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.

Tue, Oct 20 - Mon, Oct 26

SEA

Seattle - Tacoma Intl.

SFO

San Francisco Intl.

$157 Roundtrip, found 1 day ago

$157

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Tue, Oct 20 from Seattle - Tacoma Intl. to San Francisco Intl., returning Mon, Oct 26, priced at $157 found 1 day ago

Tue, Oct 27 - Wed, Nov 4

SEA

Seattle - Tacoma Intl.

SAN

San Diego Intl.

$157 Roundtrip, found 1 day ago

$157

Roundtrip

found 1 day ago

Select Southwest Airlines flight, departing Tue, Oct 27 from Seattle - Tacoma Intl. to San Diego Intl., returning Wed, Nov 4, priced at $157 found 1 day ago

Tue, Nov 10 - Tue, Nov 17

SEA

Seattle - Tacoma Intl.

LAX

Los Angeles Intl.

$168 Roundtrip, found 1 day ago

$168

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Nov 10 from Seattle - Tacoma Intl. to Los Angeles Intl., returning Tue, Nov 17, priced at $168 found 1 day ago

Sat, Oct 31 - Thu, Nov 5

SEA

Seattle - Tacoma Intl.

LAS

Harry Reid Intl.

$178 Roundtrip, found 14 hours ago

$178

Roundtrip

found 14 hours ago

Select Frontier Airlines flight, departing Sat, Oct 31 from Seattle - Tacoma Intl. to Harry Reid Intl., returning Thu, Nov 5, priced at $178 found 14 hours ago

Mon, Nov 16 - Thu, Dec 3

PDX

Portland Intl.

LAX

Los Angeles Intl.

$208 Roundtrip, found 5 hours ago

$208

Roundtrip

found 5 hours ago

Select Frontier Airlines flight, departing Mon, Nov 16 from Portland Intl. to Los Angeles Intl., returning Thu, Dec 3, priced at $208 found 5 hours ago

Mon, Dec 7 - Sat, Dec 12

PDX

Portland Intl.

LAS

Harry Reid Intl.

$223 Roundtrip, found 1 day ago

$223

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Mon, Dec 7 from Portland Intl. to Harry Reid Intl., returning Sat, Dec 12, priced at $223 found 1 day ago

Tue, Oct 27 - Mon, Nov 9

PAE

Seattle Paine Field Intl. Airport

SAN

San Diego Intl.

$227 Roundtrip, found 3 days ago

$227

Roundtrip

found 3 days ago

Select Alaska Airlines flight, departing Tue, Oct 27 from Seattle Paine Field Intl. Airport to San Diego Intl., returning Mon, Nov 9, priced at $227 found 3 days ago

Tue, Nov 10 - Tue, Nov 17

PAE

Seattle Paine Field Intl. Airport

LAX

Los Angeles Intl.

$227 Roundtrip, found 1 day ago

$227

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Tue, Nov 10 from Seattle Paine Field Intl. Airport to Los Angeles Intl., returning Tue, Nov 17, priced at $227 found 1 day ago

Tue, Dec 8 - Fri, Dec 11

PAE

Seattle Paine Field Intl. Airport

LAS

Harry Reid Intl.

$237 Roundtrip, found 3 days ago

$237

Roundtrip

found 3 days ago

Select Alaska Airlines flight, departing Tue, Dec 8 from Seattle Paine Field Intl. Airport to Harry Reid Intl., returning Fri, Dec 11, priced at $237 found 3 days ago

Mon, Nov 2 - Tue, Nov 3

PDX

Portland Intl.

PHX

Sky Harbor Intl.

$243 Roundtrip, found 7 hours ago

$243

Roundtrip

found 7 hours ago

Select Alaska Airlines flight, departing Mon, Nov 2 from Portland Intl. to Sky Harbor Intl., returning Tue, Nov 3, priced at $243 found 7 hours ago

Tue, Oct 20 - Sat, Oct 24

SEA

Seattle - Tacoma Intl.

DEN

Denver Intl.

$248 Roundtrip, found 3 days ago

$248

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Tue, Oct 20 from Seattle - Tacoma Intl. to Denver Intl., returning Sat, Oct 24, priced at $248 found 3 days ago

Fri, Oct 23 - Wed, Nov 11

SEA

Seattle - Tacoma Intl.

DFW

Dallas-Fort Worth Intl.

$248 Roundtrip, found 1 day ago

$248

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Oct 23 from Seattle - Tacoma Intl. to Dallas-Fort Worth Intl., returning Wed, Nov 11, priced at $248 found 1 day ago

Tue, Nov 3 - Wed, Nov 11

SEA

Seattle - Tacoma Intl.

PHX

Sky Harbor Intl.

$248 Roundtrip, found 15 hours ago

$248

Roundtrip

found 15 hours ago

Select Frontier Airlines flight, departing Tue, Nov 3 from Seattle - Tacoma Intl. to Sky Harbor Intl., returning Wed, Nov 11, priced at $248 found 15 hours ago

Sat, Oct 10 - Tue, Oct 20

PAE

Seattle Paine Field Intl. Airport

SFO

San Francisco Intl.

$255 Roundtrip, found 6 days ago

$255

Roundtrip

found 6 days ago

Select Alaska Airlines flight, departing Sat, Oct 10 from Seattle Paine Field Intl. Airport to San Francisco Intl., returning Tue, Oct 20, priced at $255 found 6 days ago

Sat, Oct 31 - Sat, Nov 14

PDX

Portland Intl.

DEN

Denver Intl.

$257 Roundtrip, found 3 days ago

$257

Roundtrip

found 3 days ago

Select Alaska Airlines flight, departing Sat, Oct 31 from Portland Intl. to Denver Intl., returning Sat, Nov 14, priced at $257 found 3 days ago

Mon, Dec 7 - Thu, Dec 10

PDX

Portland Intl.

MIA

Miami Intl.

$257 Roundtrip, found 3 days ago

$257

Roundtrip

found 3 days ago

Select Alaska Airlines flight, departing Mon, Dec 7 from Portland Intl. to Miami Intl., returning Thu, Dec 10, priced at $257 found 3 days ago

Thu, Oct 22 - Tue, Oct 27

PDX

Portland Intl.

DFW

Dallas-Fort Worth Intl.

$288 Roundtrip, found 6 days ago

$288

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Oct 22 from Portland Intl. to Dallas-Fort Worth Intl., returning Tue, Oct 27, priced at $288 found 6 days ago

Sun, Oct 25 - Wed, Nov 4

SEA

Seattle - Tacoma Intl.

OGG

Kahului

$310 Roundtrip, found 20 hours ago

$310

Roundtrip

found 20 hours ago

Select United flight, departing Sun, Oct 25 from Seattle - Tacoma Intl. to Kahului, returning Wed, Nov 4, priced at $310 found 20 hours ago

Tue, Oct 27 - Fri, Nov 13

SEA

Seattle - Tacoma Intl.

HNL

Daniel K. Inouye Intl.

$310 Roundtrip, found 20 hours ago

$310

Roundtrip

found 20 hours ago

Select United flight, departing Tue, Oct 27 from Seattle - Tacoma Intl. to Daniel K. Inouye Intl., returning Fri, Nov 13, priced at $310 found 20 hours ago

Sat, Oct 17 - Sun, Oct 25

PDX

Portland Intl.

CLD

McClellan-Palomar

$337 Roundtrip, found 17 hours ago

$337

Roundtrip

found 17 hours ago

Select American Airlines flight, departing Sat, Oct 17 from Portland Intl. to McClellan-Palomar, returning Sun, Oct 25, priced at $337 found 17 hours ago