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, Jan 5 - Sun, Jan 10

SEA

Seattle - Tacoma Intl.

LAS

Harry Reid Intl.

$138 Roundtrip, found 4 days ago

$138

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Tue, Jan 5 from Seattle - Tacoma Intl. to Harry Reid Intl., returning Sun, Jan 10, priced at $138 found 4 days ago

Mon, Dec 14 - Wed, Dec 16

PDX

Portland Intl.

SFO

San Francisco Intl.

$141 Roundtrip, found 1 day ago

$141

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Mon, Dec 14 from Portland Intl. to San Francisco Intl., returning Wed, Dec 16, priced at $141 found 1 day ago

Mon, Dec 7 - Fri, Dec 11

PDX

Portland Intl.

PHX

Sky Harbor Intl.

$166 Roundtrip, found 1 day ago

$166

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Dec 7 from Portland Intl. to Sky Harbor Intl., returning Fri, Dec 11, priced at $166 found 1 day ago

Mon, Jan 18 - Wed, Jan 27

PDX

Portland Intl.

MIA

Miami Intl.

$177 Roundtrip, found 2 days ago

$177

Roundtrip

found 2 days ago

Select Alaska Airlines flight, departing Mon, Jan 18 from Portland Intl. to Miami Intl., returning Wed, Jan 27, priced at $177 found 2 days ago

Fri, Nov 13 - Fri, Nov 20

SEA

Seattle - Tacoma Intl.

LAX

Los Angeles Intl.

$178 Roundtrip, found 1 day ago

$178

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Nov 13 from Seattle - Tacoma Intl. to Los Angeles Intl., returning Fri, Nov 20, priced at $178 found 1 day ago

Wed, Dec 2 - Sat, Dec 5

SEA

Seattle - Tacoma Intl.

SAN

San Diego Intl.

$184 Roundtrip, found 15 hours ago

$184

Roundtrip

found 15 hours ago

Select Frontier Airlines flight, departing Wed, Dec 2 from Seattle - Tacoma Intl. to San Diego Intl., returning Sat, Dec 5, priced at $184 found 15 hours ago

Mon, Dec 14 - Mon, Dec 21

SEA

Seattle - Tacoma Intl.

PHX

Sky Harbor Intl.

$190 Roundtrip, found 1 day ago

$190

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Dec 14 from Seattle - Tacoma Intl. to Sky Harbor Intl., returning Mon, Dec 21, priced at $190 found 1 day ago

Thu, Nov 12 - Thu, Nov 19

PDX

Portland Intl.

LAS

Harry Reid Intl.

$202 Roundtrip, found 20 hours ago

$202

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Thu, Nov 12 from Portland Intl. to Harry Reid Intl., returning Thu, Nov 19, priced at $202 found 20 hours ago

Wed, Dec 9 - Fri, Dec 11

SEA

Seattle - Tacoma Intl.

DFW

Dallas-Fort Worth Intl.

$207 Roundtrip, found 1 day ago

$207

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Wed, Dec 9 from Seattle - Tacoma Intl. to Dallas-Fort Worth Intl., returning Fri, Dec 11, priced at $207 found 1 day ago

Tue, Dec 1 - Tue, Dec 15

PAE

Seattle Paine Field Intl. Airport

SAN

San Diego Intl.

$207 Roundtrip, found 15 hours ago

$207

Roundtrip

found 15 hours ago

Select Alaska Airlines flight, departing Tue, Dec 1 from Seattle Paine Field Intl. Airport to San Diego Intl., returning Tue, Dec 15, priced at $207 found 15 hours ago

Wed, Jan 6 - Sat, Jan 9

PDX

Portland Intl.

SAN

San Diego Intl.

$207 Roundtrip, found 6 days ago

$207

Roundtrip

found 6 days ago

Select Alaska Airlines flight, departing Wed, Jan 6 from Portland Intl. to San Diego Intl., returning Sat, Jan 9, priced at $207 found 6 days ago

Wed, Feb 17 - Tue, Feb 23

PDX

Portland Intl.

LAX

Los Angeles Intl.

$228 Roundtrip, found 1 day ago

$228

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Wed, Feb 17 from Portland Intl. to Los Angeles Intl., returning Tue, Feb 23, priced at $228 found 1 day ago

Fri, Dec 25 - Sat, Dec 26

SEA

Seattle - Tacoma Intl.

DEN

Denver Intl.

$233 Roundtrip, found 2 days ago

$233

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Dec 25 from Seattle - Tacoma Intl. to Denver Intl., returning Sat, Dec 26, priced at $233 found 2 days ago

Sat, Jan 2 - Wed, Jan 6

PAE

Seattle Paine Field Intl. Airport

LAS

Harry Reid Intl.

$234 Roundtrip, found 15 hours ago

$234

Roundtrip

found 15 hours ago

Select Alaska Airlines flight, departing Sat, Jan 2 from Seattle Paine Field Intl. Airport to Harry Reid Intl., returning Wed, Jan 6, priced at $234 found 15 hours ago

Mon, Nov 16 - Tue, Dec 1

PAE

Seattle Paine Field Intl. Airport

LAX

Los Angeles Intl.

$238 Roundtrip, found 1 day ago

$238

Roundtrip

found 1 day ago

Select Alaska Airlines flight, departing Mon, Nov 16 from Seattle Paine Field Intl. Airport to Los Angeles Intl., returning Tue, Dec 1, priced at $238 found 1 day ago

Thu, Nov 26 - Wed, Dec 2

PDX

Portland Intl.

DFW

Dallas-Fort Worth Intl.

$258 Roundtrip, found 1 day ago

$258

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Nov 26 from Portland Intl. to Dallas-Fort Worth Intl., returning Wed, Dec 2, priced at $258 found 1 day ago

Tue, Nov 10 - Tue, Nov 17

PDX

Portland Intl.

DEN

Denver Intl.

$298 Roundtrip, found 5 days ago

$298

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Tue, Nov 10 from Portland Intl. to Denver Intl., returning Tue, Nov 17, priced at $298 found 5 days ago

Thu, Dec 10 - Sun, Dec 13

SEA

Seattle - Tacoma Intl.

DAL

Love Field

$339 Roundtrip, found 1 day ago

$339

Roundtrip

found 1 day ago

Select Southwest Airlines flight, departing Thu, Dec 10 from Seattle - Tacoma Intl. to Love Field, returning Sun, Dec 13, priced at $339 found 1 day ago

Sun, Jan 31 - Mon, Feb 1

SEA

Seattle - Tacoma Intl.

OGG

Kahului

$344 Roundtrip, found 16 hours ago

$344

Roundtrip

found 16 hours ago

Select United flight, departing Sun, Jan 31 from Seattle - Tacoma Intl. to Kahului, returning Mon, Feb 1, priced at $344 found 16 hours ago

Tue, Dec 1 - Sat, Dec 5

SEA

Seattle - Tacoma Intl.

CLD

McClellan-Palomar

$349 Roundtrip, found 15 hours ago

$349

Roundtrip

found 15 hours ago

Select American Airlines flight, departing Tue, Dec 1 from Seattle - Tacoma Intl. to McClellan-Palomar, returning Sat, Dec 5, priced at $349 found 15 hours ago