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Cheap flights from Atlanta to Castries from $1,372

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to Castries departing on 5/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Atlanta to Castries

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:00 am - 6:35 pm
ATL
-
SLU
11h 35m3 stops
Multiple Airlines Logo
12:15 pm - 9:17 pm
SLU
-
ATL
33h 02m2 stops
$1,372Multiple Airlines
Mon, May 18 - Fri, May 22
Multiple Airlines Logo
5:00 pm - 9:30 am
ATL
-
SLU
16h 30m2 stops
Multiple Airlines Logo
5:00 am - 9:17 pm
SLU
-
ATL
16h 17m2 stops
$2,417Multiple Airlines
Tue, Jun 9 - Sun, Jun 14
Multiple Airlines Logo
3:00 pm - 9:30 am
ATL
-
SLU
18h 30m2 stops
Multiple Airlines Logo
5:00 am - 9:17 pm
SLU
-
ATL
16h 17m2 stops
$2,430Multiple Airlines
Tue, Jun 9 - Sun, Jun 14
Multiple Airlines Logo
5:00 pm - 9:30 am
ATL
-
SLU
16h 30m2 stops
Multiple Airlines Logo
5:00 am - 9:17 pm
SLU
-
ATL
16h 17m2 stops
$2,451Multiple Airlines
Tue, Jun 9 - Sun, Jun 14
Multiple Airlines Logo
1:10 pm - 3:35 pm
ATL
-
SLU
49h 25m2 stops
Multiple Airlines Logo
10:15 am - 9:43 pm
SLU
-
ATL
36h 28m2 stops
$3,579Multiple Airlines
Sat, Jan 24 - Wed, Jan 28

momondo 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, momondo users made 832,500 searches. Data last updated December 26, 2025.
Use the filters below to find and compare flights from Atlanta to Castries that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Mon 5/18

7:00 am-6:35 pm

3 stops11h 35m

Castries George F. L. Charle

Fri 5/22

12:15 pm-9:17 pm

2 stops33h 02m

$1,372

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Tue 6/9

5:00 pm-9:30 am

2 stops16h 30m

Castries George F. L. Charle

Sun 6/14

5:00 am-9:17 pm

2 stops16h 17m

$2,417

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Tue 6/9

3:00 pm-9:30 am

2 stops18h 30m

Castries George F. L. Charle

Sun 6/14

5:00 am-9:17 pm

2 stops16h 17m

$2,430

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Tue 6/9

5:00 pm-9:30 am

2 stops16h 30m

Castries George F. L. Charle

Sun 6/14

5:00 am-9:17 pm

2 stops16h 17m

$2,451

AtlantaCastries

ATL - SLU

ATLSLU

Atlanta Hartsfield-Jackson

Sat 1/24

1:10 pm-3:35 pm

2 stops49h 25m

Castries George F. L. Charle

Wed 1/28

10:15 am-9:43 pm

2 stops36h 28m

$3,579

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Castries from

How to get the cheapest flight ticket from Atlanta to Castries

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Castries?

The cheapest day to depart from Atlanta to Castries is on a Wednesday when prices can be found for as low as $716. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,197. These prices are subject to change though, so be sure to set up a Price Alert for flights to Castries.

When to book flights from Atlanta to Castries

Are you open to changing your travel dates? Check out the ideal times to fly from Atlanta to Castries according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Atlanta to Castries (ATL to SLU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Atlanta to Castries

Fastest flight time

11h 35m

Direct flights

None
The fastest flight from Atlanta to Castries takes 11h 35m
There are no direct flights from Atlanta to Castries. There are no popular flight routes from Atlanta to Castries.
Search flight deals

  • How far is Atlanta Hartsfield-Jackson to Castries George F. L. Charle by plane?

    Atlanta Hartsfield-Jackson and Castries George F. L. Charle are 2000.4 mi apart from one another. A reasonable flight in good conditions will take 11h 35m.

  • When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Castries George F. L. Charle Airport?

    Prices for flights from Atlanta Hartsfield-Jackson Airport to Castries George F. L. Charle Airport were last updated today.

  • How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Castries George F. L. Charle Airport?

  • How old do you have to be to fly from Atlanta Hartsfield-Jackson Airport to Castries George F. L. Charle Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Atlanta Hartsfield-Jackson Airport to Castries George F. L. Charle Airport.

  • What documentation or ID do you need to fly to Castries George F. L. Charle Airport?

    The travel and health documents required for your trip to Castries George F. L. Charle Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Castries George F. L. Charle Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Atlanta to Castries?

Best airlines flying from Atlanta to Castries

Compare and see reviews for airlines that fly from Atlanta to Castries with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $748Free CancellationRating
7.2
11,062 reviews
Search American Airlines flights

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

Why use momondo?

Why should I use momondo to find a flight deal from Atlanta to Castries?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Atlanta to Castries for you.

Can I find flights from Atlanta to Castries with flexible booking policies on momondo?

Yes. All flights to Castries from Atlanta on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Atlanta to Castries?

Once all potential Atlanta to Castries flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Atlanta to Castries right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Castries, momondo offers a useful price alert feature which will track prices for flights to Castries from Atlanta and alert you when they change.

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Find better results for your trip to Saint Lucia

Airports servicing Saint Lucia

Castries Hewanorra Airport