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Castle Rock

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Castle Rock Flights as Low as $152

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

Frontier Airlines
Sat, Aug 22 - Thu, Sep 10
MSP
Minneapolis - St. Paul Intl.
DEN
Denver Intl.
$152 Roundtrip, just found
$152
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Aug 22 from Minneapolis - St. Paul Intl. to Denver Intl., returning Thu, Sep 10, priced at $152 just found
Frontier Airlines
Sat, Aug 22 - Thu, Sep 10
MSP
Minneapolis - St. Paul Intl.
DEN
Denver Intl.
$156 Roundtrip, just found
$156
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Aug 22 from Minneapolis - St. Paul Intl. to Denver Intl., returning Thu, Sep 10, priced at $156 just found
Bargain Flight
Fri, Aug 28 - Fri, Sep 18
MSP
Minneapolis - St. Paul Intl.
DEN
Denver Intl.
$177 Roundtrip, found 2 hours ago
$177
Roundtrip
found 2 hours ago
Select Bargain Flight flight, departing Fri, Aug 28 from Minneapolis - St. Paul Intl. to Denver Intl., returning Fri, Sep 18, priced at $177 found 2 hours ago
Frontier Airlines
Wed, Aug 26 - Wed, Sep 9
GRR
Gerald R. Ford Intl.
DEN
Denver Intl.
$220 Roundtrip, found 1 day ago
$220
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Aug 26 from Gerald R. Ford Intl. to Denver Intl., returning Wed, Sep 9, priced at $220 found 1 day ago
Delta
Thu, Aug 27 - Thu, Sep 17
MSP
Minneapolis - St. Paul Intl.
DEN
Denver Intl.
$225 Roundtrip, just found
$225
Roundtrip
just found
Select Delta flight, departing Thu, Aug 27 from Minneapolis - St. Paul Intl. to Denver Intl., returning Thu, Sep 17, priced at $225 just found
Sun Country Airlines
Thu, Aug 27 - Thu, Sep 17
MSP
Minneapolis - St. Paul Intl.
DEN
Denver Intl.
$227 Roundtrip, just found
$227
Roundtrip
just found
Select Sun Country Airlines flight, departing Thu, Aug 27 from Minneapolis - St. Paul Intl. to Denver Intl., returning Thu, Sep 17, priced at $227 just found
Delta
Wed, Sep 16 - Tue, Sep 22
DAL
Love Field
DEN
Denver Intl.
$237 Roundtrip, found 2 hours ago
$237
Roundtrip
found 2 hours ago
Select Delta flight, departing Wed, Sep 16 from Love Field to Denver Intl., returning Tue, Sep 22, priced at $237 found 2 hours ago
Frontier Airlines
Wed, Aug 12 - Fri, Aug 14
JFK
John F. Kennedy Intl.
DEN
Denver Intl.
$250 Roundtrip, found 1 day ago
$250
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Aug 12 from John F. Kennedy Intl. to Denver Intl., returning Fri, Aug 14, priced at $250 found 1 day ago
American Airlines
Sat, Aug 22 - Thu, Sep 10
MSP
Minneapolis - St. Paul Intl.
DEN
Denver Intl.
$251 Roundtrip, just found
$251
Roundtrip
just found
Select American Airlines flight, departing Sat, Aug 22 from Minneapolis - St. Paul Intl. to Denver Intl., returning Thu, Sep 10, priced at $251 just found
Delta
Sat, Aug 29 - Tue, Sep 1
DAL
Love Field
COS
Colorado Springs
$257 Roundtrip, found 16 hours ago
$257
Roundtrip
found 16 hours ago
Select Delta flight, departing Sat, Aug 29 from Love Field to Colorado Springs, returning Tue, Sep 1, priced at $257 found 16 hours ago
JetBlue Airways
Sat, Sep 26 - Wed, Oct 14
JFK
John F. Kennedy Intl.
DEN
Denver Intl.
$267 Roundtrip, found 23 hours ago
$267
Roundtrip
found 23 hours ago
Select JetBlue Airways flight, departing Sat, Sep 26 from John F. Kennedy Intl. to Denver Intl., returning Wed, Oct 14, priced at $267 found 23 hours ago
Bargain Flight
Wed, Aug 26 - Sat, Aug 29
MSP
Minneapolis - St. Paul Intl.
COS
Colorado Springs
$323 Roundtrip, found 2 hours ago
$323
Roundtrip
found 2 hours ago
Select Bargain Flight flight, departing Wed, Aug 26 from Minneapolis - St. Paul Intl. to Colorado Springs, returning Sat, Aug 29, priced at $323 found 2 hours ago
Delta
Sat, Aug 29 - Tue, Sep 15
SAV
Savannah - Hilton Head Intl.
COS
Colorado Springs
$329 Roundtrip, found 11 hours ago
$329
Roundtrip
found 11 hours ago
Select Delta flight, departing Sat, Aug 29 from Savannah - Hilton Head Intl. to Colorado Springs, returning Tue, Sep 15, priced at $329 found 11 hours ago
Delta
Mon, Sep 7 - Tue, Sep 15
SAV
Savannah - Hilton Head Intl.
DEN
Denver Intl.
$329 Roundtrip, found 11 hours ago
$329
Roundtrip
found 11 hours ago
Select Delta flight, departing Mon, Sep 7 from Savannah - Hilton Head Intl. to Denver Intl., returning Tue, Sep 15, priced at $329 found 11 hours ago
United
Tue, Sep 15 - Tue, Sep 29
GRR
Gerald R. Ford Intl.
COS
Colorado Springs
$333 Roundtrip, found 11 hours ago
$333
Roundtrip
found 11 hours ago
Select United flight, departing Tue, Sep 15 from Gerald R. Ford Intl. to Colorado Springs, returning Tue, Sep 29, priced at $333 found 11 hours ago
Alaska Airlines
Sat, Sep 26 - Wed, Oct 14
JFK
John F. Kennedy Intl.
DEN
Denver Intl.
$382 Roundtrip, found 23 hours ago
$382
Roundtrip
found 23 hours ago
Select Alaska Airlines flight, departing Sat, Sep 26 from John F. Kennedy Intl. to Denver Intl., returning Wed, Oct 14, priced at $382 found 23 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 August, 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 $152, 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 $152 right now, why wait?

Castle Rock Flight Information
Destination airport
Denver Intl.
Destination airport IATA code
DEN
Roundtrip price
$110

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 ...
8.4/10 Very Good! (2,514 reviews)
"good"

Reviewed on Jun 26, 2026

Get rates
Sonesta 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 breakfast, free WiFi, and free parking. Our guests praise the breakfast and the pool ...
8.8/10 Excellent! (4,284 reviews)
"Staff was great! Could have been more clean looking on the outside. Room wasn’t terrible"

Reviewed on Jun 26, 2026

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The Academy Hotel Colorado Springs
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! (2,499 reviews)
"Comfortable bed and convenient location"

Reviewed on Jun 26, 2026

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Hyatt Centric Downtown Denver
Hilton Denver City Center

Hilton Denver City Center

4 out of 5
1701 California St Denver CO
Book a stay at this business-friendly hotel in Denver. Enjoy free WiFi, breakfast (surcharge), and room service. Our guests praise the helpful staff in our reviews. ...
8.8/10 Excellent! (1,569 reviews)
"Wish every hotel I stayed at was this nice. Only negative is the lack of onsite parking, but there is a decent garage not far from the hotel."

Reviewed on Jun 25, 2026

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Hilton Denver City Center
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! (3,203 reviews)
"Great 2 night stay for a work conference. Location is great! Close to 16th St., Conventional Center & DT Denver Athletics Club."

Reviewed on Jun 24, 2026

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Hyatt Place Denver Downtown
the Curtis Denver - a DoubleTree by Hilton Hotel

the Curtis Denver - a DoubleTree by Hilton Hotel

4 out of 5
1405 Curtis Street Denver CO
Book a stay at this luxury hotel in Denver. Enjoy free WiFi, breakfast (surcharge), and a 24-hour fitness center. Our guests praise the helpful staff and the ...
8.8/10 Excellent! (1,464 reviews)
"The staff was amazing!"

Reviewed on Jun 25, 2026

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the Curtis Denver - a DoubleTree by Hilton Hotel
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! (1,597 reviews)
"Nice bar, easy access from Denver Airport, great atmosphere."

Reviewed on Jun 24, 2026

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Renaissance Denver Hotel & Conference Center
Hotel Teatro

Hotel Teatro

4.5 out of 5
1100 14th St Denver CO
Book a stay at this luxury hotel in Denver. Enjoy breakfast (surcharge), room service, and a 24-hour fitness center. Our guests praise the restaurant and the ...
9/10 Wonderful! (1,359 reviews)
"The hotel was hot everyday. Asked for a fan to be brought up and never was. We also asked for room service to clean our room and provided new towels and all they did was bring towels and place them on the bed. Will never stay here again"

Reviewed on Jun 22, 2026

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Hotel Teatro
See all 3,877 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.