Flights from Houston to Islamorada

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, Jun 24 - Tue, Jul 1

IAH

George Bush Intercontinental

MIA

Miami Intl.

$133 Roundtrip, found 5 hours ago

$133

Roundtrip

found 5 hours ago

Select Spirit Airlines flight, departing Tue, Jun 24 from George Bush Intercontinental to Miami Intl., returning Tue, Jul 1, priced at $133 found 5 hours ago

Tue, Jun 17 - Sat, Jun 28

IAH

George Bush Intercontinental

MIA

Miami Intl.

$143 Roundtrip, found 3 days ago

$143

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Tue, Jun 17 from George Bush Intercontinental to Miami Intl., returning Sat, Jun 28, priced at $143 found 3 days ago

Sun, Jun 22 - Fri, Jun 27

IAH

George Bush Intercontinental

MIA

Miami Intl.

$148 Roundtrip, found 4 days ago

$148

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Sun, Jun 22 from George Bush Intercontinental to Miami Intl., returning Fri, Jun 27, priced at $148 found 4 days ago

Sat, Jun 21 - Tue, Jul 1

IAH

George Bush Intercontinental

MIA

Miami Intl.

$153 Roundtrip, found 5 hours ago

$153

Roundtrip

found 5 hours ago

Select Spirit Airlines flight, departing Sat, Jun 21 from George Bush Intercontinental to Miami Intl., returning Tue, Jul 1, priced at $153 found 5 hours ago

Thu, Jun 19 - Sat, Jun 28

IAH

George Bush Intercontinental

MIA

Miami Intl.

$158 Roundtrip, found 3 days ago

$158

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Thu, Jun 19 from George Bush Intercontinental to Miami Intl., returning Sat, Jun 28, priced at $158 found 3 days ago

Fri, Jun 20 - Sat, Jun 21

IAH

George Bush Intercontinental

MIA

Miami Intl.

$163 Roundtrip, found 3 days ago

$163

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Fri, Jun 20 from George Bush Intercontinental to Miami Intl., returning Sat, Jun 21, priced at $163 found 3 days ago

Sat, Jun 21 - Wed, Jun 25

IAH

George Bush Intercontinental

MIA

Miami Intl.

$168 Roundtrip, found 5 hours ago

$168

Roundtrip

found 5 hours ago

Select Spirit Airlines flight, departing Sat, Jun 21 from George Bush Intercontinental to Miami Intl., returning Wed, Jun 25, priced at $168 found 5 hours ago

Tue, Jun 17 - Thu, Jun 19

IAH

George Bush Intercontinental

MIA

Miami Intl.

$173 Roundtrip, found 3 days ago

$173

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Tue, Jun 17 from George Bush Intercontinental to Miami Intl., returning Thu, Jun 19, priced at $173 found 3 days ago

Fri, Jun 20 - Sun, Jun 22

IAH

George Bush Intercontinental

MIA

Miami Intl.

$178 Roundtrip, found 3 days ago

$178

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Fri, Jun 20 from George Bush Intercontinental to Miami Intl., returning Sun, Jun 22, priced at $178 found 3 days ago

Sun, Jun 22 - Fri, Jun 27

IAH

George Bush Intercontinental

MIA

Miami Intl.

$179 Roundtrip, found 4 days ago

$179

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sun, Jun 22 from George Bush Intercontinental to Miami Intl., returning Fri, Jun 27, priced at $179 found 4 days ago

Tue, Jun 17 - Mon, Jun 30

IAH

George Bush Intercontinental

MIA

Miami Intl.

$186 Roundtrip, found 3 days ago

$186

Roundtrip

found 3 days ago

Select Spirit Airlines flight, departing Tue, Jun 17 from George Bush Intercontinental to Miami Intl., returning Mon, Jun 30, priced at $186 found 3 days ago

Sat, Jun 21 - Sun, Jun 29

IAH

George Bush Intercontinental

MIA

Miami Intl.

$188 Roundtrip, found 5 hours ago

$188

Roundtrip

found 5 hours ago

Select Spirit Airlines flight, departing Sat, Jun 21 from George Bush Intercontinental to Miami Intl., returning Sun, Jun 29, priced at $188 found 5 hours ago

Tue, Jun 24 - Mon, Jun 30

IAH

George Bush Intercontinental

MIA

Miami Intl.

$191 Roundtrip, found 5 hours ago

$191

Roundtrip

found 5 hours ago

Select Spirit Airlines flight, departing Tue, Jun 24 from George Bush Intercontinental to Miami Intl., returning Mon, Jun 30, priced at $191 found 5 hours ago

Mon, Jun 16 - Wed, Jul 9

IAH

George Bush Intercontinental

MIA

Miami Intl.

$201 Roundtrip, found 1 day ago

$201

Roundtrip

found 1 day ago

Select Spirit Airlines flight, departing Mon, Jun 16 from George Bush Intercontinental to Miami Intl., returning Wed, Jul 9, priced at $201 found 1 day ago

Sun, Jun 22 - Fri, Jun 27

IAH

George Bush Intercontinental

MIA

Miami Intl.

$205 Roundtrip, found 4 days ago

$205

Roundtrip

found 4 days ago

Select Spirit Airlines flight, departing Sun, Jun 22 from George Bush Intercontinental to Miami Intl., returning Fri, Jun 27, priced at $205 found 4 days ago

Tue, Jun 24 - Wed, Jul 2

IAH

George Bush Intercontinental

EYW

Key West Intl.

$218 Roundtrip, found 6 days ago

$218

Roundtrip

found 6 days ago

Select Delta flight, departing Tue, Jun 24 from George Bush Intercontinental to Key West Intl., returning Wed, Jul 2, priced at $218 found 6 days ago

Sun, Jun 15 - Thu, Jul 17

IAH

George Bush Intercontinental

MIA

Miami Intl.

$226 Roundtrip, found 1 day ago

$226

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Jun 15 from George Bush Intercontinental to Miami Intl., returning Thu, Jul 17, priced at $226 found 1 day ago

Sat, Feb 21 - Tue, Feb 24

IAH

George Bush Intercontinental

EYW

Key West Intl.

$248 Roundtrip, found 2 days ago

$248

Roundtrip

found 2 days ago

Select American Airlines flight, departing Sat, Feb 21 from George Bush Intercontinental to Key West Intl., returning Tue, Feb 24, priced at $248 found 2 days ago

Sat, Feb 21 - Tue, Feb 24

IAH

George Bush Intercontinental

EYW

Key West Intl.

$296 Roundtrip, found 2 days ago

$296

Roundtrip

found 2 days ago

Select United flight, departing Sat, Feb 21 from George Bush Intercontinental to Key West Intl., returning Tue, Feb 24, priced at $296 found 2 days ago

Fri, Jun 20 - Sat, Jun 21

HOU

William P. Hobby

MIA

Miami Intl.

$335 Roundtrip, found 3 days ago

$335

Roundtrip

found 3 days ago

Select American Airlines flight, departing Fri, Jun 20 from William P. Hobby to Miami Intl., returning Sat, Jun 21, priced at $335 found 3 days ago