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Castries

$270+ 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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — SLU
Oct 18 — Oct 251
Sat 10/18
Sat 10/25
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 September 18, 2025.

Round-trip from

$758
(Mytrip)

One-way from

$270
(Kiwi.com)

Popular in

May

Cheapest in

September

Average price

$657

Good round-trip deal

$805 or less

Good one-way deal

$364 or less
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. 14% potential increase in price ($171 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in September 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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Price to beat on a one-way 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 September 18, 2025.

This Mytrip deal was found by Cheapflights users on 9/17. 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.
Wed 12/36:45 amATL - SLU
2 stops29h 25mMultiple Airlines
Sun 12/712:30 pmSLU - ATL
2 stops29h 08mMultiple Airlines
Deal found 9/17$758
This Mytrip deal was found by Cheapflights users on 9/16. 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.
Wed 10/158:20 amATL - SLU
2 stops34h 40mMultiple Airlines
Mon 10/208:20 pmSLU - ATL
3 stops26h 38mMultiple Airlines
Deal found 9/16$808
This Mytrip deal was found by Cheapflights users on 9/17. 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.
Thu 10/163:03 pmATL - SLU
2 stops23h 37mMultiple Airlines
Mon 10/208:20 pmSLU - ATL
2 stops25h 19mMultiple Airlines
Deal found 9/17$882
This Mytrip deal was found by Cheapflights users on 9/16. 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 10/117:42 amATL - SLU
3 stops35h 18mMultiple Airlines
Wed 10/1510:15 amSLU - ATL
3 stops21h 21mMultiple Airlines
Deal found 9/16$954
This Mytrip deal was found by Cheapflights users on 9/16. 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 10/74:00 pmATL - SLU
2 stops27h 00mMultiple Airlines
Mon 10/134:35 pmSLU - ATL
3 stops31h 47mMultiple Airlines
Deal found 9/16$987
This Mytrip deal was found by Cheapflights users on 9/17. 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.
Wed 10/158:20 amATL - SLU
2 stops34h 40mMultiple Airlines
Wed 10/2212:35 pmSLU - ATL
2 stops33h 04mMultiple Airlines
Deal found 9/17$1,005
This Mytrip deal was found by Cheapflights users on 9/17. 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.
Wed 10/299:07 pmATL - SLU
3 stops42h 18mMultiple Airlines
Sun 11/3012:30 pmSLU - ATL
2 stops30h 37mMultiple Airlines
Deal found 9/17$1,031

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 September 18, 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

Wed 12/3

6:45 am-1:10 pm

2 stops29h 25m

Castries George F. L. Charle

Sun 12/7

12:30 pm-4:38 pm

2 stops29h 08m

$758

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Wed 10/15

8:55 am-7:00 pm

3 stops34h 05m

Castries George F. L. Charle

Mon 10/20

8:20 pm-10:58 pm

3 stops26h 38m

$808

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Thu 10/16

3:03 pm-2:40 pm

2 stops23h 37m

Castries George F. L. Charle

Mon 10/20

8:20 pm-9:39 pm

2 stops25h 19m

$882

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Sat 10/11

7:42 am-7:00 pm

3 stops35h 18m

Castries George F. L. Charle

Wed 10/15

10:15 am-7:36 am

2 stops21h 21m

$954

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Tue 10/7

4:00 pm-7:00 pm

2 stops27h 00m

Castries George F. L. Charle

Mon 10/13

4:35 pm-12:22 am

3 stops31h 47m

$987

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Wed 10/15

8:20 am-7:00 pm

2 stops34h 40m

Castries George F. L. Charle

Wed 10/22

12:35 pm-9:39 pm

2 stops33h 04m

$1,005

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Wed 10/29

9:07 pm-3:25 pm

3 stops42h 18m

Castries George F. L. Charle

Sun 11/30

12:30 pm-6:07 pm

2 stops30h 37m

$1,031

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Sat 9/27

9:37 am-11:45 am

2 stops26h 08m

$277

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Fri 11/14

6:45 am-1:10 pm

2 stops29h 25m

$292

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Thu 11/13

10:10 pm-1:10 pm

2 stops38h 00m

$292

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/17

Showing 1-10 of 15 results
1
2

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, August is the cheapest month in which you can book a flight from Atlanta to Castries (average of $525). Flying from Atlanta to Castries in July is currently the most expensive (average of $767). 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.

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 September 18, 2025.
Read reviews from past customers who have flown Delta and 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.
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
Delta
8.0
Very good
7,964 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,964 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Food

7.3

Entertainment

7.9

Reviews

1 / 20
2.0
Mediocre

Santiago,Apr 2024

ATL - JNB

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

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 are the cheapest airlines flying from Atlanta to Castries round-trip?

    Flying on Delta is currently your cheapest option to Castries, with prices starting at $696. Another option worth looking into is American Airlines, starting at $748 round trip. Delta is currently priced 32% 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, August is the cheapest month in which you can book a flight from Atlanta to Castries (average of $525). Flying from Atlanta to Castries in July is currently the most expensive (average of $767). 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
Rodney Bay
Gros Islet
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 2 airlines flying from Atlanta to Castries

Discover the top 2 airlines 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 September 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$696Average$1,135FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$748Average$1,088FlexibilityNo cancel feeOn-time71%

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