Cheap Flights To Castle Rock 2025

Castle Rock Flights as Low as $132

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.

Frontier Airlines
Tue, May 6 - Sat, May 10
ATL
Hartsfield-Jackson Atlanta Intl.
DEN
Denver Intl.
$132 Roundtrip, found 6 days ago
$132
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Tue, May 6 from Hartsfield-Jackson Atlanta Intl. to Denver Intl., returning Sat, May 10, priced at $132 found 6 days ago
Frontier Airlines
Mon, Jul 21 - Wed, Jul 30
LAX
Los Angeles Intl.
DEN
Denver Intl.
$134 Roundtrip, found 8 hours ago
$134
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Mon, Jul 21 from Los Angeles Intl. to Denver Intl., returning Wed, Jul 30, priced at $134 found 8 hours ago
Frontier Airlines
Mon, Jul 21 - Mon, Jul 28
LAX
Los Angeles Intl.
DEN
Denver Intl.
$140 Roundtrip, found 8 hours ago
$140
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Mon, Jul 21 from Los Angeles Intl. to Denver Intl., returning Mon, Jul 28, priced at $140 found 8 hours ago
Frontier Airlines
Tue, May 6 - Fri, May 9
ATL
Hartsfield-Jackson Atlanta Intl.
DEN
Denver Intl.
$142 Roundtrip, found 6 days ago
$142
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Tue, May 6 from Hartsfield-Jackson Atlanta Intl. to Denver Intl., returning Fri, May 9, priced at $142 found 6 days ago
Frontier Airlines
Sun, Jul 20 - Mon, Jul 28
LAX
Los Angeles Intl.
DEN
Denver Intl.
$144 Roundtrip, found 8 hours ago
$144
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Sun, Jul 20 from Los Angeles Intl. to Denver Intl., returning Mon, Jul 28, priced at $144 found 8 hours ago
Frontier Airlines
Mon, Jul 21 - Wed, Jul 30
LAX
Los Angeles Intl.
DEN
Denver Intl.
$150 Roundtrip, found 8 hours ago
$150
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Mon, Jul 21 from Los Angeles Intl. to Denver Intl., returning Wed, Jul 30, priced at $150 found 8 hours ago
Delta
Tue, Jun 17 - Wed, Jun 18
ATL
Hartsfield-Jackson Atlanta Intl.
DEN
Denver Intl.
$197 Roundtrip, found 1 day ago
$197
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Jun 17 from Hartsfield-Jackson Atlanta Intl. to Denver Intl., returning Wed, Jun 18, priced at $197 found 1 day ago
United
Mon, Jul 21 - Wed, Jul 30
LAX
Los Angeles Intl.
DEN
Denver Intl.
$213 Roundtrip, found 8 hours ago
$213
Roundtrip
found 8 hours ago
Select United flight, departing Mon, Jul 21 from Los Angeles Intl. to Denver Intl., returning Wed, Jul 30, priced at $213 found 8 hours ago
American Airlines
Mon, Jul 21 - Wed, Jul 30
LAX
Los Angeles Intl.
DEN
Denver Intl.
$213 Roundtrip, found 8 hours ago
$213
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Mon, Jul 21 from Los Angeles Intl. to Denver Intl., returning Wed, Jul 30, priced at $213 found 8 hours ago
Delta
Fri, May 16 - Tue, May 20
ILM
Wilmington Intl.
DEN
Denver Intl.
$217 Roundtrip, found 2 hours ago
$217
Roundtrip
found 2 hours ago
Select Delta flight, departing Fri, May 16 from Wilmington Intl. to Denver Intl., returning Tue, May 20, priced at $217 found 2 hours ago
JetBlue Airways
Sat, May 10 - Fri, May 16
BOS
Logan Intl.
DEN
Denver Intl.
$217 Roundtrip, found 11 hours ago
$217
Roundtrip
found 11 hours ago
Select JetBlue Airways flight, departing Sat, May 10 from Logan Intl. to Denver Intl., returning Fri, May 16, priced at $217 found 11 hours ago
Alaska Airlines
Wed, Sep 10 - Sat, Sep 13
LAX
Los Angeles Intl.
DEN
Denver Intl.
$232 Roundtrip, found 4 days ago
$232
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Wed, Sep 10 from Los Angeles Intl. to Denver Intl., returning Sat, Sep 13, priced at $232 found 4 days ago
American Airlines
Tue, Sep 30 - Sat, Oct 4
LAX
Los Angeles Intl.
COS
Colorado Springs
$237 Roundtrip, found 4 days ago
$237
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Sep 30 from Los Angeles Intl. to Colorado Springs, returning Sat, Oct 4, priced at $237 found 4 days ago
United
Sun, Jun 15 - Mon, Jun 30
GSO
Piedmont Triad Intl.
DEN
Denver Intl.
$249 Roundtrip, found 6 hours ago
$249
Roundtrip
found 6 hours ago
Select United flight, departing Sun, Jun 15 from Piedmont Triad Intl. to Denver Intl., returning Mon, Jun 30, priced at $249 found 6 hours ago
United
Tue, Jul 15 - Wed, Jul 23
ATL
Hartsfield-Jackson Atlanta Intl.
COS
Colorado Springs
$373 Roundtrip, found 6 days ago
$373
Roundtrip
found 6 days ago
Select United flight, departing Tue, Jul 15 from Hartsfield-Jackson Atlanta Intl. to Colorado Springs, returning Wed, Jul 23, priced at $373 found 6 days ago
Delta
Sat, May 3 - Tue, May 6
GSO
Piedmont Triad Intl.
COS
Colorado Springs
$384 Roundtrip, found 3 days ago
$384
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, May 3 from Piedmont Triad Intl. to Colorado Springs, returning Tue, May 6, priced at $384 found 3 days ago

Flights to Castle Rock

If Castle Rock is calling your name, then book a flight to (airport). And with the AARP Travel Center Powered by Expedia®, can become a reality sooner than you think. AARP Travel features members-only discounts with the best rates from Expedia, so members get the best price in travel, guaranteed. As an AARP member, you'll get exclusive rates on car rentals and hotels, and will not pay booking fees on flights.

Whether it's a weekend getaway, tropical vacation, backpacking adventure, ski escape or another trip you're dreaming of, we'll help you get there (without breaking the bank).

Airport Transportation

Once you've reserved plane tickets to Castle Rock with AARP Travel, you may want to book a vehicle so you can get around Castle Rock. You can request a Castle Rock rental car under our cars tab and get in the driver's seat as soon as you step outside. For more information, check out the Castle Rock Car Rentals Guide.

Things to Do in Castle Rock

Not sure where to start? Not to worry—there's lots to do in this city. No matter what you decide to do with your time, you're sure to have fun in this city.

If you're looking for some fun activities to do in Castle Rock, make sure you look at our "Things to Do in Castle Rock" page for activities and excursions for the whole clan.

Where to Stay in Castle Rock

Castle Rock has lodging options in the area, so you will have no trouble finding a place to stay close to all the things you want to see. If you need to stay close to an attraction or the airport in Castle Rock, check out our hotel listings page. No matter where you stay, just remember that you'll get the best for your trip when you book your stay with us.

Book Your Castle Rock Trip to Castle Rock

Once you've decided when you want to visit, allow us here at AARP Travel to connect you with cheap tickets to Castle Rock. There is no better time than now to start booking your next trip. Book one of our flights today.