ATL - SLU

$422 Find Cheap Flights from Atlanta to Castries - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$899
Typical prices: $891-$974
Multiple Airlines
Tue 12/4Fri 12/7
ATL - SLU • 3 stops
Nonstop flights
Not available
There are currently no direct flights between Atlanta and Castries. You'll need to take a connecting flight to reach the destination.
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Flight Deals

Cheap Flights from Atlanta to Castries (ATL-SLU)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Atlanta to Castries

Fri, Dec 4 - Mon, Dec 7
Multiple Airlines Logo
10:20 am - 7:00 pmATL  Atlanta Hartsfield-Jackson-SLU Castries George F. L. Charle
31h 40m3 stops Houston George Bush Intcntl Toronto Pearson Intl Bridgetown Grantley Adams Intl
Multiple Airlines Logo
7:40 pm - 5:53 pmSLU  Castries George F. L. Charle-ATL Atlanta Hartsfield-Jackson
23h 13m2 stops Port of Spain Piarco Intl Miami
$899Multiple Airlines
Thu, Apr 22 - Sat, Apr 24
Multiple Airlines Logo
8:25 am - 12:05 pmATL  Atlanta Hartsfield-Jackson-SLU Castries George F. L. Charle
51h 40m2 stops Toronto Pearson Intl Bridgetown Grantley Adams Intl
Multiple Airlines Logo
3:45 pm - 9:14 pmSLU  Castries George F. L. Charle-ATL Atlanta Hartsfield-Jackson
53h 29m2 stops Bridgetown Grantley Adams Intl Montreal Pierre Elliott Trudeau Intl
$901Multiple Airlines
Fri, Dec 4 - Mon, Dec 7
Multiple Airlines Logo
7:13 am - 7:00 pmATL  Atlanta Hartsfield-Jackson-SLU Castries George F. L. Charle
34h 47m3 stops Houston George Bush Intcntl Toronto Pearson Intl Bridgetown Grantley Adams Intl
Multiple Airlines Logo
4:50 pm - 5:53 pmSLU  Castries George F. L. Charle-ATL Atlanta Hartsfield-Jackson
26h 03m3 stops Bridgetown Grantley Adams Intl Port of Spain Piarco Intl Miami
$943Multiple Airlines
Sun, Mar 21 - Sat, Mar 27
Multiple Airlines Logo
12:55 pm - 7:00 pmATL  Atlanta Hartsfield-Jackson-SLU Castries George F. L. Charle
30h 05m2 stops Montreal Pierre Elliott Trudeau Intl Bridgetown Grantley Adams Intl
Multiple Airlines Logo
3:45 pm - 9:14 pmSLU  Castries George F. L. Charle-ATL Atlanta Hartsfield-Jackson
53h 29m2 stops Bridgetown Grantley Adams Intl Montreal Pierre Elliott Trudeau Intl
$1,091Multiple Airlines
Tue, Nov 17 - Sun, Nov 22
Multiple Airlines Logo
10:16 am - 7:00 pmATL  Atlanta Hartsfield-Jackson-SLU Castries George F. L. Charle
31h 44m3 stops Tampa Toronto Pearson Intl Bridgetown Grantley Adams Intl
Multiple Airlines Logo
5:00 am - 11:56 pmSLU  Castries George F. L. Charle-ATL Atlanta Hartsfield-Jackson
19h 56m2 stops Port of Spain Piarco Intl Fort Lauderdale
$1,129Multiple Airlines
Tue, Nov 17 - Sun, Nov 22
Multiple Airlines Logo
8:25 am - 7:00 pmATL  Atlanta Hartsfield-Jackson-SLU Castries George F. L. Charle
33h 35m2 stops Toronto Pearson Intl Bridgetown Grantley Adams Intl
Multiple Airlines Logo
5:00 am - 11:56 pmSLU  Castries George F. L. Charle-ATL Atlanta Hartsfield-Jackson
19h 56m2 stops Port of Spain Piarco Intl Fort Lauderdale
$1,132Multiple Airlines
Thu, Dec 24 - Tue, Dec 29
Multiple Airlines Logo
12:55 pm - 7:00 pmATL  Atlanta Hartsfield-Jackson-SLU Castries George F. L. Charle
29h 05m2 stops Montreal Pierre Elliott Trudeau Intl Bridgetown Grantley Adams Intl
Multiple Airlines Logo
12:35 pm - 9:17 pmSLU  Castries George F. L. Charle-ATL Atlanta Hartsfield-Jackson
33h 42m2 stops Bridgetown Grantley Adams Intl Montreal Pierre Elliott Trudeau Intl
$1,209Multiple Airlines
Thu, Dec 24 - Sun, Dec 27
Multiple Airlines Logo
3:16 pm - 7:00 pmATL  Atlanta Hartsfield-Jackson-SLU Castries George F. L. Charle
26h 44m3 stops Fort Lauderdale Montreal Pierre Elliott Trudeau Intl Bridgetown Grantley Adams Intl
Multiple Airlines Logo
5:00 am - 11:14 pmSLU  Castries George F. L. Charle-ATL Atlanta Hartsfield-Jackson
19h 14m2 stops Port of Spain Piarco Intl Fort Lauderdale
$1,210Multiple Airlines
Thu, Dec 24 - Sun, Dec 27
Multiple Airlines Logo
7:11 am - 3:35 pmATL  Atlanta Hartsfield-Jackson-SLU Castries George F. L. Charle
31h 24m2 stops Fort Lauderdale Port of Spain Piarco Intl
Multiple Airlines Logo
5:00 am - 5:24 pmSLU  Castries George F. L. Charle-ATL Atlanta Hartsfield-Jackson
13h 24m2 stops Port of Spain Piarco Intl Fort Lauderdale
$1,242Multiple Airlines
Useful Info

Key details for Atlanta to Castries flights

Cheapest flight

$422
One-way flight from Atlanta to Castries

When to book flights from Atlanta to Castries

Are your dates flexible? Find out the best times to travel from Atlanta to Castries based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Atlanta to Castries flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Atlanta to Castries?

    Only Economy Class is available on flights from Atlanta to Castries.

  • How long is a flight from Atlanta to Castries?

    A nonstop flight from Atlanta to Castries takes 00m, covering 1,996 miles.

  • Do I need a passport to fly from Atlanta to Castries?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Atlanta to Castries changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $899 to $5,132. That means the highest observed fare was about 6x higher than the lowest one.

  • What car rental options are available at Castries George F. L. Charle Airport (SLU)?

    Castries George F. L. Charle Airport (SLU) hosts 5 major car rental companies, with daily rates averaging $59 for economy cars. Top options include:

    • Ace
    • Drive A Matic
    • Final Rentals
    • Sixt
    • FlexWays

  • Which airports can I use when flying from Atlanta to Castries?

    Flights from Atlanta to Castries usually depart from Atlanta Hartsfield-Jackson (ATL) and arrive at Castries George F. L. Charle (SLU).

  • Can I save money by using flexible dates for flights from Atlanta to Castries?

    Yes. Flexible dates can save you up to 9% on flights from Atlanta to Castries. Thursday is the cheapest departure day at $891 round-trip on average, while Sunday is the most expensive at $974, a difference of $83.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Your guide to booking Atlanta to Castries flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Sunday. On this route, Thursday flights average $891, about $83 less than Sunday fares (9% savings) based on the last 12 months.
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Castries George F. L. Charle Airport.

    • Stolen Time St. Lucia
    • Sandals Regency La Toc

More options for your flight from Atlanta to Castries

Complete your trip to Castries with a hotel stay or car rental

Car rentals in Castries
Hotels in Castries