Flights from Denver to Houston

Cheapest flights from Denver

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.

Thu, Jun 5 - Sat, Jun 14

DEN

Denver Intl.

IAH

George Bush Intercontinental

$229 Roundtrip, found 2 hours ago

$229

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Thu, Jun 5 from Denver Intl. to George Bush Intercontinental, returning Sat, Jun 14, priced at $229 found 2 hours ago

Sat, Jun 7 - Sat, Jun 14

DEN

Denver Intl.

IAH

George Bush Intercontinental

$233 Roundtrip, found 2 hours ago

$233

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Sat, Jun 7 from Denver Intl. to George Bush Intercontinental, returning Sat, Jun 14, priced at $233 found 2 hours ago

Thu, Jun 5 - Sun, Jun 15

DEN

Denver Intl.

IAH

George Bush Intercontinental

$239 Roundtrip, found 2 hours ago

$239

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Thu, Jun 5 from Denver Intl. to George Bush Intercontinental, returning Sun, Jun 15, priced at $239 found 2 hours ago

Sat, Jun 7 - Sun, Jun 15

DEN

Denver Intl.

IAH

George Bush Intercontinental

$243 Roundtrip, found 2 hours ago

$243

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Sat, Jun 7 from Denver Intl. to George Bush Intercontinental, returning Sun, Jun 15, priced at $243 found 2 hours ago

Fri, Jun 6 - Sat, Jun 14

DEN

Denver Intl.

IAH

George Bush Intercontinental

$244 Roundtrip, found 2 hours ago

$244

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Fri, Jun 6 from Denver Intl. to George Bush Intercontinental, returning Sat, Jun 14, priced at $244 found 2 hours ago

Fri, Jun 6 - Sun, Jun 15

DEN

Denver Intl.

IAH

George Bush Intercontinental

$254 Roundtrip, found 2 hours ago

$254

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Fri, Jun 6 from Denver Intl. to George Bush Intercontinental, returning Sun, Jun 15, priced at $254 found 2 hours ago

Sat, Jun 7 - Wed, Jun 11

DEN

Denver Intl.

IAH

George Bush Intercontinental

$258 Roundtrip, found 2 hours ago

$258

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Sat, Jun 7 from Denver Intl. to George Bush Intercontinental, returning Wed, Jun 11, priced at $258 found 2 hours ago

Thu, Jun 5 - Mon, Jun 9

DEN

Denver Intl.

IAH

George Bush Intercontinental

$260 Roundtrip, found 2 hours ago

$260

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Thu, Jun 5 from Denver Intl. to George Bush Intercontinental, returning Mon, Jun 9, priced at $260 found 2 hours ago

Sat, Jun 7 - Mon, Jun 9

DEN

Denver Intl.

IAH

George Bush Intercontinental

$264 Roundtrip, found 2 hours ago

$264

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Sat, Jun 7 from Denver Intl. to George Bush Intercontinental, returning Mon, Jun 9, priced at $264 found 2 hours ago

Fri, Jun 6 - Wed, Jun 11

DEN

Denver Intl.

IAH

George Bush Intercontinental

$268 Roundtrip, found 2 hours ago

$268

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Fri, Jun 6 from Denver Intl. to George Bush Intercontinental, returning Wed, Jun 11, priced at $268 found 2 hours ago

Thu, Jun 5 - Tue, Jun 10

DEN

Denver Intl.

IAH

George Bush Intercontinental

$274 Roundtrip, found 2 hours ago

$274

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Thu, Jun 5 from Denver Intl. to George Bush Intercontinental, returning Tue, Jun 10, priced at $274 found 2 hours ago

Fri, Jun 6 - Mon, Jun 9

DEN

Denver Intl.

IAH

George Bush Intercontinental

$275 Roundtrip, found 2 hours ago

$275

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Fri, Jun 6 from Denver Intl. to George Bush Intercontinental, returning Mon, Jun 9, priced at $275 found 2 hours ago

Thu, Jun 5 - Thu, Jun 12

DEN

Denver Intl.

IAH

George Bush Intercontinental

$285 Roundtrip, found 2 hours ago

$285

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Thu, Jun 5 from Denver Intl. to George Bush Intercontinental, returning Thu, Jun 12, priced at $285 found 2 hours ago

Thu, Jun 5 - Thu, Jun 12

DEN

Denver Intl.

IAH

George Bush Intercontinental

$299 Roundtrip, found 2 hours ago

$299

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Thu, Jun 5 from Denver Intl. to George Bush Intercontinental, returning Thu, Jun 12, priced at $299 found 2 hours ago

Mon, Jun 2 - Sat, Jun 14

DEN

Denver Intl.

IAH

George Bush Intercontinental

$308 Roundtrip, found 2 hours ago

$308

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Mon, Jun 2 from Denver Intl. to George Bush Intercontinental, returning Sat, Jun 14, priced at $308 found 2 hours ago

Mon, Jun 2 - Sun, Jun 15

DEN

Denver Intl.

IAH

George Bush Intercontinental

$318 Roundtrip, found 2 hours ago

$318

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Mon, Jun 2 from Denver Intl. to George Bush Intercontinental, returning Sun, Jun 15, priced at $318 found 2 hours ago

Thu, Jun 5 - Thu, Jun 12

DEN

Denver Intl.

IAH

George Bush Intercontinental

$324 Roundtrip, found 2 hours ago

$324

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Thu, Jun 5 from Denver Intl. to George Bush Intercontinental, returning Thu, Jun 12, priced at $324 found 2 hours ago

Thu, Jun 5 - Thu, Jun 12

DEN

Denver Intl.

IAH

George Bush Intercontinental

$597 Roundtrip, found 2 hours ago

$597

Roundtrip

found 2 hours ago

Select United flight, departing Thu, Jun 5 from Denver Intl. to George Bush Intercontinental, returning Thu, Jun 12, priced at $597 found 2 hours ago

Thu, Jun 5 - Thu, Jun 12

DEN

Denver Intl.

IAH

George Bush Intercontinental

$617 Roundtrip, found 2 hours ago

$617

Roundtrip

found 2 hours ago

Select Delta flight, departing Thu, Jun 5 from Denver Intl. to George Bush Intercontinental, returning Thu, Jun 12, priced at $617 found 2 hours ago

Thu, Jun 5 - Thu, Jun 12

DEN

Denver Intl.

IAH

George Bush Intercontinental

$617 Roundtrip, found 2 hours ago

$617

Roundtrip

found 2 hours ago

Select American Airlines flight, departing Thu, Jun 5 from Denver Intl. to George Bush Intercontinental, returning Thu, Jun 12, priced at $617 found 2 hours ago