What is the cheapest day to fly from Philadelphia to Castries?

Travelers seeking maximum savings on their Philadelphia to Castries flight should consider departing on Thursday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Philadelphia to Castries?

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 17% on your flight compared to booking on days when demand is much higher.

What is the cheapest month to fly from Philadelphia to Castries?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, September can be a great choice for travel to Castries. Flights to Castries from Philadelphia in September are about $847 on average during September, but can be found for as low as $401.

What is the cheapest time of day to fly from PHL to SLU?

A simple way to save on the total cost of your ticket is to fly from Philadelphia to Castries in the morning. If you’re flexible enough to do this you can expect to save up to 5% on your trip compared to booking a flight at noon.

Most accurate provider : When it comes to deals on Philadelphia-Castries flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Castries flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Castries flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Philadelphia-Castries flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Castries flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Philadelphia to Castries that include hotel bookings?

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

How can I find direct flights from Philadelphia to Castries?

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

Can I find deals for business class flights from Philadelphia to Castries?

Yes. Cheapflights offers flight deals from Philadelphia to Castries by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$403+ Flights from Philadelphia to Castries

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Cheap flight deals from Philadelphia to Castries

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$930 (Mytrip)
One-way from	$403 (Kiwi.com)
Popular in	December
Cheapest in	September
Average price	$811
Good round-trip deal	$672 or less
Good one-way deal	$353 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 Castries George F. L. Charle

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One-way flight from Philadelphia to Castries George F. L. Charle

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Highest demand for flights based on searches. 30% potential increase in price ($379 potential increase over avg. RT price).

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Cheapest flight prices on average. 13% potential price decrease ($101 potential savings vs. average RT price).

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Average for round-trip flights in January 2025

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Price to beat on a round-trip flight from Philadelphia to Castries George F. L. Charle.

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Price to beat on a one-way flight from Philadelphia to Castries George F. L. Charle.

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Find flight deals from Philadelphia to Castries

Cheapest flights from Philadelphia to Castries
Explore the most affordable flight options available from Philadelphia to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 30, 2025.

mié. 2/124:25 pmPHL - SLU

2 stops25h 35mMultiple Airlines

mié. 2/1910:25 amSLU - PHL

2 stops34h 29mMultiple Airlines

Deal found 1/29

$994

Best flights from Philadelphia to Castries
Discover carefully curated flight deals from Philadelphia to Castries that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated enero 30, 2025.

dom. 5/49:51 amPHL - SLU

2 stops29h 59mMultiple Airlines

dom. 5/115:00 amSLU - PHL

3 stops27h 05mMultiple Airlines

Deal found 1/30

$930

Last-minute flights from Philadelphia to Castries
Discover last-minute flight deals from Philadelphia to Castries. Data last updated enero 30, 2025 and is based on user searches.

mié. 2/124:25 pmPHL - SLU

2 stops25h 35mMultiple Airlines

mié. 2/1910:25 amSLU - PHL

2 stops34h 29mMultiple Airlines

Deal found 1/29

$994

One-way flights from Philadelphia to Castries
Search for one-way flight options from Philadelphia to Castries. Find affordable one-way fares based on user searches. Data last updated enero 30, 2025.

sáb. 3/226:00 amPHL - SLU

2 stops16h 10mMultiple Airlines

Deal found 1/30

$403

Find flights from Philadelphia to Castries within your budget

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaCastries

PHL - SLU

PHLSLU

Philadelphia

dom. 5/4

9:51 am-3:50 pm

2 stops29h 59m

Castries George F. L. Charle

dom. 5/11

5:00 am-8:05 am

3 stops27h 05m

$930

PhiladelphiaCastries

PHL - SLU

PHLSLU

Philadelphia

sáb. 3/22

6:00 am-10:10 pm

2 stops16h 10m

$403

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/30

Compare providers for flights from Philadelphia to Castries

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Castries in January.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Philadelphia-Castries flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Castries flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Castries flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Philadelphia-Castries flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Castries flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to Castries

Have a flexible travel schedule? Discover the best time to fly to Castries 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.

Travel insights for flights from Philadelphia to Castries

Get recent, data-driven insights about flights from Philadelphia to Castries including ideal travel times, pricing trends, and more.

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

Currently, August is the cheapest month in which you can book a flight from Philadelphia to Castries (average of $525). Flying from Philadelphia to Castries in July is currently the most expensive (average of $767). 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.

Related info for your journey

Can I find deals for flights from Philadelphia to Castries that include hotel bookings?
Yes. In addition to deals on Philadelphia to Castries flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Philadelphia to Castries?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Castries.
Can I find deals for business class flights from Philadelphia to Castries?
Yes. Cheapflights offers flight deals from Philadelphia to Castries 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 Castries?
Currently, August is the cheapest month in which you can book a flight from Philadelphia to Castries (average of $525). Flying from Philadelphia to Castries in July is currently the most expensive (average of $767). 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.

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Alternative routes for Philadelphia to Castries

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Top airline flying from Philadelphia to Castries

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$435	Average$739	FlexibilityNo cancel fee	On-time71%

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$403+ Cheap flights from Philadelphia (PHL) to Castries (SLU)

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 3/22. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Philadelphia to Castries with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Philadelphia to Castries

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Philadelphia to Castries

Cheapest flights from Philadelphia to CastriesExplore the most affordable flight options available from Philadelphia to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 30, 2025.

Explore the most affordable flight options available from Philadelphia to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 30, 2025.

Find flights from Philadelphia to Castries within your budget

Compare providers for flights from Philadelphia to Castries

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Castries in January.

Best time to book a flight from Philadelphia to Castries

Have a flexible travel schedule? Discover the best time to fly to Castries from Philadelphia with our price prediction graph.

Travel insights for flights from Philadelphia to Castries

Get recent, data-driven insights about flights from Philadelphia to Castries including ideal travel times, pricing trends, and more.

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

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Castries. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Philadelphia to Castries that include hotel bookings?

How can I find direct flights from Philadelphia to Castries?

Can I find deals for business class flights from Philadelphia to Castries?

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

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Alternative routes for Philadelphia to Castries

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Top airline flying from Philadelphia to Castries

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Cheapest flights from Philadelphia to Castries
Explore the most affordable flight options available from Philadelphia to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 30, 2025.