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Castle Rock

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Castle Rock Flights as Low as $61

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

Frontier Airlines
Tue, Oct 6 - Tue, Oct 13
MSP
Minneapolis - St. Paul Intl.
DEN
Denver Intl.
$61 Roundtrip, just found
$61
Roundtrip
just found
Select Frontier Airlines flight, departing Tue, Oct 6 from Minneapolis - St. Paul Intl. to Denver Intl., returning Tue, Oct 13, priced at $61 just found
Frontier Airlines
Thu, Oct 29 - Wed, Nov 18
DFW
Dallas-Fort Worth Intl.
DEN
Denver Intl.
$68 Roundtrip, found 21 hours ago
$68
Roundtrip
found 21 hours ago
Select Frontier Airlines flight, departing Thu, Oct 29 from Dallas-Fort Worth Intl. to Denver Intl., returning Wed, Nov 18, priced at $68 found 21 hours ago
Frontier Airlines
Mon, Nov 23 - Wed, Dec 2
DFW
Dallas-Fort Worth Intl.
DEN
Denver Intl.
$74 Roundtrip, found 12 hours ago
$74
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Mon, Nov 23 from Dallas-Fort Worth Intl. to Denver Intl., returning Wed, Dec 2, priced at $74 found 12 hours ago
Frontier Airlines
Thu, Nov 12 - Tue, Dec 1
LAX
Los Angeles Intl.
DEN
Denver Intl.
$135 Roundtrip, found 3 hours ago
$135
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Thu, Nov 12 from Los Angeles Intl. to Denver Intl., returning Tue, Dec 1, priced at $135 found 3 hours ago
Frontier Airlines
Fri, Nov 13 - Mon, Nov 16
OKC
Will Rogers World
DEN
Denver Intl.
$138 Roundtrip, found 5 hours ago
$138
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Fri, Nov 13 from Will Rogers World to Denver Intl., returning Mon, Nov 16, priced at $138 found 5 hours ago
United
Sat, Oct 10 - Tue, Oct 13
MSP
Minneapolis - St. Paul Intl.
DEN
Denver Intl.
$157 Roundtrip, found 3 hours ago
$157
Roundtrip
found 3 hours ago
Select United flight, departing Sat, Oct 10 from Minneapolis - St. Paul Intl. to Denver Intl., returning Tue, Oct 13, priced at $157 found 3 hours ago
Delta
Sat, Oct 10 - Tue, Oct 13
MSP
Minneapolis - St. Paul Intl.
DEN
Denver Intl.
$157 Roundtrip, found 3 hours ago
$157
Roundtrip
found 3 hours ago
Select Delta flight, departing Sat, Oct 10 from Minneapolis - St. Paul Intl. to Denver Intl., returning Tue, Oct 13, priced at $157 found 3 hours ago
Sun Country Airlines
Thu, Dec 24 - Sun, Dec 27
MSP
Minneapolis - St. Paul Intl.
DEN
Denver Intl.
$177 Roundtrip, found 3 hours ago
$177
Roundtrip
found 3 hours ago
Select Sun Country Airlines flight, departing Thu, Dec 24 from Minneapolis - St. Paul Intl. to Denver Intl., returning Sun, Dec 27, priced at $177 found 3 hours ago
Southwest Airlines
Wed, Sep 23 - Thu, Sep 24
DAL
Love Field
DEN
Denver Intl.
$180 Roundtrip, found 1 day ago
$180
Roundtrip
found 1 day ago
Select Southwest Airlines flight, departing Wed, Sep 23 from Love Field to Denver Intl., returning Thu, Sep 24, priced at $180 found 1 day ago
Bargain Flight
Sun, Sep 6 - Thu, Sep 10
OKC
Will Rogers World
COS
Colorado Springs
$240 Roundtrip, found 21 hours ago
$240
Roundtrip
found 21 hours ago
Select Bargain Flight flight, departing Sun, Sep 6 from Will Rogers World to Colorado Springs, returning Thu, Sep 10, priced at $240 found 21 hours ago
Bargain Flight
Tue, Oct 13 - Fri, Oct 23
DFW
Dallas-Fort Worth Intl.
COS
Colorado Springs
$260 Roundtrip, found 5 hours ago
$260
Roundtrip
found 5 hours ago
Select Bargain Flight flight, departing Tue, Oct 13 from Dallas-Fort Worth Intl. to Colorado Springs, returning Fri, Oct 23, priced at $260 found 5 hours ago
Bargain Flight
Thu, Sep 10 - Tue, Sep 29
MSP
Minneapolis - St. Paul Intl.
COS
Colorado Springs
$262 Roundtrip, found 3 hours ago
$262
Roundtrip
found 3 hours ago
Select Bargain Flight flight, departing Thu, Sep 10 from Minneapolis - St. Paul Intl. to Colorado Springs, returning Tue, Sep 29, priced at $262 found 3 hours ago
American Airlines
Tue, Sep 29 - Wed, Sep 30
DFW
Dallas-Fort Worth Intl.
DEN
Denver Intl.
$273 Roundtrip, found 8 hours ago
$273
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Tue, Sep 29 from Dallas-Fort Worth Intl. to Denver Intl., returning Wed, Sep 30, priced at $273 found 8 hours ago
Alaska Airlines
Fri, Oct 30 - Fri, Oct 30
LAX
Los Angeles Intl.
DEN
Denver Intl.
$305 Roundtrip, found 3 hours ago
$305
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Fri, Oct 30 from Los Angeles Intl. to Denver Intl., returning Fri, Oct 30, priced at $305 found 3 hours ago
United
Tue, Sep 22 - Tue, Sep 29
LAX
Los Angeles Intl.
COS
Colorado Springs
$352 Roundtrip, found 3 hours ago
$352
Roundtrip
found 3 hours ago
Select United flight, departing Tue, Sep 22 from Los Angeles Intl. to Colorado Springs, returning Tue, Sep 29, priced at $352 found 3 hours ago
Southwest Airlines
Tue, Oct 13 - Fri, Oct 23
DAL
Love Field
COS
Colorado Springs
$362 Roundtrip, found 4 hours ago
$362
Roundtrip
found 4 hours ago
Select Southwest Airlines flight, departing Tue, Oct 13 from Love Field to Colorado Springs, returning Fri, Oct 23, priced at $362 found 4 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 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 $61, 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 $61 right now, why wait?

Castle Rock Flight Information
Destination airport
Denver Intl.
Destination airport IATA code
DEN
Roundtrip price
$61

Last Minute Hotel Deals in Castle Rock

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! (2,723 reviews)
"The room was clean. We had to ask for room to be cleaned and for clean towels. During the stay the water was shut off with no notice mid shower. I feel like with texting services a notice could have gone out with why. The pool is very small and got shut down 3 hours early. Front desk staff has much ..."

Reviewed on Aug 29, 2026

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Sonesta Denver Downtown
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! (1,826 reviews)
"Probably the nicest Renaissance hotel I have ever stayed at. Location not the greatest but good when one is a guest at the United training center."

Reviewed on Aug 28, 2026

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Renaissance Denver Hotel & Conference Center
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! (2,699 reviews)
"I enjoyed my stay at the Hyatt. The only thing I’d have to say that wasn’t so great was the fact that our room was only cleaned once and we were there for four nights, but once it was brought to the attention of the front desk, it was taken care of promptly."

Reviewed on Aug 29, 2026

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Hyatt Centric Downtown Denver
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! (3,305 reviews)
"I love this location, I always book this particular hotel when in Denver."

Reviewed on Aug 29, 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! (4,419 reviews)
"Academy delivers again. It's been years since we stayed here but it was wonderful then and it's wonderful now. My only thing is that during breakfast, it was hard to find a table that had been cleared and clean, which is more about the people who stayed there not clearing their place, than the hotel. ..."

Reviewed on Aug 29, 2026

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The Academy Hotel Colorado Springs
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! (1,804 reviews)
"Older hotel. Nice rooms and good lobby area with free morning coffee. Not many extra frills but people were nice."

Reviewed on Aug 29, 2026

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Magnolia Hotel Denver, A Tribute Portfolio Hotel
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 ...
9.2/10 Wonderful! (2,382 reviews)
"The hotel was perfect… a short walk to Coors Field with lots of restaurants close by. Beds were comfy and rooms were cozy! We will be back 😊"

Reviewed on Aug 29, 2026

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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 ...
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DoubleTree by Hilton Hotel Denver
See all 3,910 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.