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Simpson Bay

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

SLU — SXM
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Good round-trip deal

$347 or less
Price to beat on a round-trip flight from Castries George F. L. Charle to Simpson Bay Princess Juliana.
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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 June 12, 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.

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 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • 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.

  • What is the cheapest month to book a flight from Castries to Simpson Bay?

    Currently, September is the cheapest month in which you can book a flight from Castries to Simpson Bay (average of $459). Flying from Castries to Simpson Bay in March is currently the most expensive (average of $657). 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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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
WinairCheapest$259Average$520FlexibilityNo cancel feeOn-timeN/A
Caribbean AirlinesCheapest$334Average$609FlexibilityNo cancel feeOn-timeN/A

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