Cheap Liat flights Philipsburg (SXM) to Castries (SLU)

Finding cheap one-way LIAT flights from SXM to SLU on Expedia couldn’t be simpler — just filter by “Price (lowest to highest).” Or check out our affordable round-trip fares for your next getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

October is one of the cheapest months to travel to Castries with LIAT. You could also find great prices on one-way and round-trip fares in May.

Search for LIAT flights from SXM to SLU about one month before you want to leave. The cheapest time to book an international flight is usually 18 to 29 days ahead of your travel date when you can save 17% versus booking four to five months in advance. No matter your itinerary or fare class, the best day to book international airfare is usually Sunday. Friday can be the most expensive. Travelers who book on a Sunday can save 17% on average compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

To see if there’s a direct journey from SXM to SLU with LIAT or any other carriers, use our “Nonstop” filter when looking for tickets.

To find the earliest departures from SXM to SLU with LIAT, sort your results by “Morning” and “Early Morning.” Booking an early flight usually means you’re less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

George F. L. Charles Airport (SLU) is the primary Castries hub for LIAT flights from Princess Juliana Intl. Airport (SXM).

You can usually modify or cancel your flight, although additional fees may apply if you booked more than 24 hours ago. Need to keep your options open? Make use of Expedia’s “Changes included” and “No cancel fee” filters to find flights that won’t charge you extra if you need to adjust your plans. To update your booking, go to “Trips,” select your flight and click on “Manage Booking” for more information.