 14

3:20 pm - 4:40 pmPHL Philadelphia-UVF Castries Hewanorra

24h 20m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

3:50 pm - 2:44 pmUVF Castries Hewanorra-PHL Philadelphia

23h 54m3 stops Toronto Pearson Intl Ottawa Montreal Pierre Elliott Trudeau Intl

$648Multiple Airlines

Sun, Nov 8 - Sat, Nov 14

7:40 pm - 3:04 pmPHL Philadelphia-UVF Castries Hewanorra

18h 24m1 stop Charlotte Douglas

2:32 pm - 12:38 amUVF Castries Hewanorra-PHL Philadelphia

11h 06m1 stop Miami

$688American Airlines

Mon, Nov 9 - Fri, Nov 13

7:50 pm - 1:42 pmPHL Philadelphia-UVF Castries Hewanorra

17h 52m1 stop Miami

3:20 pm - 12:17 amUVF Castries Hewanorra-PHL Philadelphia

8h 57m1 stop Charlotte Douglas

$688American Airlines

Mon, Oct 12 - Fri, Oct 16

5:30 am - 3:05 pmPHL Philadelphia-UVF Castries Hewanorra

8h 35m1 stop Atlanta Hartsfield-Jackson

4:25 pm - 9:27 amUVF Castries Hewanorra-PHL Philadelphia

18h 02m1 stop Atlanta Hartsfield-Jackson

$708Delta

Tue, Jan 26 - Tue, Feb 2

6:00 am - 3:12 pmPHL Philadelphia-UVF Castries Hewanorra

8h 12m1 stop Atlanta Hartsfield-Jackson

4:25 pm - 9:27 amUVF Castries Hewanorra-PHL Philadelphia

18h 02m1 stop Atlanta Hartsfield-Jackson

$708Delta

Sun, Nov 1 - Wed, Nov 11

3:20 pm - 7:00 pmPHL Philadelphia-SLU Castries George F. L. Charle

26h 40m2 stops Montreal Pierre Elliott Trudeau Intl Bridgetown Grantley Adams Intl

12:35 pm - 3:50 pmSLU Castries George F. L. Charle-PHL Philadelphia

28h 15m2 stops Bridgetown Grantley Adams Intl Toronto Pearson Intl

$722Multiple Airlines

Fri, Mar 5 - Tue, Mar 9

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Air Canada flights from Philadelphia to Saint Lucia

Our best Air Canada deals on Philadelphia to Saint Lucia flight tickets

Air Canada

Nov 18

PHL5:05 pmPhiladelphia

22h 35m

1 stop

UVF4:40 pmCastries Hewanorra

Nov 22

UVF5:40 pmCastries Hewanorra

30h 16m

1 stop

PHL10:56 pmPhiladelphia

$412

Air Canada

Nov 18

PHL5:05 pmPhiladelphia

22h 35m

1 stop

UVF4:40 pmCastries Hewanorra

Nov 22

UVF5:40 pmCastries Hewanorra

46h 04m

2 stops

PHL2:44 pmPhiladelphia

$415

Air Canada

Nov 29

PHL5:05 pmPhiladelphia

22h 35m

1 stop

UVF4:40 pmCastries Hewanorra

Dec 7

UVF5:40 pmCastries Hewanorra

22h 04m

2 stops

PHL2:44 pmPhiladelphia

$416

Delta flights from Philadelphia to Saint Lucia

Our best Delta deals on Philadelphia to Saint Lucia flight tickets

Delta

Sep 16

PHL6:30 amPhiladelphia

7h 42m

1 stop

UVF2:12 pmCastries Hewanorra

Sep 22

UVF3:32 pmCastries Hewanorra

9h 08m

1 stop

PHL12:40 amPhiladelphia

$1,094

Delta

Sep 11

PHL6:30 amPhiladelphia

7h 42m

1 stop

UVF2:12 pmCastries Hewanorra

Sep 18

UVF3:32 pmCastries Hewanorra

9h 08m

1 stop

PHL12:40 amPhiladelphia

$1,152

Delta

Sep 20

PHL5:20 amPhiladelphia

8h 52m

1 stop

UVF2:12 pmCastries Hewanorra

Sep 27

UVF3:32 pmCastries Hewanorra

9h 08m

1 stop

PHL12:40 amPhiladelphia

$1,830

momondo Fare Finder

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 Philadelphia - UVF Castries Hewanorra

PHLUVF

Philadelphia

Wed 11/18

9:15 am-4:40 pm

1 stop30h 25m

Castries Hewanorra

Thu 11/26

5:40 pm-10:56 pm

1 stop30h 16m

$412

PhiladelphiaCastries

PHL Philadelphia - UVF Castries Hewanorra

PHLUVF

Philadelphia

Sun 11/29

5:05 pm-4:40 pm

1 stop22h 35m

Castries Hewanorra

Mon 12/7

5:40 pm-4:21 pm

1 stop23h 41m

$412

PhiladelphiaCastries

PHL Philadelphia - UVF Castries Hewanorra

PHLUVF

Philadelphia

Wed 11/18

5:05 pm-4:40 pm

1 stop22h 35m

Castries Hewanorra

Sun 11/22

5:40 pm-10:56 pm

1 stop30h 16m

$412

PhiladelphiaCastries

PHL Philadelphia - UVF Castries Hewanorra

PHLUVF

Philadelphia

Sun 11/8

5:05 pm-4:40 pm

1 stop22h 35m

Castries Hewanorra

Sat 11/14

3:50 pm-2:44 pm

3 stops23h 54m

$628

PhiladelphiaCastries

PHL Philadelphia - UVF Castries Hewanorra

PHLUVF

Philadelphia

Sun 11/8

3:20 pm-4:40 pm

2 stops24h 20m

Castries Hewanorra

Sat 11/14

3:50 pm-2:44 pm

3 stops23h 54m

$648

PhiladelphiaCastries

PHL Philadelphia - UVF Castries Hewanorra

PHLUVF

Philadelphia

Mon 11/9

7:40 pm-3:04 pm

1 stop18h 24m

Castries Hewanorra

Fri 11/13

2:32 pm-12:38 am

1 stop11h 06m

$688

PhiladelphiaCastries

PHL Philadelphia - UVF Castries Hewanorra

PHLUVF

Philadelphia

Mon 10/12

7:50 pm-1:42 pm

1 stop17h 52m

Castries Hewanorra

Fri 10/16

3:20 pm-12:17 am

1 stop8h 57m

$688

PhiladelphiaCastries

PHL Philadelphia - UVF Castries Hewanorra

PHLUVF

Philadelphia

Tue 1/26

5:30 am-3:05 pm

1 stop8h 35m

Castries Hewanorra

Tue 2/2

4:25 pm-9:27 am

1 stop18h 02m

$708

Quickest round-trip

PhiladelphiaCastries

PHL Philadelphia - UVF Castries Hewanorra

PHLUVF

Philadelphia

Sun 11/1

6:00 am-3:12 pm

1 stop8h 12m

Castries Hewanorra

Wed 11/11

4:25 pm-9:27 am

1 stop18h 02m

$708

PhiladelphiaCastries

PHL Philadelphia - SLU Castries George F. L. Charle

PHLSLU

Philadelphia

Fri 3/5

3:20 pm-7:00 pm

2 stops26h 40m

Castries George F. L. Charle

Tue 3/9

12:35 pm-3:50 pm

2 stops28h 15m

$722

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Philadelphia to Saint Lucia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Saint Lucia?

The month of February is, on average, the cheapest month to fly to Saint Lucia from Philadelphia, with most prices found around $748. If you aren’t able to travel to Saint Lucia during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $780.

What is the cheapest Philadelphia to Saint Lucia flight route?

Fly from Philadelphia to Castries Hewanorra for the best Philadelphia - Saint Lucia flight prices

What cabin class options are available on Philadelphia to Saint Lucia flights?

There are 2 cabin classes available to choose from on Philadelphia to Saint Lucia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Philadelphia to Saint Lucia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Saint Lucia

Best Price Found	$158
Fastest flight time	4h 42m
Direct flights	Wed, Fri and Sun
Airports in Saint Lucia	7 airports

The best one-way flight to Saint Lucia from Philadelphia in the past 72 hours is $158. The best round-trip flight deal from Philadelphia to Saint Lucia found on momondo in the last 72 hours is $412.

The fastest flight from Philadelphia to Saint Lucia takes 4h 42m

Direct flights go from Philadelphia to Saint Lucia on Wednesday, Friday and Sunday. There are no airlines offering direct flights.

There are 7 airports in Saint Lucia. From Philadelphia there are direct flights to Castries Hewanorra (UVF).

Search flight deals

Frequently asked questions about flying from Philadelphia to Saint Lucia

When did momondo last update prices for flights from Philadelphia Airport to Saint Lucia?
Prices for flights from Philadelphia Airport to Saint Lucia refresh daily.
How many operators does momondo search for flights from Philadelphia Airport to Saint Lucia?
As of September 2026, there are 3 operators available to choose from for flights from Philadelphia Airport to Saint Lucia.
How old do you have to be to fly from Philadelphia Airport to Saint Lucia?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Philadelphia Airport to Saint Lucia.
What documentation or ID do you need to fly to Saint Lucia?
The required travel and health documents for your Saint Lucia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Saint Lucia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Philadelphia to Saint Lucia?
Based on momondo bookings for flights between Philadelphia and Saint Lucia, the leading plane model is Airbus A321-100/200, making up 72.22% of the total bookings. Other popular models include Airbus A220-300 with 11.11%, Airbus A320-100/200 with 11.11%, and Airbus A321neo with 5.56%.

Best airlines flying from Philadelphia to Saint Lucia

Compare and see reviews for airlines that fly from Philadelphia to Saint Lucia with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $367	Free Cancellation	Rating 7.1 11,592 reviews	Search Air Canada flights
American Airlines	PriceFrom $597	Free Cancellation	Rating 7.1 12,039 reviews	Search American Airlines flights
Delta	PriceFrom $728	Free Cancellation	Rating 7.8 8,557 reviews	Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Saint Lucia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Philadelphia to Saint Lucia for you.

Can I find flights from Philadelphia to Saint Lucia with flexible booking policies on momondo?

All flight searches from Philadelphia to Saint Lucia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Philadelphia to Saint Lucia?

momondo helps you find the best flight between Philadelphia and Saint Lucia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Philadelphia to Saint Lucia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Saint Lucia, momondo offers a useful price alert feature which will track prices for flights to Saint Lucia from Philadelphia and alert you when they change.

An easier way to manage your Saint Lucia trip

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Flights to Castriesfrom $602

Cheap flights from Philadelphia to Saint Lucia from $158

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Saint Lucia departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Air Canada flights from Philadelphia to Saint Lucia

Our best Air Canada deals on Philadelphia to Saint Lucia flight tickets

Delta flights from Philadelphia to Saint Lucia

Our best Delta deals on Philadelphia to Saint Lucia flight tickets

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

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How to get the cheapest flight ticket from Philadelphia to Saint Lucia

What is the cheapest month to fly to Saint Lucia?

What is the cheapest Philadelphia to Saint Lucia flight route?

What cabin class options are available on Philadelphia to Saint Lucia flights?

What is the cheapest airline that flies from Philadelphia to Saint Lucia?

What airlines fly to Saint Lucia?

Cheap Philadelphia to Saint Lucia flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Saint Lucia

Frequently asked questions about flying from Philadelphia to Saint Lucia

Best airlines flying from Philadelphia to Saint Lucia

Compare and see reviews for airlines that fly from Philadelphia to Saint Lucia with momondo

Why use momondo?

An easier way to manage your Saint Lucia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Saint Lucia

Popular cities in Saint Lucia

Popular flights according to clicks in the last 7 days on momondo

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List of cabin classes available on flights landing in Saint Lucia. Availability may vary depending on flight origin and airline.

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