$269 Cheap Flights from Basseterre (SKB) to Castries (SLU)

View $269 flight on Thu, Aug 21, 2025Opens in a new window

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

Cheap Flights from Basseterre to Castries (SKB-SLU)

Prices were available within the past 7 days and start at $269 for one-way flights and $522 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hahn Air Technologies
Fri, Sep 19 - Tue, Sep 23
SKB
St. Kitts
SLU
Castries
$522 Roundtrip, found 4 days ago
$522
Roundtrip
found 4 days ago
Select Hahn Air Technologies flight, departing Fri, Sep 19 from St. Kitts to Castries, returning Tue, Sep 23, priced at $522 found 4 days ago
Hahn Air Technologies
Thu, Sep 18 - Fri, Sep 19
SKB
St. Kitts
SLU
Castries
$532 Roundtrip, found 4 days ago
$532
Roundtrip
found 4 days ago
Select Hahn Air Technologies flight, departing Thu, Sep 18 from St. Kitts to Castries, returning Fri, Sep 19, priced at $532 found 4 days ago
Caribbean Airlines
Sat, Sep 13 - Sun, Sep 28
SKB
St. Kitts
SLU
Castries
$569 Roundtrip, found 6 hours ago
$569
Roundtrip
found 6 hours ago
Select Caribbean Airlines flight, departing Sat, Sep 13 from St. Kitts to Castries, returning Sun, Sep 28, priced at $569 found 6 hours ago
Caribbean Airlines
Fri, Oct 3 - Thu, Oct 9
SKB
St. Kitts
SLU
Castries
$589 Roundtrip, found 6 days ago
$589
Roundtrip
found 6 days ago
Select Caribbean Airlines flight, departing Fri, Oct 3 from St. Kitts to Castries, returning Thu, Oct 9, priced at $589 found 6 days ago
Caribbean Airlines
Tue, Sep 16 - Sun, Sep 28
SKB
St. Kitts
SLU
Castries
$593 Roundtrip, found 4 days ago
$593
Roundtrip
found 4 days ago
Select Caribbean Airlines flight, departing Tue, Sep 16 from St. Kitts to Castries, returning Sun, Sep 28, priced at $593 found 4 days ago
Caribbean Airlines
Sat, Sep 20 - Sun, Sep 21
SKB
St. Kitts
SLU
Castries
$595 Roundtrip, found 4 days ago
$595
Roundtrip
found 4 days ago
Select Caribbean Airlines flight, departing Sat, Sep 20 from St. Kitts to Castries, returning Sun, Sep 21, priced at $595 found 4 days ago
Caribbean Airlines
Tue, Sep 9 - Sun, Sep 28
SKB
St. Kitts
SLU
Castries
$598 Roundtrip, found 6 hours ago
$598
Roundtrip
found 6 hours ago
Select Caribbean Airlines flight, departing Tue, Sep 9 from St. Kitts to Castries, returning Sun, Sep 28, priced at $598 found 6 hours ago
Caribbean Airlines
Sat, Aug 23 - Fri, Sep 19
SKB
St. Kitts
SLU
Castries
$602 Roundtrip, found 4 days ago
$602
Roundtrip
found 4 days ago
Select Caribbean Airlines flight, departing Sat, Aug 23 from St. Kitts to Castries, returning Fri, Sep 19, priced at $602 found 4 days ago
interCaribbean Airways
Wed, Dec 3 - Wed, Dec 10
SKB
St. Kitts
SLU
Castries
$659 Roundtrip, found 8 hours ago
$659
Roundtrip
found 8 hours ago
Select interCaribbean Airways flight, departing Wed, Dec 3 from St. Kitts to Castries, returning Wed, Dec 10, priced at $659 found 8 hours ago
Windward Island Airways International
Fri, Dec 5 - Wed, Dec 10
SKB
St. Kitts
SLU
Castries
$790 Roundtrip, found 8 hours ago
$790
Roundtrip
found 8 hours ago
Select Windward Island Airways International flight, departing Fri, Dec 5 from St. Kitts to Castries, returning Wed, Dec 10, priced at $790 found 8 hours ago

Find the cheapest month to fly from Basseterre (SKB) to Castries (SLU)

November is typically the cheapest month to fly

From $505 - $694 per traveler.

Graph displaying average flight prices per month

Alternative airports near Castries

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

Select flight to Hewanorra Intl. UVF. Cheapest option available. Average driving time to city center is 53 minutes. Flights from $537
UVF
Hewanorra Intl.
Cheapest
Average driving time to city center53 min
Flights from $537
Flights from Basseterre (SKB) to Castries (SLU)
Origin airport
Robert L. Bradshaw Intl.
Destination airport
George F. L. Charles
Airlines serving
Caribbean Airlines, Hahn Air Technologies, Sunrise Airways, Windward Island Airways International, interCaribbean Airways
Roundtrip price
$522
Distance
254 mi

Basseterre to Castries Flights

The cheapest times to fly from Basseterre to Castries

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 Basseterre to Castries are during the month of September. You can find some of the cheapest flights from Basseterre to Castries with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Basseterre to Castries

Sunday is one of the best days to book for cheap flights from Basseterre to Castries: 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 Basseterre to Castries

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 Basseterre to Castries in 2025. You can also book with separate airlines for your outbound and return journeys, from $269 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 Basseterre to Castries 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 Basseterre to Castries 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 Robert L. Bradshaw Intl. Airport (SKB) to George F. L. Charles Airport (SLU) cost?
Grab a cheap one-way flight from $269 or cheap return flight from $522 from Robert L. Bradshaw Intl. Airport (SKB) to George F. L. Charles Airport (SLU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Robert L. Bradshaw Intl. Airport (SKB) to George F. L. Charles Airport (SLU)?
Traveling in September is a good way to save, as it's the cheapest month for flights between SKB and SLU. You'll often find the lowest fares during off-peak months.
What is the cheapest airline that flies from Robert L. Bradshaw Intl. Airport (SKB) to George F. L. Charles Airport (SLU)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest SKB to SLU flight.
How many flights per day from Robert L. Bradshaw Intl. Airport (SKB) to George F. L. Charles Airport (SLU)?
Direct flights from Robert L. Bradshaw Intl. Airport (SKB) to George F. L. Charles Airport (SLU) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SKB to SLU?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on a range of factors, such as the season 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 Robert L. Bradshaw Intl. Airport (SKB) to George F. L. Charles Airport (SLU)?
Choose a flight from Robert L. Bradshaw Intl. Airport (SKB) to George F. L. Charles Airport (SLU) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this hour are on average 22% more likely to be canceled.**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 Robert L. Bradshaw Intl. Airport (SKB) to George F. L. Charles Airport (SLU) last-minute?
Last-minute fares from SKB to SLU are generally more expensive. To secure the lowest rates, start searching for flights early. That being said, if your travel plans are flexible, it's possible to land a cheap ticket right before you leave.
Is it cheaper to book a SKB to SLU flight and hotel package?
Compared with arranging flights and hotels separately, booking a SKB to SLU flight and hotel package with Expedia could result in significant savings. Better still, managing everything in one place will take the hassle out of travel planning. Simply pick your flights and choose from our extensive range of hotels, then tailor your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Robert L. Bradshaw Intl. Airport (SKB) to George F. L. Charles Airport (SLU)?
In most instances, you're able to cancel or reschedule your SKB to SLU flight. However, there may be additional charges, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you want more information, go to our Customer Service portal.

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*Available to One Key members.