Flights from Houston to Key Biscayne

Cheapest flights from Houston

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.

Sun, Jul 27 - Thu, Jul 31

IAH

George Bush Intercontinental

MIA

Miami Intl.

$98 Roundtrip, found 2 days ago

$98

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Jul 27 from George Bush Intercontinental to Miami Intl., returning Thu, Jul 31, priced at $98 found 2 days ago

Sun, May 18 - Thu, May 22

IAH

George Bush Intercontinental

MIA

Miami Intl.

$107 Roundtrip, found 1 day ago

$107

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, May 18 from George Bush Intercontinental to Miami Intl., returning Thu, May 22, priced at $107 found 1 day ago

Tue, May 20 - Tue, May 27

IAH

George Bush Intercontinental

FLL

Fort Lauderdale - Hollywood Intl.

$108 Roundtrip, found 3 days ago

$108

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Tue, May 20 from George Bush Intercontinental to Fort Lauderdale - Hollywood Intl., returning Tue, May 27, priced at $108 found 3 days ago

Sat, Nov 1 - Tue, Nov 4

IAH

George Bush Intercontinental

MIA

Miami Intl.

$108 Roundtrip, found 13 hours ago

$108

Roundtrip

found 13 hours ago

Select Spirit Airlines flight, departing Sat, Nov 1 from George Bush Intercontinental to Miami Intl., returning Tue, Nov 4, priced at $108 found 13 hours ago

Mon, May 19 - Tue, May 27

IAH

George Bush Intercontinental

FLL

Fort Lauderdale - Hollywood Intl.

$112 Roundtrip, found 3 days ago

$112

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Mon, May 19 from George Bush Intercontinental to Fort Lauderdale - Hollywood Intl., returning Tue, May 27, priced at $112 found 3 days ago

Tue, May 13 - Tue, May 20

IAH

George Bush Intercontinental

MIA

Miami Intl.

$113 Roundtrip, found 1 day ago

$113

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Tue, May 13 from George Bush Intercontinental to Miami Intl., returning Tue, May 20, priced at $113 found 1 day ago

Sat, May 17 - Tue, May 20

IAH

George Bush Intercontinental

MIA

Miami Intl.

$115 Roundtrip, found 1 day ago

$115

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Sat, May 17 from George Bush Intercontinental to Miami Intl., returning Tue, May 20, priced at $115 found 1 day ago

Mon, May 19 - Thu, May 29

IAH

George Bush Intercontinental

FLL

Fort Lauderdale - Hollywood Intl.

$116 Roundtrip, found 3 days ago

$116

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Mon, May 19 from George Bush Intercontinental to Fort Lauderdale - Hollywood Intl., returning Thu, May 29, priced at $116 found 3 days ago

Sun, May 18 - Sun, May 25

IAH

George Bush Intercontinental

MIA

Miami Intl.

$117 Roundtrip, found 1 day ago

$117

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, May 18 from George Bush Intercontinental to Miami Intl., returning Sun, May 25, priced at $117 found 1 day ago

Thu, Jul 24 - Thu, Jul 31

IAH

George Bush Intercontinental

MIA

Miami Intl.

$118 Roundtrip, found 2 days ago

$118

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Thu, Jul 24 from George Bush Intercontinental to Miami Intl., returning Thu, Jul 31, priced at $118 found 2 days ago

Thu, May 15 - Thu, May 22

IAH

George Bush Intercontinental

MIA

Miami Intl.

$123 Roundtrip, found 1 day ago

$123

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, May 15 from George Bush Intercontinental to Miami Intl., returning Thu, May 22, priced at $123 found 1 day ago

Sat, May 17 - Thu, May 22

IAH

George Bush Intercontinental

MIA

Miami Intl.

$125 Roundtrip, found 1 day ago

$125

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Sat, May 17 from George Bush Intercontinental to Miami Intl., returning Thu, May 22, priced at $125 found 1 day ago

Thu, Jul 24 - Thu, Jul 31

IAH

George Bush Intercontinental

MIA

Miami Intl.

$128 Roundtrip, found 2 days ago

$128

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Jul 24 from George Bush Intercontinental to Miami Intl., returning Thu, Jul 31, priced at $128 found 2 days ago

Tue, May 13 - Sat, May 17

IAH

George Bush Intercontinental

MIA

Miami Intl.

$130 Roundtrip, found 1 day ago

$130

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Tue, May 13 from George Bush Intercontinental to Miami Intl., returning Sat, May 17, priced at $130 found 1 day ago

Thu, May 15 - Fri, May 16

IAH

George Bush Intercontinental

MIA

Miami Intl.

$132 Roundtrip, found 1 day ago

$132

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, May 15 from George Bush Intercontinental to Miami Intl., returning Fri, May 16, priced at $132 found 1 day ago

Wed, Jul 16 - Thu, Jul 24

IAH

George Bush Intercontinental

MIA

Miami Intl.

$197 Roundtrip, found 22 hours ago

$197

Roundtrip

found 22 hours ago

Select Delta flight, departing Wed, Jul 16 from George Bush Intercontinental to Miami Intl., returning Thu, Jul 24, priced at $197 found 22 hours ago

Sat, Jul 26 - Sat, Aug 2

IAH

George Bush Intercontinental

MIA

Miami Intl.

$197 Roundtrip, found 2 days ago

$197

Roundtrip

found 2 days ago

Select United flight, departing Sat, Jul 26 from George Bush Intercontinental to Miami Intl., returning Sat, Aug 2, priced at $197 found 2 days ago

Sat, Jul 26 - Sat, Aug 2

IAH

George Bush Intercontinental

MIA

Miami Intl.

$197 Roundtrip, found 2 days ago

$197

Roundtrip

found 2 days ago

Select American Airlines flight, departing Sat, Jul 26 from George Bush Intercontinental to Miami Intl., returning Sat, Aug 2, priced at $197 found 2 days ago

Sat, Jul 26 - Sat, Aug 2

HOU

William P. Hobby

MIA

Miami Intl.

$217 Roundtrip, found 2 days ago

$217

Roundtrip

found 2 days ago

Select Delta flight, departing Sat, Jul 26 from William P. Hobby to Miami Intl., returning Sat, Aug 2, priced at $217 found 2 days ago

Sat, May 3 - Mon, May 5

HOU

William P. Hobby

FLL

Fort Lauderdale - Hollywood Intl.

$392 Roundtrip, found 5 days ago

$392

Roundtrip

found 5 days ago

Select American Airlines flight, departing Sat, May 3 from William P. Hobby to Fort Lauderdale - Hollywood Intl., returning Mon, May 5, priced at $392 found 5 days ago