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Castries

$1,087+ Cheap flights from Atlanta (ATL) to Castries (SLU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — SLU
Jan 9 — Jan 161
Fri 1/9
Fri 1/16
1 adult, Economy
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Cheap 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 December 10, 2025.

This Mytrip deal was found by Cheapflights users on 12/8. 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.
Sat 12/205:21 amATL - SLU
2 stops32h 54mMultiple Airlines
Sun 12/285:00 amSLU - ATL
2 stops29h 56mMultiple Airlines
Deal found 12/8$1,214
This Mytrip deal was found by Cheapflights users on 12/9. 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 12/269:57 pmATL - SLU
3 stops23h 13mMultiple Airlines
Fri 1/21:55 pmSLU - ATL
3 stops31h 57mMultiple Airlines
Deal found 12/9$1,505
This Expedia deal was found by Cheapflights users on 12/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:10 amATL - SLU
2 stops30h 00mMultiple Airlines
Sat 1/36:20 pmSLU - ATL
2 stops52h 23mMultiple Airlines
Deal found 12/9$3,779

Find 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 December 10, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,087
(Mytrip)

Popular in

May

Cheapest in

September

Average price

$1,191

Good round-trip deal

$868 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
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($202 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in December 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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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 December 10, 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

Fri 1/23

6:10 am-1:10 pm

2 stops30h 00m

Castries George F. L. Charle

Fri 1/30

7:10 pm-12:03 pm

2 stops17h 53m

$1,087

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Sat 12/20

5:21 am-3:15 pm

2 stops32h 54m

Castries George F. L. Charle

Sun 12/28

5:00 am-9:56 am

2 stops29h 56m

$1,214

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Fri 12/26

9:57 pm-10:10 pm

3 stops23h 13m

Castries George F. L. Charle

Fri 1/2

1:55 pm-8:52 pm

3 stops31h 57m

$1,505

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Sun 1/25

6:10 am-3:35 pm

2 stops32h 25m

Castries George F. L. Charle

Thu 1/29

6:20 pm-9:43 pm

2 stops52h 23m

$3,573

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Fri 2/13

6:10 am-1:10 pm

2 stops30h 00m

Castries George F. L. Charle

Wed 2/18

10:15 am-9:43 pm

2 stops36h 28m

$3,573

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Fri 2/13

6:10 am-10:10 pm

2 stops39h 00m

Castries George F. L. Charle

Sun 2/15

7:10 pm-9:43 pm

2 stops27h 33m

$3,586

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Thu 1/8

6:10 am-11:30 am

2 stops28h 20m

Castries George F. L. Charle

Sun 1/11

7:10 pm-9:43 pm

2 stops27h 33m

$3,779

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Wed 12/31

6:10 am-1:10 pm

2 stops30h 00m

Castries George F. L. Charle

Sat 1/3

6:20 pm-9:43 pm

2 stops52h 23m

$3,779

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

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 December.
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 $787). 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 December 10, 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
11,048 reviews

Overall

7.2

Food

6.5

Boarding

7.5

Crew

8.0

Entertainment

6.9

Comfort

7.2

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
American Airlines
7.2
Good
11,048 reviews
American Airlines
7.2
Good
11,048 reviews

Overall

7.2

Food

6.5

Boarding

7.5

Crew

8.0

Entertainment

6.9

Comfort

7.2

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

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 29% 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 $787). 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
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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 December 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$748Average$1,088FlexibilityNo cancel feeOn-time71%

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