$66 Cheap Frontier Airlines flights Houston (IAH) to Denver (DEN)

$66 Cheap Frontier Airlines flights Houston (IAH) to Denver (DEN)

Prices were available within the past 7 days and start at $66 for one-way flights and $128 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jul 15 - Tue, Jul 21

IAH

Houston

DEN

Denver

$128 Roundtrip, found 3 days ago

$128

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Wed, Jul 15 from Houston to Denver, returning Tue, Jul 21, priced at $128 found 3 days ago

Wed, Jul 15 - Thu, Jul 23

IAH

Houston

DEN

Denver

$133 Roundtrip, found 3 days ago

$133

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Wed, Jul 15 from Houston to Denver, returning Thu, Jul 23, priced at $133 found 3 days ago

Wed, Jul 15 - Fri, Jul 24

IAH

Houston

DEN

Denver

$138 Roundtrip, found 3 days ago

$138

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Wed, Jul 15 from Houston to Denver, returning Fri, Jul 24, priced at $138 found 3 days ago

Mon, Jul 13 - Tue, Jul 14

IAH

Houston

DEN

Denver

$139 Roundtrip, found 11 hours ago

$139

Roundtrip

found 11 hours ago

Select Frontier Airlines flight, departing Mon, Jul 13 from Houston to Denver, returning Tue, Jul 14, priced at $139 found 11 hours ago

Mon, Jul 20 - Fri, Jul 24

IAH

Houston

DEN

Denver

$143 Roundtrip, found 3 days ago

$143

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Mon, Jul 20 from Houston to Denver, returning Fri, Jul 24, priced at $143 found 3 days ago

Wed, Jul 15 - Fri, Jul 17

IAH

Houston

DEN

Denver

$146 Roundtrip, found 11 hours ago

$146

Roundtrip

found 11 hours ago

Select Frontier Airlines flight, departing Wed, Jul 15 from Houston to Denver, returning Fri, Jul 17, priced at $146 found 11 hours ago