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Castries

$383+ Cheap flights from Atlanta (ATL) to Castries (SLU)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/15. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — SLU
Dec 19 — Dec 261
Fri 12/19
Fri 12/26
1 adult, Economy
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Cheap flight deals from Atlanta to Castries

Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to Castries (SLU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 19, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$972
(Mytrip)

One-way from

$383
(Mytrip)

Popular in

May

Cheapest in

September

Average price

$958

Good round-trip deal

$858 or less
Provider with most accurate pricing for Atlanta Hartsfield-Jackson-Castries George F. L. Charle flight deals.
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Provider most trusted by Cheapflights users for Atlanta Hartsfield-Jackson-Castries George F. L. Charle flights.
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From Atlanta Hartsfield-Jackson to Castries George F. L. Charle
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One-way flight from Atlanta Hartsfield-Jackson to Castries George F. L. Charle
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Highest demand for flights based on searches. 15% potential increase in price ($194 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Atlanta Hartsfield-Jackson to Castries George F. L. Charle.
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Find flight deals from Atlanta to Castries

Cheapest flights from Atlanta to Castries
Explore the most affordable flight options available from Atlanta to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 19, 2025.

This Mytrip deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/258:25 pmATL - SLU
3 stops39h 45mMultiple Airlines
Sun 11/307:10 pmSLU - ATL
2 stops28h 39mMultiple Airlines
Deal found 11/17$862
This Mytrip deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/258:25 pmATL - SLU
3 stops39h 45mMultiple Airlines
Sat 11/299:10 amSLU - ATL
3 stops38h 39mMultiple Airlines
Deal found 11/17$1,209
This Mytrip deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:01 amATL - SLU
3 stops26h 04mMultiple Airlines
Thu 1/16:20 pmSLU - ATL
2 stops27h 32mMultiple Airlines
Deal found 11/17$1,679

Cheapflights Fare Finder

 
Customize your flight search to find flights from Atlanta to Castries that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 19, 2025.
Use the filters below to find and compare flights from Atlanta to Castries that are best for you.

Fly from

Atlanta

Fly to

Castries

Route

Depart

Return

Price

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Sun 3/1

9:04 am-3:35 pm

2 stops29h 31m

Castries George F. L. Charle

Sun 3/8

5:00 am-7:16 pm

2 stops14h 16m

$972

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Thu 1/29

9:04 am-3:15 pm

2 stops29h 11m

Castries George F. L. Charle

Tue 2/3

7:30 am-12:03 pm

3 stops29h 33m

$1,181

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Mon 4/6

9:19 pm-9:30 am

3 stops36h 11m

Castries George F. L. Charle

Sun 4/12

5:00 am-8:11 am

3 stops27h 11m

$1,346

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Sun 5/3

8:40 am-3:35 pm

3 stops30h 55m

Castries George F. L. Charle

Sun 5/10

5:00 am-11:11 pm

2 stops18h 11m

$1,651

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Fri 12/26

9:01 am-12:05 pm

3 stops26h 04m

Castries George F. L. Charle

Thu 1/1

6:20 pm-8:52 pm

2 stops27h 32m

$1,679

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Mon 1/5

9:57 pm-9:30 am

3 stops34h 33m

Castries George F. L. Charle

Mon 1/12

4:20 pm-8:10 pm

2 stops28h 50m

$2,104

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Sun 5/3

11:15 am-3:35 pm

2 stops28h 20m

Castries George F. L. Charle

Mon 7/6

4:20 pm-10:26 am

2 stops42h 06m

$3,679

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Sun 3/15

10:34 am-3:35 pm

2 stops29h 01m

$383

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Mon 12/29

10:40 pm-9:30 am

2 stops33h 50m

$441

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Sun 12/14

10:40 pm-3:35 pm

2 stops15h 55m

$452

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

Compare providers for flights from Atlanta to Castries

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Atlanta to Castries in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Atlanta-Castries flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Atlanta-Castries flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Atlanta-Castries flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Atlanta-Castries flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Atlanta-Castries flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Atlanta to Castries

Have a flexible travel schedule? Discover the best time to fly to Castries from Atlanta with our price prediction graph.
Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Atlanta to Castries

What is the cheapest month to book a flight from Atlanta to Castries?

Currently, September is the cheapest month in which you can book a flight from Atlanta to Castries (average of $427). Flying from Atlanta to Castries in December is currently the most expensive (average of $812). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Atlanta to Castries?

Reviews of airlines servicing Castries

Get insights into the airlines that provide service 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 November 19, 2025.
Read reviews from past customers who have flown American Airlines from Atlanta to Castries. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,046 reviews

Boarding

7.5

Entertainment

6.9

Overall

7.2

Food

6.4

Crew

8.0

Comfort

7.2

Reviews

1 / 20
4.0
Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.
American Airlines
7.2
Good
11,046 reviews
American Airlines
7.2
Good
11,046 reviews

Boarding

7.5

Entertainment

6.9

Overall

7.2

Food

6.4

Crew

8.0

Comfort

7.2

Reviews

1 / 20
4.0
Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.

Related info for your journey

Find useful and relevant information for your journey from Atlanta to Castries. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What is the cheapest airline to fly from Atlanta to Castries round-trip?

    Flying on American Airlines is currently your cheapest option to Castries, with prices starting at $748. American Airlines is currently priced 30% below the average price you’ll pay for this route.

  • Can I find deals for flights from Atlanta to Castries that include hotel bookings?

    Yes. In addition to deals on Atlanta to Castries flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Atlanta to Castries?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Atlanta to Castries.

  • Can I find deals for business class flights from Atlanta to Castries?

    Yes. Cheapflights offers flight deals from Atlanta to Castries by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Atlanta to Castries?

    Currently, September is the cheapest month in which you can book a flight from Atlanta to Castries (average of $427). Flying from Atlanta to Castries in December is currently the most expensive (average of $812). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Castries?

Book flights to Castries if you plan to visit one of these locations
Gros Islet
Rodney Bay
Marigot Bay

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Alternative routes for Atlanta to Castries

See prices for flight routes from nearby airports that may be better suited for you.
Atlanta to Castries flights
Savannah to Castries flights
Jacksonville to Castries flights
Tallahassee to Castries flights

Top airline flying from Atlanta to Castries

Discover the top airline that operate flights from Atlanta to Castries. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$748Average$1,088FlexibilityNo cancel feeOn-time71%

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