Have a flexible travel schedule? Discover the best time to fly to Castries with our price prediction graph.
LON-SLU
Estimated return 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.
Reviews of airlines flying non-stop to Castries
Get insights into the airlines that provide direct flights to Castries. 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 Castries. Reviews last updated 18 September 2026.
Read reviews from past customers who have flown British Airways to Saint Lucia. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
It was a very old and tried plane. Lots of duck tape holding things together. Staff and food very good. Boarding was chaos at Madrid. Arrival in Lima swift and effective.
It was a very old and tried plane. Lots of duck tape holding things together. Staff and food very good. Boarding was chaos at Madrid. Arrival in Lima swift and effective.
FAQ about direct flights to Castries
Find answers to frequently asked questions about direct flights to Castries to unlock the best deals on Cheapflights.
How long is a direct flight to Castries?
While the flight duration depends heavily on the origin, travellers can expect non-stop flights to Castries to last approximately 12h 55m on average. The quickest direct flight to Castries at this time departs from London Gatwick Airport (12h 55m), while the longest leaves from London Gatwick Airport (12h 55m).
What is the best time of year to fly direct to Castries?
If you're seeking the lowest price on a direct flight to Castries, September is worth consideration, as prices are usually at their lowest, on average. September may be most appealing to users looking for the quietest time to visit Castries, when demand is typically at its lowest.
What is the most popular direct flight origin to Castries?
Currently, the most popular direct flight origin to Castries is London Gatwick Airport. A return direct flight from London Gatwick Airport to Castries typically costs around £621.
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