Flights from Houston to Cow Key

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.

Sat, Jun 21 - Tue, Jun 24

IAH

George Bush Intercontinental

MIA

Miami Intl.

$113 Roundtrip, found 8 hours ago

$113

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Sat, Jun 21 from George Bush Intercontinental to Miami Intl., returning Tue, Jun 24, priced at $113 found 8 hours ago

Sun, Jun 22 - Thu, Jun 26

IAH

George Bush Intercontinental

MIA

Miami Intl.

$127 Roundtrip, found 2 days ago

$127

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Jun 22 from George Bush Intercontinental to Miami Intl., returning Thu, Jun 26, priced at $127 found 2 days ago

Sun, Jul 20 - Fri, Jul 25

IAH

George Bush Intercontinental

MIA

Miami Intl.

$128 Roundtrip, found 8 hours ago

$128

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Sun, Jul 20 from George Bush Intercontinental to Miami Intl., returning Fri, Jul 25, priced at $128 found 8 hours ago

Mon, Jun 23 - Thu, Jun 26

IAH

George Bush Intercontinental

MIA

Miami Intl.

$133 Roundtrip, found 8 hours ago

$133

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Mon, Jun 23 from George Bush Intercontinental to Miami Intl., returning Thu, Jun 26, priced at $133 found 8 hours ago

Sat, Jul 26 - Sat, Jul 26

IAH

George Bush Intercontinental

MIA

Miami Intl.

$138 Roundtrip, found 8 hours ago

$138

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Sat, Jul 26 from George Bush Intercontinental to Miami Intl., returning Sat, Jul 26, priced at $138 found 8 hours ago

Thu, Jun 19 - Thu, Jun 26

IAH

George Bush Intercontinental

MIA

Miami Intl.

$142 Roundtrip, found 2 days ago

$142

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Jun 19 from George Bush Intercontinental to Miami Intl., returning Thu, Jun 26, priced at $142 found 2 days ago

Sat, Jun 21 - Thu, Jul 31

IAH

George Bush Intercontinental

MIA

Miami Intl.

$142 Roundtrip, found 8 hours ago

$142

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Sat, Jun 21 from George Bush Intercontinental to Miami Intl., returning Thu, Jul 31, priced at $142 found 8 hours ago

Thu, Jul 24 - Fri, Jul 25

IAH

George Bush Intercontinental

MIA

Miami Intl.

$143 Roundtrip, found 8 hours ago

$143

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Thu, Jul 24 from George Bush Intercontinental to Miami Intl., returning Fri, Jul 25, priced at $143 found 8 hours ago

Mon, Jun 23 - Thu, Jun 26

IAH

George Bush Intercontinental

MIA

Miami Intl.

$144 Roundtrip, found 8 hours ago

$144

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Mon, Jun 23 from George Bush Intercontinental to Miami Intl., returning Thu, Jun 26, priced at $144 found 8 hours ago

Mon, Sep 22 - Fri, Oct 3

IAH

George Bush Intercontinental

MIA

Miami Intl.

$147 Roundtrip, found 1 day ago

$147

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Sep 22 from George Bush Intercontinental to Miami Intl., returning Fri, Oct 3, priced at $147 found 1 day ago

Sat, Jun 21 - Sat, Jun 28

IAH

George Bush Intercontinental

MIA

Miami Intl.

$148 Roundtrip, found 2 days ago

$148

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Sat, Jun 21 from George Bush Intercontinental to Miami Intl., returning Sat, Jun 28, priced at $148 found 2 days ago

Thu, Jun 19 - Thu, Jul 31

IAH

George Bush Intercontinental

MIA

Miami Intl.

$151 Roundtrip, found 8 hours ago

$151

Roundtrip

found 8 hours ago

Select Frontier Airlines flight, departing Thu, Jun 19 from George Bush Intercontinental to Miami Intl., returning Thu, Jul 31, priced at $151 found 8 hours ago

Sun, Jun 15 - Thu, Jun 19

IAH

George Bush Intercontinental

MIA

Miami Intl.

$153 Roundtrip, found 1 day ago

$153

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Jun 15 from George Bush Intercontinental to Miami Intl., returning Thu, Jun 19, priced at $153 found 1 day ago

Mon, Jun 23 - Thu, Jun 26

IAH

George Bush Intercontinental

MIA

Miami Intl.

$155 Roundtrip, found 8 hours ago

$155

Roundtrip

found 8 hours ago

Select American Airlines flight, departing Mon, Jun 23 from George Bush Intercontinental to Miami Intl., returning Thu, Jun 26, priced at $155 found 8 hours ago

Tue, Jun 24 - Fri, Aug 1

IAH

George Bush Intercontinental

MIA

Miami Intl.

$158 Roundtrip, found 8 hours ago

$158

Roundtrip

found 8 hours ago

Select Spirit Airlines flight, departing Tue, Jun 24 from George Bush Intercontinental to Miami Intl., returning Fri, Aug 1, priced at $158 found 8 hours ago

Wed, Jul 23 - Sun, Jul 27

IAH

George Bush Intercontinental

MIA

Miami Intl.

$187 Roundtrip, found 8 hours ago

$187

Roundtrip

found 8 hours ago

Select United flight, departing Wed, Jul 23 from George Bush Intercontinental to Miami Intl., returning Sun, Jul 27, priced at $187 found 8 hours ago

Mon, Jun 23 - Thu, Jun 26

IAH

George Bush Intercontinental

MIA

Miami Intl.

$191 Roundtrip, found 8 hours ago

$191

Roundtrip

found 8 hours ago

Select American Airlines flight, departing Mon, Jun 23 from George Bush Intercontinental to Miami Intl., returning Thu, Jun 26, priced at $191 found 8 hours ago

Tue, Jun 24 - Wed, Jun 25

IAH

George Bush Intercontinental

EYW

Key West Intl.

$237 Roundtrip, found 8 hours ago

$237

Roundtrip

found 8 hours ago

Select Delta flight, departing Tue, Jun 24 from George Bush Intercontinental to Key West Intl., returning Wed, Jun 25, priced at $237 found 8 hours ago

Sat, Jun 21 - Tue, Jun 24

HOU

William P. Hobby

MIA

Miami Intl.

$254 Roundtrip, found 8 hours ago

$254

Roundtrip

found 8 hours ago

Select Delta flight, departing Sat, Jun 21 from William P. Hobby to Miami Intl., returning Tue, Jun 24, priced at $254 found 8 hours ago

Sat, Jun 21 - Tue, Jun 24

HOU

William P. Hobby

EYW

Key West Intl.

$539 Roundtrip, found 8 hours ago

$539

Roundtrip

found 8 hours ago

Select American Airlines flight, departing Sat, Jun 21 from William P. Hobby to Key West Intl., returning Tue, Jun 24, priced at $539 found 8 hours ago