Flights from Castle Rock

Cheapest flights from Castle Rock

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.

Wed, Dec 23 - Thu, Jan 7

PDX

Portland Intl.

SFO

San Francisco Intl.

$117 Roundtrip, found 4 days ago

$117

Roundtrip

found 4 days ago

Select Alaska Airlines flight, departing Wed, Dec 23 from Portland Intl. to San Francisco Intl., returning Thu, Jan 7, priced at $117 found 4 days ago

Thu, Dec 3 - Fri, Dec 4

SEA

Seattle - Tacoma Intl.

LAS

Harry Reid Intl.

$118 Roundtrip, found 5 days ago

$118

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Thu, Dec 3 from Seattle - Tacoma Intl. to Harry Reid Intl., returning Fri, Dec 4, priced at $118 found 5 days ago

Mon, Jan 11 - Mon, Jan 11

PDX

Portland Intl.

SAN

San Diego Intl.

$132 Roundtrip, found 5 days ago

$132

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Mon, Jan 11 from Portland Intl. to San Diego Intl., returning Mon, Jan 11, priced at $132 found 5 days ago

Wed, Feb 17 - Wed, Feb 24

SEA

Seattle - Tacoma Intl.

SAN

San Diego Intl.

$137 Roundtrip, found 6 days ago

$137

Roundtrip

found 6 days ago

Select Delta flight, departing Wed, Feb 17 from Seattle - Tacoma Intl. to San Diego Intl., returning Wed, Feb 24, priced at $137 found 6 days ago

Mon, Nov 23 - Fri, Nov 27

SEA

Seattle - Tacoma Intl.

SFO

San Francisco Intl.

$137 Roundtrip, found 5 days ago

$137

Roundtrip

found 5 days ago

Select Delta flight, departing Mon, Nov 23 from Seattle - Tacoma Intl. to San Francisco Intl., returning Fri, Nov 27, priced at $137 found 5 days ago

Sat, Dec 26 - Wed, Dec 30

PDX

Portland Intl.

LAX

Los Angeles Intl.

$188 Roundtrip, found 2 days ago

$188

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, Dec 26 from Portland Intl. to Los Angeles Intl., returning Wed, Dec 30, priced at $188 found 2 days ago

Tue, Jan 5 - Sat, Jan 16

SEA

Seattle - Tacoma Intl.

LAX

Los Angeles Intl.

$198 Roundtrip, found 3 days ago

$198

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Tue, Jan 5 from Seattle - Tacoma Intl. to Los Angeles Intl., returning Sat, Jan 16, priced at $198 found 3 days ago

Tue, Mar 2 - Sat, Mar 6

PDX

Portland Intl.

LAS

Harry Reid Intl.

$204 Roundtrip, found 5 days ago

$204

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Tue, Mar 2 from Portland Intl. to Harry Reid Intl., returning Sat, Mar 6, priced at $204 found 5 days ago

Mon, Feb 22 - Thu, Feb 25

SEA

Seattle - Tacoma Intl.

PHX

Sky Harbor Intl.

$208 Roundtrip, found 2 days ago

$208

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Feb 22 from Seattle - Tacoma Intl. to Sky Harbor Intl., returning Thu, Feb 25, priced at $208 found 2 days ago

Tue, Jan 12 - Wed, Jan 13

PDX

Portland Intl.

DEN

Denver Intl.

$219 Roundtrip, found 5 days ago

$219

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Tue, Jan 12 from Portland Intl. to Denver Intl., returning Wed, Jan 13, priced at $219 found 5 days ago

Wed, Dec 9 - Wed, Dec 30

PAE

Seattle Paine Field Intl. Airport

LAX

Los Angeles Intl.

$227 Roundtrip, found 3 days ago

$227

Roundtrip

found 3 days ago

Select Alaska Airlines flight, departing Wed, Dec 9 from Seattle Paine Field Intl. Airport to Los Angeles Intl., returning Wed, Dec 30, priced at $227 found 3 days ago

Wed, Nov 18 - Tue, Nov 24

SEA

Seattle - Tacoma Intl.

DEN

Denver Intl.

$230 Roundtrip, found 4 days ago

$230

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Wed, Nov 18 from Seattle - Tacoma Intl. to Denver Intl., returning Tue, Nov 24, priced at $230 found 4 days ago

Thu, Dec 31 - Wed, Jan 27

PDX

Portland Intl.

PHX

Sky Harbor Intl.

$232 Roundtrip, found 2 days ago

$232

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Thu, Dec 31 from Portland Intl. to Sky Harbor Intl., returning Wed, Jan 27, priced at $232 found 2 days ago

Thu, Dec 24 - Mon, Jan 4

PAE

Seattle Paine Field Intl. Airport

PHX

Sky Harbor Intl.

$237 Roundtrip, found 4 days ago

$237

Roundtrip

found 4 days ago

Select Alaska Airlines flight, departing Thu, Dec 24 from Seattle Paine Field Intl. Airport to Sky Harbor Intl., returning Mon, Jan 4, priced at $237 found 4 days ago

Sun, Jan 3 - Thu, Jan 21

PAE

Seattle Paine Field Intl. Airport

LAS

Harry Reid Intl.

$237 Roundtrip, found 4 days ago

$237

Roundtrip

found 4 days ago

Select Alaska Airlines flight, departing Sun, Jan 3 from Seattle Paine Field Intl. Airport to Harry Reid Intl., returning Thu, Jan 21, priced at $237 found 4 days ago

Tue, Feb 9 - Tue, Feb 16

PDX

Portland Intl.

DFW

Dallas-Fort Worth Intl.

$280 Roundtrip, found 1 day ago

$280

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Feb 9 from Portland Intl. to Dallas-Fort Worth Intl., returning Tue, Feb 16, priced at $280 found 1 day ago

Sat, Jan 9 - Wed, Jan 13

SEA

Seattle - Tacoma Intl.

DFW

Dallas-Fort Worth Intl.

$280 Roundtrip, found 2 days ago

$280

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, Jan 9 from Seattle - Tacoma Intl. to Dallas-Fort Worth Intl., returning Wed, Jan 13, priced at $280 found 2 days ago

Mon, Feb 1 - Sat, Feb 6

SEA

Seattle - Tacoma Intl.

MIA

Miami Intl.

$288 Roundtrip, found 2 days ago

$288

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Feb 1 from Seattle - Tacoma Intl. to Miami Intl., returning Sat, Feb 6, priced at $288 found 2 days ago

Wed, Dec 2 - Thu, Dec 3

SEA

Seattle - Tacoma Intl.

OGG

Kahului

$339 Roundtrip, found 6 days ago

$339

Roundtrip

found 6 days ago

Select United flight, departing Wed, Dec 2 from Seattle - Tacoma Intl. to Kahului, returning Thu, Dec 3, priced at $339 found 6 days ago

Tue, Feb 9 - Sat, Feb 13

PDX

Portland Intl.

DAL

Love Field

$359 Roundtrip, found 1 day ago

$359

Roundtrip

found 1 day ago

Select Southwest Airlines flight, departing Tue, Feb 9 from Portland Intl. to Love Field, returning Sat, Feb 13, priced at $359 found 1 day ago