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Castle Rock

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Castle Rock Flights as Low as $88

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Frontier Airlines
Tue, Oct 21 - Tue, Oct 28
PHX
Sky Harbor Intl.
DEN
Denver Intl.
$88 Roundtrip, found 7 hours ago
$88
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Tue, Oct 21 from Sky Harbor Intl. to Denver Intl., returning Tue, Oct 28, priced at $88 found 7 hours ago
Frontier Airlines
Fri, Jul 4 - Sat, Jul 5
DFW
Dallas-Fort Worth Intl.
DEN
Denver Intl.
$88 Roundtrip, found 3 hours ago
$88
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Fri, Jul 4 from Dallas-Fort Worth Intl. to Denver Intl., returning Sat, Jul 5, priced at $88 found 3 hours ago
Frontier Airlines
Wed, Oct 22 - Sat, Oct 25
LAX
Los Angeles Intl.
DEN
Denver Intl.
$89 Roundtrip, found 18 hours ago
$89
Roundtrip
found 18 hours ago
Select Frontier Airlines flight, departing Wed, Oct 22 from Los Angeles Intl. to Denver Intl., returning Sat, Oct 25, priced at $89 found 18 hours ago
Frontier Airlines
Wed, Aug 13 - Thu, Aug 14
IAH
George Bush Intercontinental
DEN
Denver Intl.
$108 Roundtrip, found 9 hours ago
$108
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Wed, Aug 13 from George Bush Intercontinental to Denver Intl., returning Thu, Aug 14, priced at $108 found 9 hours ago
American Airlines
Sat, Aug 30 - Sat, Aug 30
DFW
Dallas-Fort Worth Intl.
DEN
Denver Intl.
$132 Roundtrip, found 1 hour ago
$132
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sat, Aug 30 from Dallas-Fort Worth Intl. to Denver Intl., returning Sat, Aug 30, priced at $132 found 1 hour ago
United
Tue, Oct 14 - Tue, Oct 28
PHX
Sky Harbor Intl.
DEN
Denver Intl.
$137 Roundtrip, found 5 hours ago
$137
Roundtrip
found 5 hours ago
Select United flight, departing Tue, Oct 14 from Sky Harbor Intl. to Denver Intl., returning Tue, Oct 28, priced at $137 found 5 hours ago
Alaska Airlines
Tue, Oct 14 - Tue, Oct 28
PHX
Sky Harbor Intl.
DEN
Denver Intl.
$156 Roundtrip, found 5 hours ago
$156
Roundtrip
found 5 hours ago
Select Alaska Airlines flight, departing Tue, Oct 14 from Sky Harbor Intl. to Denver Intl., returning Tue, Oct 28, priced at $156 found 5 hours ago
Delta
Wed, Aug 6 - Tue, Aug 12
LAX
Los Angeles Intl.
DEN
Denver Intl.
$160 Roundtrip, found 3 hours ago
$160
Roundtrip
found 3 hours ago
Select Delta flight, departing Wed, Aug 6 from Los Angeles Intl. to Denver Intl., returning Tue, Aug 12, priced at $160 found 3 hours ago
Bargain Flight
Wed, Sep 3 - Thu, Sep 4
PHX
Sky Harbor Intl.
COS
Colorado Springs
$193 Roundtrip, found 10 hours ago
$193
Roundtrip
found 10 hours ago
Select Bargain Flight flight, departing Wed, Sep 3 from Sky Harbor Intl. to Colorado Springs, returning Thu, Sep 4, priced at $193 found 10 hours ago
Delta
Tue, Aug 5 - Wed, Aug 6
DAL
Love Field
DEN
Denver Intl.
$200 Roundtrip, found 3 hours ago
$200
Roundtrip
found 3 hours ago
Select Delta flight, departing Tue, Aug 5 from Love Field to Denver Intl., returning Wed, Aug 6, priced at $200 found 3 hours ago
Bargain Flight
Fri, Oct 24 - Tue, Oct 28
DFW
Dallas-Fort Worth Intl.
COS
Colorado Springs
$212 Roundtrip, found 7 hours ago
$212
Roundtrip
found 7 hours ago
Select Bargain Flight flight, departing Fri, Oct 24 from Dallas-Fort Worth Intl. to Colorado Springs, returning Tue, Oct 28, priced at $212 found 7 hours ago
American Airlines
Wed, Sep 3 - Mon, Sep 8
LAX
Los Angeles Intl.
COS
Colorado Springs
$217 Roundtrip, found 1 day ago
$217
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Sep 3 from Los Angeles Intl. to Colorado Springs, returning Mon, Sep 8, priced at $217 found 1 day ago
Delta
Wed, Oct 22 - Tue, Oct 28
DAL
Love Field
COS
Colorado Springs
$227 Roundtrip, found 5 days ago
$227
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Oct 22 from Love Field to Colorado Springs, returning Tue, Oct 28, priced at $227 found 5 days ago
Contour Airlines
Thu, Jul 24 - Sat, Jul 26
PHX
Sky Harbor Intl.
DEN
Denver Intl.
$269 Roundtrip, found 6 hours ago
$269
Roundtrip
found 6 hours ago
Select Contour Airlines flight, departing Thu, Jul 24 from Sky Harbor Intl. to Denver Intl., returning Sat, Jul 26, priced at $269 found 6 hours ago
American Airlines
Tue, Aug 26 - Sat, Aug 30
IAH
George Bush Intercontinental
COS
Colorado Springs
$279 Roundtrip, found 1 day ago
$279
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Aug 26 from George Bush Intercontinental to Colorado Springs, returning Sat, Aug 30, priced at $279 found 1 day ago
KEY LIME AIR DBA DENVER AIR CONNECTION
Tue, Jul 22 - Sat, Jul 26
PHX
Sky Harbor Intl.
DEN
Denver Intl.
$719 Roundtrip, found 3 hours ago
$719
Roundtrip
found 3 hours ago
Select KEY LIME AIR DBA DENVER AIR CONNECTION flight, departing Tue, Jul 22 from Sky Harbor Intl. to Denver Intl., returning Sat, Jul 26, priced at $719 found 3 hours ago

Cheap Flights to Castle Rock

Fall in love at first flight with your vacation to Castle Rock by saving a ton of cash on your last-minute cheap flight. There’s no more scouring the internet for a good deal—book your flight to Castle Rock on Hotwire, and you’ll be up, up, and on a getaway in no time.

Because once the wheels are down in Castle Rock, the good times start rolling. So buckle up, you’re in for a fun ride.

Frequently Asked Questions About flights to Castle Rock

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Castle Rock with a tiny bag of pretzels in your hand before you can say “tray tables in the upright position”—and for a ticket price that works for your vacay budget.

So all you have to worry about is where you’re headed after the DEN airport.

What is the cheapest month to fly to Castle Rock?

Airline ticket prices fluctuate all the time, depending on the day of the week or the month of the year. The cheapest round trip flights to Castle Rock are in October, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Castle Rock?

Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 14 to choose from for your flight to Castle Rock.

What airport is best to fly into Castle Rock?

When you’re planning your trip to Castle Rock, convenience is the name of the game. Luckily, Castle Rock Denver Intl. Airport is nearby so you can deplane and get going on checking off everything on your Castle Rock must-do list.

How much are flights to Castle Rock?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Castle Rock on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $88, you’ll have leftover cash for at least a magazine and a bottle of water at the airport book store.

How to get cheap flights to Castle Rock?

The trick to saving a stack of cash on your flight to Castle Rock? Snatch up that Hotwire flight deal when you see a killer rate because it could be gone in a flash. And with flights as low as $88 right now, why wait?

Castle Rock Flight Information
Destination airport
Denver Intl.
Destination airport IATA code
DEN
Roundtrip price
$88

Last Minute Hotel Deals in Castle Rock

Hilton Denver City Center
Hilton Denver City Center
4 out of 5
1701 California St, Denver, CO
Stay at this 4-star business-friendly hotel in Denver. Enjoy free WiFi, breakfast (surcharge), and room service. Our guests praise the helpful staff and the ...
8.4/10 Very Good! (1,036 reviews)
"Everything good but there should be better selection of drinks in the lobby refrigerator."

Reviewed on Jun 25, 2025

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Hilton Denver City Center
Magnolia Hotel Denver, A Tribute Portfolio Hotel
Magnolia Hotel Denver, A Tribute Portfolio Hotel
4 out of 5
818 17th St, Denver, CO
Stay at this 4-star hotel in Denver. Enjoy breakfast (surcharge), a 24-hour fitness center, and valet parking (surcharge). Our guests praise the helpful staff ...
8.4/10 Very Good! (1,063 reviews)
"Na"

Reviewed on Jun 25, 2025

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Magnolia Hotel Denver, A Tribute Portfolio Hotel
Sonesta Denver Downtown
Sonesta Denver Downtown
4 out of 5
1450 Glenarm Place, Denver, CO
Book a stay at this business-friendly hotel in Denver. Enjoy an outdoor pool, breakfast (surcharge), and a 24-hour fitness center. Our guests praise the helpful ...
8/10 Very Good! (1,640 reviews)
Vacation trip
"The room itself was fine, great location, close to everything downtown. The only real complaint we had was the cleaning service. They never took out the dirty glasses, and even left their dirty cleaning gloves in our room, and they were there for 3 days! We made it a point to not throw out the gloves, ..."

Reviewed on Jun 24, 2025

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Sonesta Denver Downtown
Hyatt Place Denver Downtown
Hyatt Place Denver Downtown
3.5 out of 5
440 14th St, Denver, CO
Stay at this 3.5-star business-friendly hotel in Denver. Enjoy free breakfast, free WiFi, and a 24-hour fitness center. Our guests praise the breakfast and the ...
8.8/10 Excellent! (2,802 reviews)
"Amazing staff and nice rooms!!"

Reviewed on Jun 24, 2025

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Hyatt Place Denver Downtown
Hilton Garden Inn Denver Union Station, CO
Hilton Garden Inn Denver Union Station, CO
3.5 out of 5
1999 Chestnut Place, Denver, CO
Stay at this 3.5-star business-friendly hotel in Denver. Enjoy breakfast (surcharge), a health club, and WiFi (surcharge). Our guests praise the helpful staff ...
9/10 Wonderful! (1,687 reviews)
"The room, bed and pillows were comfortable. The bathroom sink faucet was difficult to turn on and off. Valet only parking at $49 a night was a bit high."

Reviewed on Jun 23, 2025

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Hilton Garden Inn Denver Union Station, CO
The Academy Hotel Colorado Springs
The Academy Hotel Colorado Springs
3.5 out of 5
8110 N Academy Blvd, Colorado Springs, CO
Stay at this 3.5-star business-friendly hotel in Colorado Springs. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the ...
8.8/10 Excellent! (3,509 reviews)
"I’d give it 3.5 stars if I could. This property has seen better days, it is tired and experienced a ‘major maintenance emergency’ around the time of my stay. That said, the room was clean and the staff that I encountered were friendly."

Reviewed on Jun 26, 2025

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The Academy Hotel Colorado Springs
Renaissance Denver Hotel & Conference Center
Renaissance Denver Hotel & Conference Center
4 out of 5
3801 Quebec St, Denver, CO
Stay at this 4-star business-friendly hotel in Denver. Enjoy free WiFi, an outdoor pool, and 2 restaurants. Our guests praise the helpful staff and the clean ...
8.2/10 Very Good! (1,358 reviews)

Reviewed on Jun 26, 2025

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Renaissance Denver Hotel & Conference Center
Holiday Inn Express Denver Downtown by IHG
Holiday Inn Express Denver Downtown by IHG
3 out of 5
1715 Tremont Place, Denver, CO
Book a stay at this business-friendly hotel in Denver. Enjoy free breakfast, free WiFi, and a fitness center. Our guests praise the breakfast and the helpful ...
6.8/10 (1,281 reviews)
"Everybody in your front desk was nice. Except one lady looks like she had a very ugly disposition is all I can say. The lady with the dreads."

Reviewed on Jun 27, 2025

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Holiday Inn Express Denver Downtown by IHG
See all 3,695 properties in Castle Rock
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.