$159 Cheap Flights from Argyle (SVD) to Castries (SLU)

View $159 flight on Sat, Mar 21, 2026Opens in a new window

Popular airlines from Argyle (SVD-Argyle Intl.) to George F. L. Charles Airport (SLU)

Cheap Flights from Argyle to Castries (SVD-SLU)

Prices were available within the past 7 days and start at $159 for one-way flights and $359 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Caribbean Airlines
Mon, Oct 12 - Thu, Oct 22
SVD
St. Vincent
SLU
Castries
$359 Roundtrip, found 4 days ago
$359
Roundtrip
found 4 days ago
Select Caribbean Airlines flight, departing Mon, Oct 12 from St. Vincent to Castries, returning Thu, Oct 22, priced at $359 found 4 days ago
Caribbean Airlines
Fri, Jun 12 - Sun, Jun 14
SVD
St. Vincent
SLU
Castries
$375 Roundtrip, found 1 day ago
$375
Roundtrip
found 1 day ago
Select Caribbean Airlines flight, departing Fri, Jun 12 from St. Vincent to Castries, returning Sun, Jun 14, priced at $375 found 1 day ago
Caribbean Airlines
Mon, Oct 12 - Thu, Oct 22
SVD
St. Vincent
SLU
Castries
$383 Roundtrip, found 4 days ago
$383
Roundtrip
found 4 days ago
Select Caribbean Airlines flight, departing Mon, Oct 12 from St. Vincent to Castries, returning Thu, Oct 22, priced at $383 found 4 days ago
Caribbean Airlines
Mon, Mar 23 - Tue, Mar 24
SVD
St. Vincent
SLU
Castries
$390 Roundtrip, found 6 days ago
$390
Roundtrip
found 6 days ago
Select Caribbean Airlines flight, departing Mon, Mar 23 from St. Vincent to Castries, returning Tue, Mar 24, priced at $390 found 6 days ago
Caribbean Airlines
Mon, Jul 27 - Thu, Aug 6
SVD
St. Vincent
SLU
Castries
$399 Roundtrip, found 7 hours ago
$399
Roundtrip
found 7 hours ago
Select Caribbean Airlines flight, departing Mon, Jul 27 from St. Vincent to Castries, returning Thu, Aug 6, priced at $399 found 7 hours ago
Caribbean Airlines
Mon, Oct 12 - Thu, Oct 22
SVD
St. Vincent
SLU
Castries
$399 Roundtrip, found 4 days ago
$399
Roundtrip
found 4 days ago
Select Caribbean Airlines flight, departing Mon, Oct 12 from St. Vincent to Castries, returning Thu, Oct 22, priced at $399 found 4 days ago
LIAT
Mon, Apr 6 - Sun, Apr 12
SVD
St. Vincent
SLU
Castries
$405 Roundtrip, found 6 days ago
$405
Roundtrip
found 6 days ago
Select LIAT flight, departing Mon, Apr 6 from St. Vincent to Castries, returning Sun, Apr 12, priced at $405 found 6 days ago
Windward Island Airways International
Mon, Jul 27 - Thu, Aug 6
SVD
St. Vincent
SLU
Castries
$418 Roundtrip, found 7 hours ago
$418
Roundtrip
found 7 hours ago
Select Windward Island Airways International flight, departing Mon, Jul 27 from St. Vincent to Castries, returning Thu, Aug 6, priced at $418 found 7 hours ago
interCaribbean Airways
Fri, Nov 6 - Fri, Nov 13
SVD
St. Vincent
SLU
Castries
$425 Roundtrip, found 1 day ago
$425
Roundtrip
found 1 day ago
Select interCaribbean Airways flight, departing Fri, Nov 6 from St. Vincent to Castries, returning Fri, Nov 13, priced at $425 found 1 day ago
Hahn Air Technologies
Wed, Apr 22 - Sun, Apr 26
SVD
St. Vincent
SLU
Castries
$510 Roundtrip, found 14 hours ago
$510
Roundtrip
found 14 hours ago
Select Hahn Air Technologies flight, departing Wed, Apr 22 from St. Vincent to Castries, returning Sun, Apr 26, priced at $510 found 14 hours ago

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Alternative airports near Castries

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

Select flight to George F. L. Charles SLU. Cheapest and Closest option available. Average driving time to city center is 6 minutes. Flights from $507
SLU
George F. L. Charles
CheapestClosest
Average driving time to city center6 min
Flights from $507

Find the cheapest month to fly from Argyle (SVD) to Castries (SLU)

November is typically the cheapest month to fly

From $300 - $467 per traveler.

Frequently asked questions

How much does a flight from Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles) cost?
You can find cheap one-way flights from $159 and cheap return flights from $359 Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles) with Expedia. One-way flights usually range from $162 to $329, and return flights typically cost between $340 and $616. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles)?
October is the cheapest month to fly from Argyle (SVD) to Castries (SLU), with average round-trip fares around $358. This price is about 6% lower than the average throughout the year, as demand tends to be lower during the off-peak season. Other budget-friendly months include January and June.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles)?
There are 2 airlines offering direct flights from SVD to SLU:

  • Windward Island Airways International operates around 7 direct flights from SVD to SLU every week
  • interCaribbean Airways operates around 7 direct flights from SVD to SLU every week
  • InterCaribbean Airways operates around 7 direct flights from SVD to SLU every week

How do I find cheap flights from Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles)?
To find a cheap flight from Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles)?
The best airline to fly with from Argyle (SVD) to Castries (SLU) will differ from traveler to traveler. If you like to fly early, S6 offers early morning flights. If price is the most important factor, S6 typically offers the lowest fares. InterCaribbean Airways offers the most daily flights from SVD to SLU, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles)?
When flying from Argyle (SVD) to Castries (SLU), October and January are your best bets. With average return flight prices around $358, these months offer a nice balance of affordability and pleasant weather. October is particularly lovely as the island transitions into its dry season, making it a great time for outdoor activities.*Prices based on flights available on Expedia in the last year.
How many flights per day from Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles)?
On average, there are around 1 nonstop flights per day from Argyle Intl. (SVD) to George F. L. Charles (SLU). For more options, look at flights that include layovers.
What is the earliest flight from Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles)?
The earliest flight from Argyle (SVD) to Castries (SLU) usually departs at 6:15 AM, operated by Windward Island Airways International. This seasonal service is active in August, giving you a great opportunity to enjoy the beautiful Caribbean early in the day. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles)?
The most popular departure times for flights from Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles) are in the late morning, from 9am to 12pm. About 42% of passengers prefer this time window. Many major carriers, including SVG Air and LIAT, offer flights during this window. This timing is popular because it allows travelers to enjoy a leisurely morning before heading to their destination.
How long does it take to fly from Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles)?
A nonstop flight from SVD to SLU typically takes around 50 minutes, covering approximately 60 miles. Connecting flights on this route usually add 2 hours 10 minutes to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles)?
Select the "Business class" and "First class" filters when looking for SVD to SLU flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles) flight with Expedia?
It's easy to earn miles on a Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Castries from Argyle Intl. (SVD)?
If you're planning to travel to Castries from Argyle Intl. (SVD), you can fly into George F. L. Charles (SLU) Some flights may connect through major hubs like Grantley Adams Intl. (BGI), Maurice Bishop Intl. (GND), Piarco Intl. (POS) before reaching Castries. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles) at the last minute?
Typically, booking a last minute flight from Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles) flight and hotel package?
Securing a Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles)?
If you booked your Argyle (SVD-Argyle Intl.) to Castries (SLU-George F. L. Charles) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

0
Origin airport
Argyle Intl.
Destination airport
George F. L. Charles
Airlines serving
Caribbean Airlines, Hahn Air Technologies, interCaribbean Airways
Roundtrip price
$358
Distance
60 mi

Book with confidence

Argyle to Castries Flights

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

 

The best time to book a flight from Argyle to Castries

Sunday is one of the best days to book for cheap flights from Argyle 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 Argyle 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 Argyle to Castries in 2026. You can also book with separate airlines for your outbound and return journeys, from $159 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 Argyle 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 Argyle 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.

 

Argyle to Castries Flights

*Flight schedules are subject to change.

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*Available to One Key members.