$304 Cheap Flights from Castries (SLU) to Basseterre (SKB)

View $304 flight on Fri, Oct 3, 2025Opens in a new window

Popular airlines from George F. L. Charles Airport (SLU) to Robert L. Bradshaw Intl. Airport (SKB)

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Cheap Flights from Castries to Basseterre (SLU-SKB)

Prices were available within the past 7 days and start at $304 for one-way flights and $559 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Caribbean Airlines
Sun, Sep 28 - Sat, Oct 11
SLU
Castries
SKB
St. Kitts
$559 Roundtrip, found 4 days ago
$559
Roundtrip
found 4 days ago
Select Caribbean Airlines flight, departing Sun, Sep 28 from Castries to St. Kitts, returning Sat, Oct 11, priced at $559 found 4 days ago
Caribbean Airlines
Sun, Sep 28 - Sat, Oct 4
SLU
Castries
SKB
St. Kitts
$565 Roundtrip, found 21 hours ago
$565
Roundtrip
found 21 hours ago
Select Caribbean Airlines flight, departing Sun, Sep 28 from Castries to St. Kitts, returning Sat, Oct 4, priced at $565 found 21 hours ago
Caribbean Airlines
Sun, Sep 28 - Thu, Oct 16
SLU
Castries
SKB
St. Kitts
$572 Roundtrip, found 4 days ago
$572
Roundtrip
found 4 days ago
Select Caribbean Airlines flight, departing Sun, Sep 28 from Castries to St. Kitts, returning Thu, Oct 16, priced at $572 found 4 days ago
Caribbean Airlines
Sun, Nov 2 - Tue, Nov 18
SLU
Castries
SKB
St. Kitts
$577 Roundtrip, found 2 days ago
$577
Roundtrip
found 2 days ago
Select Caribbean Airlines flight, departing Sun, Nov 2 from Castries to St. Kitts, returning Tue, Nov 18, priced at $577 found 2 days ago
Caribbean Airlines
Sun, Sep 28 - Thu, Oct 2
SLU
Castries
SKB
St. Kitts
$577 Roundtrip, found 21 hours ago
$577
Roundtrip
found 21 hours ago
Select Caribbean Airlines flight, departing Sun, Sep 28 from Castries to St. Kitts, returning Thu, Oct 2, priced at $577 found 21 hours ago
Caribbean Airlines
Thu, Oct 2 - Tue, Oct 7
SLU
Castries
SKB
St. Kitts
$584 Roundtrip, found 21 hours ago
$584
Roundtrip
found 21 hours ago
Select Caribbean Airlines flight, departing Thu, Oct 2 from Castries to St. Kitts, returning Tue, Oct 7, priced at $584 found 21 hours ago
Caribbean Airlines
Sun, Sep 28 - Tue, Oct 7
SLU
Castries
SKB
St. Kitts
$587 Roundtrip, found 21 hours ago
$587
Roundtrip
found 21 hours ago
Select Caribbean Airlines flight, departing Sun, Sep 28 from Castries to St. Kitts, returning Tue, Oct 7, priced at $587 found 21 hours ago
interCaribbean Airways
Wed, Dec 24 - Sun, Dec 28
SLU
Castries
SKB
St. Kitts
$649 Roundtrip, found 2 days ago
$649
Roundtrip
found 2 days ago
Select interCaribbean Airways flight, departing Wed, Dec 24 from Castries to St. Kitts, returning Sun, Dec 28, priced at $649 found 2 days ago
Hahn Air Technologies
Sat, Sep 27 - Fri, Oct 3
SLU
Castries
SKB
St. Kitts
$656 Roundtrip, found 21 hours ago
$656
Roundtrip
found 21 hours ago
Select Hahn Air Technologies flight, departing Sat, Sep 27 from Castries to St. Kitts, returning Fri, Oct 3, priced at $656 found 21 hours ago
Windward Island Airways International
Mon, Dec 22 - Fri, Dec 26
SLU
Castries
SKB
St. Kitts
$776 Roundtrip, found 5 days ago
$776
Roundtrip
found 5 days ago
Select Windward Island Airways International flight, departing Mon, Dec 22 from Castries to St. Kitts, returning Fri, Dec 26, priced at $776 found 5 days ago

Alternative airports near Basseterre

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Robert L. Bradshaw Intl. SKB. Cheapest option available. Flights from $697
SKB
Robert L. Bradshaw Intl.
Cheapest
Flights from $697
Flights from Castries (SLU) to Basseterre (SKB)
Origin airport
George F. L. Charles
Destination airport
Robert L. Bradshaw Intl.
Airlines serving
Caribbean Airlines, Hahn Air Technologies, interCaribbean Airways
Roundtrip price
$559
Distance
254 mi

Castries to Basseterre Flights

The cheapest times to fly from Castries to Basseterre

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Castries to Basseterre are during the month of September. You can find some of the cheapest flights from Castries to Basseterre with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Castries to Basseterre

Sunday is one of the best days to book for cheap flights from Castries to Basseterre: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Castries to Basseterre

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Castries to Basseterre in 2025. You can also book with separate airlines for your outbound and return journeys, from $304 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Castries to Basseterre flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Castries to Basseterre airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from George F. L. Charles Airport (SLU) to Robert L. Bradshaw Intl. Airport (SKB) cost?
Secure a cheap one-way flight from $304 or cheap return flight from $559 from George F. L. Charles Airport (SLU) to Robert L. Bradshaw Intl. Airport (SKB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from George F. L. Charles Airport (SLU) to Robert L. Bradshaw Intl. Airport (SKB)?
Planning your getaway for September can help you save, as it's the cheapest month for flights between SLU and SKB. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from George F. L. Charles Airport (SLU) to Robert L. Bradshaw Intl. Airport (SKB)?
Use the filter tool on Expedia to compare different airlines and find the most affordable carrier that'll take you from SLU to SKB. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from George F. L. Charles Airport (SLU) to Robert L. Bradshaw Intl. Airport (SKB)?
Nonstop flights from George F. L. Charles Airport (SLU) to Robert L. Bradshaw Intl. Airport (SKB) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SLU to SKB?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change based on a number of factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from George F. L. Charles Airport (SLU) to Robert L. Bradshaw Intl. Airport (SKB)?
Opt for a flight from George F. L. Charles Airport (SLU) to Robert L. Bradshaw Intl. Airport (SKB) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from George F. L. Charles Airport (SLU) to Robert L. Bradshaw Intl. Airport (SKB) last-minute?
Waiting until right before your break to book a flight from SLU to SKB generally means paying more. While you might find some last-minute offers, there's no guarantee. Keep your travel schedule open to maximize your chances of landing a bargain.
Is it cheaper to book a SLU to SKB flight and hotel package?
You'll generally save money by booking a SLU to SKB flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After selecting your ideal flights and accommodations, you can add extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from George F. L. Charles Airport (SLU) to Robert L. Bradshaw Intl. Airport (SKB)?
If you booked your SLU to SKB flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you'd like more information.

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*Available to One Key members.