Flights from Houston to Florida Keys

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.

Tue, Aug 19 - Wed, Sep 3

IAH

George Bush Intercontinental

MIA

Miami Intl.

$118 Roundtrip, found 2 days ago

$118

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Tue, Aug 19 from George Bush Intercontinental to Miami Intl., returning Wed, Sep 3, priced at $118 found 2 days ago

Fri, Aug 22 - Wed, Sep 3

IAH

George Bush Intercontinental

MIA

Miami Intl.

$133 Roundtrip, found 2 days ago

$133

Roundtrip

found 2 days ago

Select Spirit Airlines flight, departing Fri, Aug 22 from George Bush Intercontinental to Miami Intl., returning Wed, Sep 3, priced at $133 found 2 days ago

Thu, Jul 31 - Thu, Aug 7

IAH

George Bush Intercontinental

MIA

Miami Intl.

$140 Roundtrip, found 5 hours ago

$140

Roundtrip

found 5 hours ago

Select Frontier Airlines flight, departing Thu, Jul 31 from George Bush Intercontinental to Miami Intl., returning Thu, Aug 7, priced at $140 found 5 hours ago

Thu, Aug 21 - Thu, Aug 28

IAH

George Bush Intercontinental

MIA

Miami Intl.

$144 Roundtrip, found 2 days ago

$144

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Aug 21 from George Bush Intercontinental to Miami Intl., returning Thu, Aug 28, priced at $144 found 2 days ago

Sun, Aug 24 - Thu, Aug 28

IAH

George Bush Intercontinental

MIA

Miami Intl.

$145 Roundtrip, found 2 days ago

$145

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Aug 24 from George Bush Intercontinental to Miami Intl., returning Thu, Aug 28, priced at $145 found 2 days ago

Thu, Aug 21 - Sun, Aug 31

IAH

George Bush Intercontinental

MIA

Miami Intl.

$146 Roundtrip, found 2 days ago

$146

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Aug 21 from George Bush Intercontinental to Miami Intl., returning Sun, Aug 31, priced at $146 found 2 days ago

Sun, Aug 24 - Sun, Aug 31

IAH

George Bush Intercontinental

MIA

Miami Intl.

$147 Roundtrip, found 2 days ago

$147

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Aug 24 from George Bush Intercontinental to Miami Intl., returning Sun, Aug 31, priced at $147 found 2 days ago

Wed, Oct 15 - Fri, Oct 31

IAH

George Bush Intercontinental

MIA

Miami Intl.

$148 Roundtrip, found 6 days ago

$148

Roundtrip

found 6 days ago

Select Spirit Airlines flight, departing Wed, Oct 15 from George Bush Intercontinental to Miami Intl., returning Fri, Oct 31, priced at $148 found 6 days ago

Tue, Aug 5 - Tue, Aug 12

IAH

George Bush Intercontinental

MIA

Miami Intl.

$163 Roundtrip, found 5 hours ago

$163

Roundtrip

found 5 hours ago

Select Spirit Airlines flight, departing Tue, Aug 5 from George Bush Intercontinental to Miami Intl., returning Tue, Aug 12, priced at $163 found 5 hours ago

Thu, Jul 31 - Sun, Aug 10

IAH

George Bush Intercontinental

MIA

Miami Intl.

$164 Roundtrip, found 5 hours ago

$164

Roundtrip

found 5 hours ago

Select Frontier Airlines flight, departing Thu, Jul 31 from George Bush Intercontinental to Miami Intl., returning Sun, Aug 10, priced at $164 found 5 hours ago

Fri, Aug 22 - Sun, Aug 31

IAH

George Bush Intercontinental

MIA

Miami Intl.

$165 Roundtrip, found 1 day ago

$165

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Aug 22 from George Bush Intercontinental to Miami Intl., returning Sun, Aug 31, priced at $165 found 1 day ago

Thu, Jul 31 - Tue, Aug 12

IAH

George Bush Intercontinental

MIA

Miami Intl.

$174 Roundtrip, found 5 hours ago

$174

Roundtrip

found 5 hours ago

Select Frontier Airlines flight, departing Thu, Jul 31 from George Bush Intercontinental to Miami Intl., returning Tue, Aug 12, priced at $174 found 5 hours ago

Thu, Aug 21 - Mon, Sep 1

IAH

George Bush Intercontinental

MIA

Miami Intl.

$178 Roundtrip, found 2 days ago

$178

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Aug 21 from George Bush Intercontinental to Miami Intl., returning Mon, Sep 1, priced at $178 found 2 days ago

Sun, Aug 24 - Mon, Sep 1

IAH

George Bush Intercontinental

MIA

Miami Intl.

$179 Roundtrip, found 2 days ago

$179

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Aug 24 from George Bush Intercontinental to Miami Intl., returning Mon, Sep 1, priced at $179 found 2 days ago

Fri, Aug 22 - Sun, Aug 31

IAH

George Bush Intercontinental

MIA

Miami Intl.

$180 Roundtrip, found 1 day ago

$180

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Aug 22 from George Bush Intercontinental to Miami Intl., returning Sun, Aug 31, priced at $180 found 1 day ago

Fri, Aug 22 - Sun, Aug 31

IAH

George Bush Intercontinental

MIA

Miami Intl.

$183 Roundtrip, found 1 day ago

$183

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Fri, Aug 22 from George Bush Intercontinental to Miami Intl., returning Sun, Aug 31, priced at $183 found 1 day ago

Tue, Aug 5 - Sat, Aug 9

IAH

George Bush Intercontinental

MIA

Miami Intl.

$197 Roundtrip, found 5 hours ago

$197

Roundtrip

found 5 hours ago

Select Delta flight, departing Tue, Aug 5 from George Bush Intercontinental to Miami Intl., returning Sat, Aug 9, priced at $197 found 5 hours ago

Wed, Aug 6 - Wed, Aug 6

IAH

George Bush Intercontinental

MIA

Miami Intl.

$247 Roundtrip, found 5 hours ago

$247

Roundtrip

found 5 hours ago

Select American Airlines flight, departing Wed, Aug 6 from George Bush Intercontinental to Miami Intl., returning Wed, Aug 6, priced at $247 found 5 hours ago

Fri, Aug 22 - Sun, Aug 31

IAH

George Bush Intercontinental

MIA

Miami Intl.

$258 Roundtrip, found 1 day ago

$258

Roundtrip

found 1 day ago

Select United flight, departing Fri, Aug 22 from George Bush Intercontinental to Miami Intl., returning Sun, Aug 31, priced at $258 found 1 day ago

Fri, Aug 22 - Sun, Aug 31

HOU

William P. Hobby

MIA

Miami Intl.

$339 Roundtrip, found 1 day ago

$339

Roundtrip

found 1 day ago

Select Delta flight, departing Fri, Aug 22 from William P. Hobby to Miami Intl., returning Sun, Aug 31, priced at $339 found 1 day ago