Flights from Houston to Austin

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, Oct 14 - Thu, Oct 16

IAH

George Bush Intercontinental

CVG

Cincinnati - Northern Kentucky Intl.

$181 Roundtrip, found 2 hours ago

$181

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Tue, Oct 14 from George Bush Intercontinental to Cincinnati - Northern Kentucky Intl., returning Thu, Oct 16, priced at $181 found 2 hours ago

Thu, Oct 16 - Sun, Oct 19

IAH

George Bush Intercontinental

CVG

Cincinnati - Northern Kentucky Intl.

$186 Roundtrip, found 2 hours ago

$186

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Thu, Oct 16 from George Bush Intercontinental to Cincinnati - Northern Kentucky Intl., returning Sun, Oct 19, priced at $186 found 2 hours ago

Sun, Oct 12 - Thu, Oct 16

IAH

George Bush Intercontinental

CVG

Cincinnati - Northern Kentucky Intl.

$191 Roundtrip, found 2 hours ago

$191

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Sun, Oct 12 from George Bush Intercontinental to Cincinnati - Northern Kentucky Intl., returning Thu, Oct 16, priced at $191 found 2 hours ago

Thu, Oct 16 - Fri, Oct 17

IAH

George Bush Intercontinental

CVG

Cincinnati - Northern Kentucky Intl.

$196 Roundtrip, found 2 hours ago

$196

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Thu, Oct 16 from George Bush Intercontinental to Cincinnati - Northern Kentucky Intl., returning Fri, Oct 17, priced at $196 found 2 hours ago

Tue, Oct 14 - Sun, Oct 19

IAH

George Bush Intercontinental

CVG

Cincinnati - Northern Kentucky Intl.

$214 Roundtrip, found 2 hours ago

$214

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Tue, Oct 14 from George Bush Intercontinental to Cincinnati - Northern Kentucky Intl., returning Sun, Oct 19, priced at $214 found 2 hours ago

Mon, Jul 21 - Thu, Jul 31

IAH

George Bush Intercontinental

SDF

Louisville Intl.

$222 Roundtrip, found 19 hours ago

$222

Roundtrip

found 19 hours ago

Select Spirit Airlines flight, departing Mon, Jul 21 from George Bush Intercontinental to Louisville Intl., returning Thu, Jul 31, priced at $222 found 19 hours ago

Sun, Oct 12 - Sun, Oct 19

IAH

George Bush Intercontinental

CVG

Cincinnati - Northern Kentucky Intl.

$224 Roundtrip, found 2 hours ago

$224

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Sun, Oct 12 from George Bush Intercontinental to Cincinnati - Northern Kentucky Intl., returning Sun, Oct 19, priced at $224 found 2 hours ago

Thu, Jul 24 - Thu, Jul 31

IAH

George Bush Intercontinental

SDF

Louisville Intl.

$225 Roundtrip, found 19 hours ago

$225

Roundtrip

found 19 hours ago

Select Spirit Airlines flight, departing Thu, Jul 24 from George Bush Intercontinental to Louisville Intl., returning Thu, Jul 31, priced at $225 found 19 hours ago

Thu, Jul 24 - Mon, Aug 4

IAH

George Bush Intercontinental

SDF

Louisville Intl.

$227 Roundtrip, found 19 hours ago

$227

Roundtrip

found 19 hours ago

Select Spirit Airlines flight, departing Thu, Jul 24 from George Bush Intercontinental to Louisville Intl., returning Mon, Aug 4, priced at $227 found 19 hours ago

Tue, Oct 14 - Sat, Oct 18

IAH

George Bush Intercontinental

CVG

Cincinnati - Northern Kentucky Intl.

$229 Roundtrip, found 2 hours ago

$229

Roundtrip

found 2 hours ago

Select Delta flight, departing Tue, Oct 14 from George Bush Intercontinental to Cincinnati - Northern Kentucky Intl., returning Sat, Oct 18, priced at $229 found 2 hours ago

Thu, Jul 24 - Tue, Jul 29

IAH

George Bush Intercontinental

SDF

Louisville Intl.

$231 Roundtrip, found 19 hours ago

$231

Roundtrip

found 19 hours ago

Select Spirit Airlines flight, departing Thu, Jul 24 from George Bush Intercontinental to Louisville Intl., returning Tue, Jul 29, priced at $231 found 19 hours ago

Tue, Jul 22 - Thu, Jul 31

IAH

George Bush Intercontinental

SDF

Louisville Intl.

$232 Roundtrip, found 19 hours ago

$232

Roundtrip

found 19 hours ago

Select Spirit Airlines flight, departing Tue, Jul 22 from George Bush Intercontinental to Louisville Intl., returning Thu, Jul 31, priced at $232 found 19 hours ago

Tue, Jul 22 - Mon, Aug 4

IAH

George Bush Intercontinental

SDF

Louisville Intl.

$234 Roundtrip, found 19 hours ago

$234

Roundtrip

found 19 hours ago

Select Spirit Airlines flight, departing Tue, Jul 22 from George Bush Intercontinental to Louisville Intl., returning Mon, Aug 4, priced at $234 found 19 hours ago

Thu, Jul 24 - Fri, Aug 1

IAH

George Bush Intercontinental

SDF

Louisville Intl.

$235 Roundtrip, found 19 hours ago

$235

Roundtrip

found 19 hours ago

Select Spirit Airlines flight, departing Thu, Jul 24 from George Bush Intercontinental to Louisville Intl., returning Fri, Aug 1, priced at $235 found 19 hours ago

Fri, Jul 25 - Mon, Aug 4

IAH

George Bush Intercontinental

SDF

Louisville Intl.

$237 Roundtrip, found 19 hours ago

$237

Roundtrip

found 19 hours ago

Select Spirit Airlines flight, departing Fri, Jul 25 from George Bush Intercontinental to Louisville Intl., returning Mon, Aug 4, priced at $237 found 19 hours ago

Tue, Jul 22 - Tue, Jul 29

IAH

George Bush Intercontinental

SDF

Louisville Intl.

$238 Roundtrip, found 19 hours ago

$238

Roundtrip

found 19 hours ago

Select Spirit Airlines flight, departing Tue, Jul 22 from George Bush Intercontinental to Louisville Intl., returning Tue, Jul 29, priced at $238 found 19 hours ago

Fri, Jul 25 - Tue, Jul 29

IAH

George Bush Intercontinental

SDF

Louisville Intl.

$241 Roundtrip, found 19 hours ago

$241

Roundtrip

found 19 hours ago

Select Spirit Airlines flight, departing Fri, Jul 25 from George Bush Intercontinental to Louisville Intl., returning Tue, Jul 29, priced at $241 found 19 hours ago

Tue, Jul 22 - Fri, Aug 1

IAH

George Bush Intercontinental

SDF

Louisville Intl.

$242 Roundtrip, found 19 hours ago

$242

Roundtrip

found 19 hours ago

Select Spirit Airlines flight, departing Tue, Jul 22 from George Bush Intercontinental to Louisville Intl., returning Fri, Aug 1, priced at $242 found 19 hours ago

Fri, Oct 17 - Sat, Oct 18

IAH

George Bush Intercontinental

CVG

Cincinnati - Northern Kentucky Intl.

$279 Roundtrip, found 2 hours ago

$279

Roundtrip

found 2 hours ago

Select United flight, departing Fri, Oct 17 from George Bush Intercontinental to Cincinnati - Northern Kentucky Intl., returning Sat, Oct 18, priced at $279 found 2 hours ago

Fri, Jul 25 - Sun, Jul 27

IAH

George Bush Intercontinental

SDF

Louisville Intl.

$359 Roundtrip, found 12 hours ago

$359

Roundtrip

found 12 hours ago

Select American Airlines flight, departing Fri, Jul 25 from George Bush Intercontinental to Louisville Intl., returning Sun, Jul 27, priced at $359 found 12 hours ago