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Castle Rock

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Castle Rock Flights as Low as $66

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

Frontier Airlines
Tue, Oct 13 - Wed, Oct 14
DFW
Dallas-Fort Worth Intl.
DEN
Denver Intl.
$66 Roundtrip, found 3 hours ago
$66
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Tue, Oct 13 from Dallas-Fort Worth Intl. to Denver Intl., returning Wed, Oct 14, priced at $66 found 3 hours ago
Frontier Airlines
Mon, Oct 12 - Wed, Oct 14
DFW
Dallas-Fort Worth Intl.
DEN
Denver Intl.
$82 Roundtrip, found 10 hours ago
$82
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Mon, Oct 12 from Dallas-Fort Worth Intl. to Denver Intl., returning Wed, Oct 14, priced at $82 found 10 hours ago
Frontier Airlines
Wed, Oct 7 - Tue, Oct 20
DFW
Dallas-Fort Worth Intl.
DEN
Denver Intl.
$84 Roundtrip, just found
$84
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Oct 7 from Dallas-Fort Worth Intl. to Denver Intl., returning Tue, Oct 20, priced at $84 just found
Frontier Airlines
Mon, Oct 12 - Wed, Oct 14
DFW
Dallas-Fort Worth Intl.
DEN
Denver Intl.
$102 Roundtrip, found 10 hours ago
$102
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Mon, Oct 12 from Dallas-Fort Worth Intl. to Denver Intl., returning Wed, Oct 14, priced at $102 found 10 hours ago
Southwest Airlines
Mon, Oct 12 - Wed, Oct 14
DAL
Love Field
DEN
Denver Intl.
$157 Roundtrip, found 9 hours ago
$157
Roundtrip
found 9 hours ago
Select Southwest Airlines flight, departing Mon, Oct 12 from Love Field to Denver Intl., returning Wed, Oct 14, priced at $157 found 9 hours ago
United
Mon, Oct 12 - Wed, Oct 14
DFW
Dallas-Fort Worth Intl.
DEN
Denver Intl.
$157 Roundtrip, found 10 hours ago
$157
Roundtrip
found 10 hours ago
Select United flight, departing Mon, Oct 12 from Dallas-Fort Worth Intl. to Denver Intl., returning Wed, Oct 14, priced at $157 found 10 hours ago
American Airlines
Wed, Oct 7 - Tue, Oct 20
DFW
Dallas-Fort Worth Intl.
DEN
Denver Intl.
$159 Roundtrip, just found
$159
Roundtrip
just found
Select American Airlines flight, departing Wed, Oct 7 from Dallas-Fort Worth Intl. to Denver Intl., returning Tue, Oct 20, priced at $159 just found
Delta
Tue, Oct 13 - Sat, Oct 24
DAL
Love Field
DEN
Denver Intl.
$179 Roundtrip, found 9 hours ago
$179
Roundtrip
found 9 hours ago
Select Delta flight, departing Tue, Oct 13 from Love Field to Denver Intl., returning Sat, Oct 24, priced at $179 found 9 hours ago
Frontier Airlines
Wed, Nov 4 - Wed, Nov 18
CLT
Charlotte-Douglas Intl.
DEN
Denver Intl.
$190 Roundtrip, found 1 day ago
$190
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Nov 4 from Charlotte-Douglas Intl. to Denver Intl., returning Wed, Nov 18, priced at $190 found 1 day ago
Southwest Airlines
Tue, Oct 13 - Tue, Oct 20
DAL
Love Field
COS
Colorado Springs
$223 Roundtrip, found 1 day ago
$223
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Tue, Oct 13 from Love Field to Colorado Springs, returning Tue, Oct 20, priced at $223 found 1 day ago
Bargain Flight
Tue, Oct 13 - Tue, Oct 20
DFW
Dallas-Fort Worth Intl.
COS
Colorado Springs
$247 Roundtrip, found 5 hours ago
$247
Roundtrip
found 5 hours ago
Select Bargain Flight flight, departing Tue, Oct 13 from Dallas-Fort Worth Intl. to Colorado Springs, returning Tue, Oct 20, priced at $247 found 5 hours ago
United
Wed, Nov 18 - Mon, Nov 23
SGF
Springfield-Branson National
DEN
Denver Intl.
$279 Roundtrip, found 10 hours ago
$279
Roundtrip
found 10 hours ago
Select United flight, departing Wed, Nov 18 from Springfield-Branson National to Denver Intl., returning Mon, Nov 23, priced at $279 found 10 hours ago
Bargain Flight
Tue, Sep 1 - Sat, Sep 5
CAE
Columbia Metropolitan
DEN
Denver Intl.
$288 Roundtrip, found 7 hours ago
$288
Roundtrip
found 7 hours ago
Select Bargain Flight flight, departing Tue, Sep 1 from Columbia Metropolitan to Denver Intl., returning Sat, Sep 5, priced at $288 found 7 hours ago
Bargain Flight
Sat, Oct 10 - Fri, Oct 23
CLT
Charlotte-Douglas Intl.
COS
Colorado Springs
$294 Roundtrip, found 8 hours ago
$294
Roundtrip
found 8 hours ago
Select Bargain Flight flight, departing Sat, Oct 10 from Charlotte-Douglas Intl. to Colorado Springs, returning Fri, Oct 23, priced at $294 found 8 hours ago
American Airlines
Tue, Jan 12 - Tue, Feb 2
SGF
Springfield-Branson National
COS
Colorado Springs
$299 Roundtrip, found 5 hours ago
$299
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Tue, Jan 12 from Springfield-Branson National to Colorado Springs, returning Tue, Feb 2, priced at $299 found 5 hours ago
American Airlines
Sun, Nov 1 - Sat, Nov 14
CAE
Columbia Metropolitan
COS
Colorado Springs
$339 Roundtrip, found 1 day ago
$339
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, Nov 1 from Columbia Metropolitan to Colorado Springs, returning Sat, Nov 14, priced at $339 found 1 day 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 13 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 $66, 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 $66 right now, why wait?

Castle Rock Flight Information
Destination airport
Denver Intl.
Destination airport IATA code
DEN
Roundtrip price
$66

Last Minute Hotel Deals in Castle Rock

Renaissance Denver Hotel & Conference Center

Renaissance Denver Hotel & Conference Center

4 out of 5
3801 Quebec St Denver CO
Book a stay at this business-friendly hotel in Denver. Enjoy free WiFi, an outdoor pool, and breakfast (surcharge). Our guests praise the helpful staff and the ...
8.8/10 Excellent! (1,773 reviews)
"The fire alarm went off while we were staying"

Reviewed on Aug 15, 2026

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Renaissance Denver Hotel & Conference Center
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 ...
8.6/10 Excellent! (2,706 reviews)
"I was so impressed. The staff was super super helpful when I would call and when we checked in. The Food at the restaurant on site was the bomb. I was impressed there too because I thought it was gonna be like bar food and it wasn’t. It was delicious. I loved everything I ordered and was very fresh. ..."

Reviewed on Aug 15, 2026

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Sonesta Denver Downtown
Hyatt Centric Downtown Denver

Hyatt Centric Downtown Denver

4 out of 5
1776 Champa St Denver CO
Stay at this hotel in Denver. Enjoy free WiFi, a rooftop terrace, and breakfast (surcharge). Our guests praise the restaurant and the helpful staff in our reviews. ...
9/10 Wonderful! (2,650 reviews)
"Clean room, friendly staff rate amenities comfortable relaxing, stay."

Reviewed on Aug 15, 2026

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Hyatt Centric Downtown Denver
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 hotel in Denver. Enjoy breakfast (surcharge), a 24-hour fitness center, and valet parking (surcharge). Our guests praise the helpful staff and the ...
9/10 Wonderful! (1,760 reviews)
"The staff were all so helpful and they provided free bottles of water every day. The room was nice though could use some updating. Comfy bed. Breakfast was great. Parking was really expensive for some reason. Otherwise, very nice stay overall."

Reviewed on Aug 15, 2026

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Magnolia Hotel Denver, A Tribute Portfolio Hotel
Hyatt Place Denver Downtown

Hyatt Place Denver Downtown

3.5 out of 5
440 14th St Denver CO
Book a stay at this business-friendly hotel in Denver. Enjoy free breakfast, free WiFi, and a 24-hour fitness center. Our guests praise the breakfast and the ...
9/10 Wonderful! (3,290 reviews)
"Great place to stay. The staff who checked us in was wonderful and kind but unfortunately he gave us incorrect directions to a venue. It all worked out but that was my only concern. Yummy hotel breakfast and the room was comfortable. Enjoyed the sliding door for bathroom-less noise in the middle ..."

Reviewed on Aug 15, 2026

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Hyatt Place Denver Downtown
The Academy Hotel Colorado Springs

The Academy Hotel Colorado Springs

3.5 out of 5
8110 N Academy Blvd Colorado Springs CO
Book a stay at this business-friendly hotel in Colorado Springs. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the breakfast and ...
8.6/10 Excellent! (4,384 reviews)
"This place has definitely gone down hill. Rates are up but amenities are down. It’s dirty especially the carpet. Restaurant not open the Friday evening we arrived. Their poor one waitress struggled the other two nights by herself. She added an $11 “ transaction fee” to our bill for using a credit ..."

Reviewed on Aug 15, 2026

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The Academy Hotel Colorado Springs
Hilton Garden Inn Denver Union Station, CO

Hilton Garden Inn Denver Union Station, CO

3.5 out of 5
1999 Chestnut Place Denver CO
Book a stay at this business-friendly hotel in Denver. Enjoy breakfast (surcharge), a health club, and WiFi (surcharge). Our guests praise the helpful staff ...
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Hilton Garden Inn Denver Union Station, CO
DoubleTree by Hilton Hotel Denver

DoubleTree by Hilton Hotel Denver

4 out of 5
3203 Quebec St Denver CO
Book a stay at this business-friendly hotel in Denver. Enjoy free WiFi, 2 bars/lounges, and breakfast (surcharge). Our guests praise the helpful staff and the ...
9/10 Wonderful! (1,626 reviews)
"."

Reviewed on Aug 15, 2026

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DoubleTree by Hilton Hotel Denver
See all 3,902 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.