Flights from Atlanta to Key Biscayne

Cheapest flights from Atlanta

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 11 - Mon, Sep 15

ATL

Hartsfield-Jackson Atlanta Intl.

MIA

Miami Intl.

$98 Roundtrip, found 1 hour ago

$98

Roundtrip

found 1 hour ago

Select Spirit Airlines flight, departing Thu, Sep 11 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Mon, Sep 15, priced at $98 found 1 hour ago

Sun, Aug 17 - Wed, Aug 20

ATL

Hartsfield-Jackson Atlanta Intl.

FLL

Fort Lauderdale - Hollywood Intl.

$102 Roundtrip, found 5 days ago

$102

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sun, Aug 17 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Wed, Aug 20, priced at $102 found 5 days ago

Fri, Aug 22 - Mon, Aug 25

ATL

Hartsfield-Jackson Atlanta Intl.

FLL

Fort Lauderdale - Hollywood Intl.

$104 Roundtrip, found 2 days ago

$104

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Aug 22 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Mon, Aug 25, priced at $104 found 2 days ago

Thu, Sep 4 - Fri, Sep 12

ATL

Hartsfield-Jackson Atlanta Intl.

MIA

Miami Intl.

$106 Roundtrip, found 4 days ago

$106

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Sep 4 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Fri, Sep 12, priced at $106 found 4 days ago

Fri, Aug 15 - Wed, Aug 20

ATL

Hartsfield-Jackson Atlanta Intl.

FLL

Fort Lauderdale - Hollywood Intl.

$107 Roundtrip, found 5 days ago

$107

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Fri, Aug 15 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Wed, Aug 20, priced at $107 found 5 days ago

Fri, Sep 5 - Thu, Sep 11

ATL

Hartsfield-Jackson Atlanta Intl.

MIA

Miami Intl.

$108 Roundtrip, found 2 hours ago

$108

Roundtrip

found 2 hours ago

Select Spirit Airlines flight, departing Fri, Sep 5 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Thu, Sep 11, priced at $108 found 2 hours ago

Thu, Aug 21 - Fri, Aug 22

ATL

Hartsfield-Jackson Atlanta Intl.

FLL

Fort Lauderdale - Hollywood Intl.

$109 Roundtrip, found 2 days ago

$109

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Aug 21 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Fri, Aug 22, priced at $109 found 2 days ago

Thu, Aug 21 - Tue, Aug 26

ATL

Hartsfield-Jackson Atlanta Intl.

FLL

Fort Lauderdale - Hollywood Intl.

$111 Roundtrip, found 2 days ago

$111

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Aug 21 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Tue, Aug 26, priced at $111 found 2 days ago

Sun, Aug 17 - Tue, Aug 26

ATL

Hartsfield-Jackson Atlanta Intl.

FLL

Fort Lauderdale - Hollywood Intl.

$112 Roundtrip, found 5 days ago

$112

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sun, Aug 17 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Tue, Aug 26, priced at $112 found 5 days ago

Sat, Sep 20 - Fri, Sep 26

ATL

Hartsfield-Jackson Atlanta Intl.

MIA

Miami Intl.

$116 Roundtrip, found 3 days ago

$116

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Sep 20 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Fri, Sep 26, priced at $116 found 3 days ago

Thu, Sep 4 - Sun, Sep 14

ATL

Hartsfield-Jackson Atlanta Intl.

MIA

Miami Intl.

$116 Roundtrip, found 4 days ago

$116

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Sep 4 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Sun, Sep 14, priced at $116 found 4 days ago

Fri, Aug 15 - Tue, Aug 26

ATL

Hartsfield-Jackson Atlanta Intl.

FLL

Fort Lauderdale - Hollywood Intl.

$117 Roundtrip, found 5 days ago

$117

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Fri, Aug 15 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Tue, Aug 26, priced at $117 found 5 days ago

Sat, Aug 16 - Wed, Aug 20

ATL

Hartsfield-Jackson Atlanta Intl.

FLL

Fort Lauderdale - Hollywood Intl.

$120 Roundtrip, found 5 days ago

$120

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Aug 16 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Wed, Aug 20, priced at $120 found 5 days ago

Sat, Aug 23 - Tue, Aug 26

ATL

Hartsfield-Jackson Atlanta Intl.

FLL

Fort Lauderdale - Hollywood Intl.

$122 Roundtrip, found 4 days ago

$122

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sat, Aug 23 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Tue, Aug 26, priced at $122 found 4 days ago

Sat, Sep 20 - Fri, Sep 26

ATL

Hartsfield-Jackson Atlanta Intl.

MIA

Miami Intl.

$123 Roundtrip, found 3 days ago

$123

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sat, Sep 20 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Fri, Sep 26, priced at $123 found 3 days ago

Thu, Oct 9 - Tue, Oct 21

ATL

Hartsfield-Jackson Atlanta Intl.

MIA

Miami Intl.

$124 Roundtrip, found 6 days ago

$124

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Oct 9 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Tue, Oct 21, priced at $124 found 6 days ago

Thu, Jan 22 - Thu, Jan 29

ATL

Hartsfield-Jackson Atlanta Intl.

FLL

Fort Lauderdale - Hollywood Intl.

$177 Roundtrip, found 1 day ago

$177

Roundtrip

found 1 day ago

Select JetBlue Airways flight, departing Thu, Jan 22 from Hartsfield-Jackson Atlanta Intl. to Fort Lauderdale - Hollywood Intl., returning Thu, Jan 29, priced at $177 found 1 day ago

Wed, Oct 29 - Tue, Nov 11

ATL

Hartsfield-Jackson Atlanta Intl.

MIA

Miami Intl.

$177 Roundtrip, found 1 hour ago

$177

Roundtrip

found 1 hour ago

Select Delta flight, departing Wed, Oct 29 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Tue, Nov 11, priced at $177 found 1 hour ago

Thu, Sep 11 - Mon, Sep 15

ATL

Hartsfield-Jackson Atlanta Intl.

MIA

Miami Intl.

$177 Roundtrip, found 1 hour ago

$177

Roundtrip

found 1 hour ago

Select American Airlines flight, departing Thu, Sep 11 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Mon, Sep 15, priced at $177 found 1 hour ago

Thu, Sep 11 - Mon, Sep 15

ATL

Hartsfield-Jackson Atlanta Intl.

MIA

Miami Intl.

$305 Roundtrip, found 1 hour ago

$305

Roundtrip

found 1 hour ago

Select United flight, departing Thu, Sep 11 from Hartsfield-Jackson Atlanta Intl. to Miami Intl., returning Mon, Sep 15, priced at $305 found 1 hour ago