$139 Cheap Flights from Newark Liberty Intl. Airport (EWR) to Castries (SLU)

View $139 flight on Sat, Jun 7, 2025Opens in a new window

Popular airlines from Newark Liberty Intl. Airport (EWR) to George F. L. Charles Airport (SLU)

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Find available prices by choosing your travel dates.

Cheap Flights from Newark Liberty Intl. Airport to Castries (EWR-SLU)

Prices were available within the past 7 days and start at $139 for one-way flights and $367 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, May 14 - Mon, May 19
EWR
New York
UVF
Vieux Fort
$367 Roundtrip, found 5 hours ago
$367
Roundtrip
found 5 hours ago
Select Delta flight, departing Wed, May 14 from New York to Vieux Fort, returning Mon, May 19, priced at $367 found 5 hours ago
American Airlines
Fri, May 16 - Mon, May 19
EWR
New York
UVF
Vieux Fort
$372 Roundtrip, found 3 hours ago
$372
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Fri, May 16 from New York to Vieux Fort, returning Mon, May 19, priced at $372 found 3 hours ago
American Airlines
Tue, May 13 - Mon, May 19
EWR
New York
UVF
Vieux Fort
$374 Roundtrip, found 1 day ago
$374
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, May 13 from New York to Vieux Fort, returning Mon, May 19, priced at $374 found 1 day ago
American Airlines
Thu, May 15 - Wed, May 21
EWR
New York
UVF
Vieux Fort
$378 Roundtrip, found 5 hours ago
$378
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Thu, May 15 from New York to Vieux Fort, returning Wed, May 21, priced at $378 found 5 hours ago
American Airlines
Fri, May 16 - Mon, May 19
EWR
New York
UVF
Vieux Fort
$379 Roundtrip, found 3 hours ago
$379
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Fri, May 16 from New York to Vieux Fort, returning Mon, May 19, priced at $379 found 3 hours ago
American Airlines
Fri, May 16 - Mon, May 19
EWR
New York
UVF
Vieux Fort
$382 Roundtrip, found 3 hours ago
$382
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Fri, May 16 from New York to Vieux Fort, returning Mon, May 19, priced at $382 found 3 hours ago
American Airlines
Thu, May 29 - Thu, Jun 5
EWR
New York
UVF
Vieux Fort
$384 Roundtrip, found 17 hours ago
$384
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Thu, May 29 from New York to Vieux Fort, returning Thu, Jun 5, priced at $384 found 17 hours ago
American Airlines
Thu, May 15 - Wed, May 21
EWR
New York
UVF
Vieux Fort
$386 Roundtrip, found 5 hours ago
$386
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Thu, May 15 from New York to Vieux Fort, returning Wed, May 21, priced at $386 found 5 hours ago
United
Sat, May 17 - Tue, May 20
EWR
New York
UVF
Vieux Fort
$394 Roundtrip, found 2 hours ago
$394
Roundtrip
found 2 hours ago
Select United flight, departing Sat, May 17 from New York to Vieux Fort, returning Tue, May 20, priced at $394 found 2 hours ago
Air Canada
Mon, Jun 16 - Fri, Jun 20
EWR
New York
UVF
Vieux Fort
$428 Roundtrip, found 2 hours ago
$428
Roundtrip
found 2 hours ago
Select Air Canada flight, departing Mon, Jun 16 from New York to Vieux Fort, returning Fri, Jun 20, priced at $428 found 2 hours ago
Flights from Newark Liberty Intl. Airport (EWR) to Vieux Fort (UVF)
Origin airport
Newark Liberty Intl. Airport
Destination airport
Hewanorra Intl.
Roundtrip price
$367
Distance
2026 mi

Newark Liberty Intl. Airport to Castries Flights

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

The best time to book a flight from Newark Liberty Intl. Airport to Castries

Sunday is one of the best days to book for cheap flights from Newark Liberty Intl. Airport 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 Newark Liberty Intl. Airport 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 Newark Liberty Intl. Airport to Castries in 2025. You can also book with separate airlines for your outbound and return journeys, from $139 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 Newark Liberty Intl. Airport 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 Newark Liberty Intl. Airport 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 Liberty Intl. Airport (EWR) to George F. L. Charles Airport (SLU) cost?
Discover the latest flight deals from EWR to SLU by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from EWR to SLU?
The cheapest flights from EWR to SLU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from EWR to SLU?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from EWR to SLU. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Liberty Intl. Airport (EWR) to George F. L. Charles Airport (SLU)?
There aren’t any daily nonstop flights departing from Liberty Intl. Airport (EWR) to George F. L. Charles Airport (SLU). But you can opt for flights with layovers. Filter your search results on Expedia to include one or more stops, and you’ll be cruising above the clouds before you know it.
What day of the week has the most flights from EWR to SLU?
Usually you’ll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* However, this can vary based on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Liberty Intl. Airport (EWR) to George F. L. Charles Airport (SLU)?
To reach George F. L. Charles Airport (SLU) without delays, opt for a flight that takes off from Liberty Intl. Airport (EWR) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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.
What airports do you fly into for Castries from Liberty Intl. Airport (EWR)?
Hewanorra Intl. Airport (UVF) is the only airport in Castries with direct flights from Liberty Intl. Airport (EWR). Compare the available options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Liberty Intl. Airport (EWR) to George F. L. Charles Airport (SLU) last-minute?
Booking your flight from EWR to SLU right before your getaway is generally more expensive. But if there’s some wiggle room with your travel dates and times, you could land a cheap last-minute fare.
Is it cheaper to book an EWR to SLU flight and hotel package?
Compared with arranging flights and hotels separately, booking an EWR to SLU flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one place will take the hassle out of planning your trip. Just pick your flights and select from our extensive range of hotels, then tailor your trip with extras like activities and car rentals.
Can I cancel or change the date of my flight from Liberty Intl. Airport (EWR) to George F. L. Charles Airport (SLU)?
You can usually cancel or reschedule your EWR to SLU flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline’s policies in your itinerary to see what changes are allowed and whether any costs are involved. You’ll also find more details on our Customer Service portal.

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*Available to One Key members.