$821 Cheap Flights from Rome (FCO) to Castries (SLU)

View $821 flight on Tue, Nov 11, 2025Opens in a new window

Popular airlines from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to George F. L. Charles Airport (SLU)

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Cheap Flights from Rome to Castries (FCO-SLU)

Prices were available within the past 7 days and start at $821 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

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 $1,788
UVF
Hewanorra Intl.
Cheapest
Average driving time to city center53 min
Flights from $1,788

Frequently asked questions

How much does a flight from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to George F. L. Charles Airport (SLU) cost?
Grab a cheap one-way flight from $821 or cheap return flight from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) 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 Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to George F. L. Charles Airport (SLU)?
is the cheapest month to fly from FCO to SLU. Avoiding peak travel times is often the key to finding better deals on flights.
What is the cheapest airline that flies from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to George F. L. Charles Airport (SLU)?
To find the cheapest airline flying from FCO to SLU, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to George F. L. Charles Airport (SLU)?
Direct flights from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) 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 FCO to SLU?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to George F. L. Charles Airport (SLU)?
Choose a flight from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to George F. L. Charles Airport (SLU) that leaves before 3 PM to reduce the risk of delays and cancellations. Later departures 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 Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to George F. L. Charles Airport (SLU) last-minute?
Waiting until just before your departure to book your flight from FCO to SLU generally means paying more. While you may come across some last-minute discounts, there's no guarantee. Be flexible with your travel plans to maximize your chances of scoring a bargain.
Is it cheaper to book a FCO to SLU flight and hotel package?
Opting for a FCO to SLU flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Pick from our impressive range of stays and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Fiumicino - Leonardo da Vinci Intl. Airport (FCO) to George F. L. Charles Airport (SLU)?
Typically, you can cancel or reschedule your FCO to SLU flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you need more details, go to our Customer Service portal.

Travel information

Origin airport
Fiumicino - Leonardo da Vinci Intl.
Destination airport
George F. L. Charles
Distance
4717 mi

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Rome to Castries Flights

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

 

The best time to book a flight from Rome to Castries

Sunday is one of the best days to book for cheap flights from Rome 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 Rome 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 Rome to Castries in 2025. You can also book with separate airlines for your outbound and return journeys, from $821 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 Rome 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 Rome 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.

 

Rome to Castries Flights

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*Available to One Key members.