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Simpson Bay

Cheap flights from Castries (SLU) to Simpson Bay (SXM)

SLU — SXM
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Castries to Simpson Bay

Discover tips and strategies to find the most affordable flight options for your journey from Castries (SLU) to Simpson Bay (SXM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 30, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Popular in

September

Cheapest in

November

Average price

$527

Good round-trip deal

$527 or less
Provider with most accurate pricing for Castries George F. L. Charle-Simpson Bay Princess Juliana flight deals.
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Provider most trusted by Cheapflights users for Castries George F. L. Charle-Simpson Bay Princess Juliana flights.
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Highest demand for flights based on searches. 8% potential increase in price ($46 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Castries George F. L. Charle to Simpson Bay Princess Juliana.
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Compare providers for flights from Castries to Simpson Bay

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 Castries to Simpson Bay in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars

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

Have a flexible travel schedule? Discover the best time to fly to Simpson Bay from Castries 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 Castries to Simpson Bay

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

Find hourly flight availability from Castries to Simpson Bay. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

When flying from Castries to Simpson Bay, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Simpson Bay

Get insights into the airlines that provide service to Simpson Bay. 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 Simpson Bay. Reviews last updated October 30, 2025.
Get a feel of what it's like to fly with Caribbean Airlines from Castries to Simpson Bay by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Caribbean Airlines
8.0
Very good
194 reviews

Comfort

7.8

Entertainment

6.7

Food

6.8

Overall

8.0

Boarding

8.1

Crew

8.4

Reviews

1 / 14
8.0
Excellent

Boy,Oct 2025

YYZ - POS

A few selection of caribbean foods limit the pasta dish etc
Caribbean Airlines
8.0
Very good
194 reviews
Caribbean Airlines
8.0
Very good
194 reviews

Comfort

7.8

Entertainment

6.7

Food

6.8

Overall

8.0

Boarding

8.1

Crew

8.4

Reviews

1 / 14
8.0
Excellent

Boy,Oct 2025

YYZ - POS

A few selection of caribbean foods limit the pasta dish etc

Related info for your journey

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

  • How popular is this Castries to Simpson Bay flight route?

    This flight path from Castries George F. L. Charle to Simpson Bay Princess Juliana was viewed by 3 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from Castries to Simpson Bay round-trip?

    Winair, at $275, was found to be the cheapest airline from Castries to Simpson Bay. An alternate airline flying to your destination would be Caribbean Airlines. Winair is 44% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Castries to Simpson Bay that include hotel bookings?

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

  • How can I find direct flights from Castries to Simpson Bay?

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

  • Can I find deals for business class flights from Castries to Simpson Bay?

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

See more FAQs

Traveling to a place near Simpson Bay?

Book flights to Simpson Bay if you plan to visit one of these locations
Philipsburg

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Complete your trip

Complete your trip to Simpson Bay by adding a car rental and/or hotel reservation to your travel itinerary.
Simpson Bay Princess Juliana Airport car rentals

Top 2 airlines flying from Castries to Simpson Bay

Discover the top 2 airlines that operate flights from Castries to Simpson Bay. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
WinairCheapest$275Average$527FlexibilityNo cancel feeOn-timeN/A
Caribbean AirlinesCheapest$334Average$591FlexibilityNo cancel feeOn-timeN/A

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