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, United Airlines, and American Airlines 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 October 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.

$247 Cheap Flights from Philadelphia to Saint Lucia in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Philadelphia to Saint Lucia

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Cheap round-trip flights

Enter your travel dates to find the best prices.

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

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

5:35 pm - 4:21 pmUVF Castries Hewanorra-PHL Philadelphia

23h 46m1 stop Toronto Pearson Intl

$449Air Canada

Wed, Dec 9 - Mon, Dec 14

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

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

5:35 pm - 2:44 pmUVF Castries Hewanorra-PHL Philadelphia

22h 09m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$453Air Canada

Wed, Dec 9 - Mon, Dec 14

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

30h 25m1 stop Toronto Pearson Intl

5:35 pm - 10:46 pmUVF Castries Hewanorra-PHL Philadelphia

30h 11m1 stop Toronto Pearson Intl

$456Air Canada

Wed, Dec 9 - Mon, Dec 14

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

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

5:35 pm - 12:30 amUVF Castries Hewanorra-PHL Philadelphia

31h 55m3 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$540Multiple Airlines

Sun, Nov 22 - Thu, Nov 26

8:40 am - 4:40 pmPHL Philadelphia-UVF Castries Hewanorra

31h 00m3 stops Atlanta Hartsfield-Jackson Washington, D.C. Dulles Intl Toronto Pearson Intl

5:35 pm - 2:44 pmUVF Castries Hewanorra-PHL Philadelphia

22h 09m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$546Multiple Airlines

Wed, Dec 9 - Mon, Dec 14

7:34 am - 4:40 pmPHL Philadelphia-UVF Castries Hewanorra

32h 06m3 stops Atlanta Hartsfield-Jackson Washington, D.C. Dulles Intl Toronto Island

5:35 pm - 10:46 pmUVF Castries Hewanorra-PHL Philadelphia

30h 11m1 stop Toronto Pearson Intl

$590Multiple Airlines

Thu, Dec 3 - Thu, Dec 10

7:01 pm - 1:38 pmPHL Philadelphia-UVF Castries Hewanorra

18h 37m1 stop Miami

3:13 pm - 9:13 amUVF Castries Hewanorra-PHL Philadelphia

18h 00m1 stop Charlotte Douglas

$709American Airlines

Sat, Mar 27 - Thu, Apr 1

6:00 am - 2:16 pmPHL Philadelphia-UVF Castries Hewanorra

7h 16m1 stop Charlotte Douglas

4:13 pm - 12:22 amUVF Castries Hewanorra-PHL Philadelphia

9h 09m1 stop Charlotte Douglas

$709American Airlines

Sun, Feb 7 - Fri, Feb 12

6:20 am - 3:04 pmPHL Philadelphia-UVF Castries Hewanorra

7h 44m1 stop Atlanta Hartsfield-Jackson

4:56 pm - 9:31 amUVF Castries Hewanorra-PHL Philadelphia

17h 35m1 stop Atlanta Hartsfield-Jackson

$742Delta

Sun, Dec 6 - Tue, Dec 22

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

$749Delta

Sun, Feb 14 - Tue, Feb 23

Cheap last minute flights

Enter your travel dates to find the best prices.

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

48h 20m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

5:35 pm - 2:45 pmUVF Castries Hewanorra-PHL Philadelphia

22h 10m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$463Air Canada

Wed, Oct 28 - Sun, Nov 1

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

48h 20m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

5:35 pm - 2:45 pmUVF Castries Hewanorra-PHL Philadelphia

22h 10m2 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$483Air Canada

Wed, Oct 28 - Sun, Nov 1

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

48h 20m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

5:35 pm - 4:21 pmUVF Castries Hewanorra-PHL Philadelphia

23h 46m1 stop Toronto Pearson Intl

$603Air Canada

Wed, Oct 28 - Sun, Nov 1

5:00 am - 1:42 pmPHL Philadelphia-UVF Castries Hewanorra

8h 42m1 stop Miami

4:04 pm - 9:45 amUVF Castries Hewanorra-PHL Philadelphia

17h 41m1 stop Miami

$1,095American Airlines

Sun, Oct 25 - Fri, Oct 30

7:35 pm - 2:20 pmPHL Philadelphia-UVF Castries Hewanorra

18h 45m1 stop Charlotte Douglas

3:20 pm - 9:37 amUVF Castries Hewanorra-PHL Philadelphia

18h 17m1 stop Charlotte Douglas

$1,095American Airlines

Sun, Oct 25 - Fri, Oct 30

7:15 am - 3:04 pmPHL Philadelphia-UVF Castries Hewanorra

7h 49m1 stop Miami

4:04 pm - 7:40 amUVF Castries Hewanorra-PHL Philadelphia

15h 36m2 stops Miami Charlotte Douglas

$1,099American Airlines

Sun, Oct 25 - Fri, Oct 30

8:34 am - 1:55 pmPHL Philadelphia-UVF Castries Hewanorra

29h 21m1 stop Toronto Pearson Intl

3:55 pm - 12:35 amUVF Castries Hewanorra-PHL Philadelphia

33h 40m2 stops Toronto Pearson Intl Orlando

$1,157Multiple Airlines

Wed, Oct 28 - Sun, Nov 1

5:20 am - 2:12 pmPHL Philadelphia-UVF Castries Hewanorra

8h 52m1 stop Atlanta Hartsfield-Jackson

4:32 pm - 12:55 amUVF Castries Hewanorra-PHL Philadelphia

9h 23m1 stop Atlanta Hartsfield-Jackson

$1,193Delta

Wed, Oct 28 - Sun, Nov 1

6:35 am - 2:12 pmPHL Philadelphia-UVF Castries Hewanorra

7h 37m1 stop Atlanta Hartsfield-Jackson

4:32 pm - 10:16 amUVF Castries Hewanorra-PHL Philadelphia

18h 44m1 stop Atlanta Hartsfield-Jackson

$1,193Delta

Tue, Oct 27 - Sun, Nov 1

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

23h 20m1 stop Toronto Pearson Intl

3:40 pm - 12:35 amUVF Castries Hewanorra-PHL Philadelphia

32h 55m3 stops Bridgetown Grantley Adams Intl Port of Spain Piarco Intl Fort Lauderdale

$2,388Multiple Airlines

Sat, Oct 24 - Sat, Oct 31

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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

Oct 31

PHL9:15 amPhiladelphia

31h 25m

1 stop

UVF4:40 pmCastries Hewanorra

Nov 16

UVF5:35 pmCastries Hewanorra

30h 11m

1 stop

PHL10:46 pmPhiladelphia

$427

Air Canada

Dec 9

PHL3:20 pmPhiladelphia

24h 20m

2 stops

UVF4:40 pmCastries Hewanorra

Dec 14

UVF5:35 pmCastries Hewanorra

23h 46m

1 stop

PHL4:21 pmPhiladelphia

$449

Air Canada

Dec 9

PHL3:20 pmPhiladelphia

24h 20m

2 stops

UVF4:40 pmCastries Hewanorra

Dec 14

UVF5:35 pmCastries Hewanorra

22h 09m

2 stops

PHL2:44 pmPhiladelphia

$453

Delta flights from Philadelphia to Saint Lucia

Our best Delta deals on Philadelphia to Saint Lucia flight tickets

Delta

Dec 6

PHL6:20 amPhiladelphia

7h 44m

1 stop

UVF3:04 pmCastries Hewanorra

Dec 22

UVF4:56 pmCastries Hewanorra

17h 35m

1 stop

PHL9:31 amPhiladelphia

$742

Delta

Nov 4

PHL6:00 amPhiladelphia

8h 12m

1 stop

UVF3:12 pmCastries Hewanorra

Nov 10

UVF4:25 pmCastries Hewanorra

9h 30m

1 stop

PHL12:55 amPhiladelphia

$1,135

Delta

Oct 27

PHL5:20 amPhiladelphia

8h 52m

1 stop

UVF2:12 pmCastries Hewanorra

Nov 1

UVF4:32 pmCastries Hewanorra

9h 23m

1 stop

PHL12:55 amPhiladelphia

$1,193

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 12/9

3:20 pm-4:40 pm

2 stops24h 20m

Castries Hewanorra

Mon 12/14

5:35 pm-4:21 pm

1 stop23h 46m

$449

PhiladelphiaCastries

PHL Philadelphia - UVF Castries Hewanorra

PHLUVF

Philadelphia

Wed 12/9

3:20 pm-4:40 pm

2 stops24h 20m

Castries Hewanorra

Mon 12/14

5:35 pm-2:44 pm

2 stops22h 09m

$453

PhiladelphiaCastries

PHL Philadelphia - UVF Castries Hewanorra

PHLUVF

Philadelphia

Wed 12/9

9:15 am-4:40 pm

1 stop30h 25m

Castries Hewanorra

Mon 12/14

5:35 pm-10:46 pm

1 stop30h 11m

$456

PhiladelphiaCastries

PHL Philadelphia - UVF Castries Hewanorra

PHLUVF

Philadelphia

Sun 11/22

3:20 pm-4:40 pm

2 stops24h 20m

Castries Hewanorra

Thu 11/26

5:35 pm-12:30 am

3 stops31h 55m

$540

PhiladelphiaCastries

PHL Philadelphia - UVF Castries Hewanorra

PHLUVF

Philadelphia

Wed 12/9

8:40 am-4:40 pm

3 stops31h 00m

Castries Hewanorra

Mon 12/14

5:35 pm-2:44 pm

2 stops22h 09m

$546

PhiladelphiaCastries

PHL Philadelphia - UVF Castries Hewanorra

PHLUVF

Philadelphia

Thu 12/3

7:34 am-4:40 pm

3 stops32h 06m

Castries Hewanorra

Thu 12/10

5:35 pm-10:46 pm

1 stop30h 11m

$590

PhiladelphiaCastries

PHL Philadelphia - UVF Castries Hewanorra

PHLUVF

Philadelphia

Sat 3/27

7:01 pm-1:38 pm

1 stop18h 37m

Castries Hewanorra

Thu 4/1

3:13 pm-9:13 am

1 stop18h 00m

$709

Quickest round-trip

PhiladelphiaCastries

PHL Philadelphia - UVF Castries Hewanorra

PHLUVF

Philadelphia

Sun 2/7

6:00 am-2:16 pm

1 stop7h 16m

Castries Hewanorra

Fri 2/12

4:13 pm-12:22 am

1 stop9h 09m

$709

PhiladelphiaCastries

PHL Philadelphia - UVF Castries Hewanorra

PHLUVF

Philadelphia

Sun 12/6

6:20 am-3:04 pm

1 stop7h 44m

Castries Hewanorra

Tue 12/22

4:56 pm-9:31 am

1 stop17h 35m

$742

PhiladelphiaCastries

PHL Philadelphia - UVF Castries Hewanorra

PHLUVF

Philadelphia

Sun 2/14

5:30 am-3:05 pm

1 stop8h 35m

Castries Hewanorra

Tue 2/23

4:25 pm-9:27 am

1 stop18h 02m

$749

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.

Can stopping save me money on Philadelphia to Saint Lucia flights?

You could potentially save up to 23% on your flight if you consider stops on a Philadelphia to Saint Lucia flight.

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	$247
Fastest flight time	4h 08m
Direct flights	Wed and Sun
Airports in Saint Lucia	7 airports

The best one-way flight to Saint Lucia from Philadelphia in the past 72 hours is $247. The best round-trip flight deal from Philadelphia to Saint Lucia found on momondo in the last 72 hours is $449.

The fastest flight from Philadelphia to Saint Lucia takes 4h 08m

Direct flights go from Philadelphia to Saint Lucia on Wednesday 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 October 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 68.75% of the total bookings. Other popular models include Airbus A220-300 with 12.50%, Airbus A320-100/200 with 12.50%, and Airbus A321neo with 6.25%.

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 $387	Free Cancellation	Rating 7.1 11,791 reviews	Search Air Canada flights
American Airlines	PriceFrom $613	Free Cancellation	Rating 7.0 12,181 reviews	Search American Airlines flights
Delta	PriceFrom $708	Free Cancellation	Rating 7.8 8,661 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 $632

Cheap flights from Philadelphia to Saint Lucia from $247

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 4/12. 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

momondo Fare Finder

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

See travel insights to Saint Lucia from

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?

Can stopping save me money 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

Philadelphia flight routes

According to popular flight searches on momondo this year

Saint Lucia flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Saint Lucia

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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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