Cheap flights To Castle Rock (DEN) from $50

Earn rewards on top of your airline miles with Orbitz Rewards

Many airlines offer flexible change policies

Sign up to receive text alerts about your trip

Cheap Flights to Castle Rock from $50 One Way, $70 Round Trip

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

Wed, Oct 8 - Tue, Oct 14
LAX
Los Angeles Intl.
DEN
Denver Intl.
$70 Roundtrip, found 5 days ago
$70
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Wed, Oct 8 from Los Angeles Intl. to Denver Intl., returning Tue, Oct 14, priced at $70 found 5 days ago
Tue, Oct 7 - Wed, Oct 8
IAH
George Bush Intercontinental
DEN
Denver Intl.
$70 Roundtrip, found 6 days ago
$70
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Tue, Oct 7 from George Bush Intercontinental to Denver Intl., returning Wed, Oct 8, priced at $70 found 6 days ago
Sat, Sep 20 - Tue, Sep 23
LAX
Los Angeles Intl.
DEN
Denver Intl.
$76 Roundtrip, found 5 days ago
$76
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Sat, Sep 20 from Los Angeles Intl. to Denver Intl., returning Tue, Sep 23, priced at $76 found 5 days ago
Tue, Aug 19 - Tue, Aug 19
IAH
George Bush Intercontinental
DEN
Denver Intl.
$78 Roundtrip, found 6 days ago
$78
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Tue, Aug 19 from George Bush Intercontinental to Denver Intl., returning Tue, Aug 19, priced at $78 found 6 days ago
Tue, Oct 7 - Tue, Oct 7
ORD
O'Hare Intl.
DEN
Denver Intl.
$82 Roundtrip, found 5 days ago
$82
Roundtrip
found 5 days ago
Select Frontier Airlines flight, departing Tue, Oct 7 from O'Hare Intl. to Denver Intl., returning Tue, Oct 7, priced at $82 found 5 days ago
Sat, Oct 18 - Sat, Oct 18
DFW
Dallas-Fort Worth Intl.
DEN
Denver Intl.
$83 Roundtrip, found 3 days ago
$83
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sat, Oct 18 from Dallas-Fort Worth Intl. to Denver Intl., returning Sat, Oct 18, priced at $83 found 3 days ago
Sat, Sep 13 - Sat, Sep 13
DFW
Dallas-Fort Worth Intl.
DEN
Denver Intl.
$134 Roundtrip, found 21 hours ago
$134
Roundtrip
found 21 hours ago
Select United flight, departing Sat, Sep 13 from Dallas-Fort Worth Intl. to Denver Intl., returning Sat, Sep 13, priced at $134 found 21 hours ago
Sat, Sep 13 - Sat, Sep 13
DFW
Dallas-Fort Worth Intl.
DEN
Denver Intl.
$134 Roundtrip, found 21 hours ago
$134
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Sat, Sep 13 from Dallas-Fort Worth Intl. to Denver Intl., returning Sat, Sep 13, priced at $134 found 21 hours ago
Sat, Oct 11 - Wed, Oct 15
DAL
Love Field
DEN
Denver Intl.
$137 Roundtrip, found 16 hours ago
$137
Roundtrip
found 16 hours ago
Select Southwest Airlines flight, departing Sat, Oct 11 from Love Field to Denver Intl., returning Wed, Oct 15, priced at $137 found 16 hours ago
Fri, Dec 12 - Mon, Dec 15
LAX
Los Angeles Intl.
DEN
Denver Intl.
$139 Roundtrip, found 16 hours ago
$139
Roundtrip
found 16 hours ago
Select Delta flight, departing Fri, Dec 12 from Los Angeles Intl. to Denver Intl., returning Mon, Dec 15, priced at $139 found 16 hours ago

Castle Rock Flight Information

Traveling To
Castle Rock
Destination Airport IATA Code
DEN
Number of Airlines Serving
Airlines
Frontier Airlines, Southwest Airlines, United, American Airlines, Delta
Flight Price
$70
Earliest Departing Flight
Latest Departing Flight

Book Your Flight & Hotel Together & Save

Castle Rock economy flight packages

Price found within the past 48 hours. Click for updated prices.
Hotel Indigo Silverthorne by IHG
3.5-star property

Hotel Indigo Silverthorne by IHG

Sep 17 - Sep 20

3 night stay

Dallas (DFW) to Denver (DEN)

Southwest Airlines • Coach

Denver (DEN) to Dallas (DFW)

Frontier Airlines • Coach
Save 100% on your flight
per person
found 1 day ago
Jackpine & Black Bear Condos
4.0-star property

Jackpine & Black Bear Condos

Sep 13 - Sep 20

7 night stay

Dallas (DFW) to Denver (DEN)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
per person
found 21 hours ago
The Springs Condos by Keystone Resort
4.0-star property

The Springs Condos by Keystone Resort

Sep 13 - Sep 20

7 night stay

Dallas (DFW) to Denver (DEN)

Frontier Airlines • Roundtrip • Coach
Save 100% on your flight
per person
found 21 hours ago
Don't see what you're looking for?
See all available trips from Dallas to Castle Rock
View all trips

Castle Rock premium economy flight packages

Price found within the past 48 hours. Click for updated prices.
Wingate by Wyndham Loveland
2.5-star property

Wingate by Wyndham Loveland

8.6/10 Excellent! (1,000 reviews)

Sep 5 - Sep 7

2 night stay

Los Angeles (LAX) to Denver (DEN)

Delta • Roundtrip • PremiumEconomy
per person
found 16 hours ago
Great stay for a couple days. Good value.

Reviewed on Jul 18, 2025

The Armstrong Hotel
3.0-star property

The Armstrong Hotel

9.8/10 Exceptional! (1,207 reviews)

Sep 5 - Sep 7

2 night stay

Los Angeles (LAX) to Denver (DEN)

Delta • Roundtrip • PremiumEconomy
per person
found 16 hours ago
Ed greeted us kindly and made sure we had everything we needed, despite our late arrival.

Reviewed on Jul 18, 2025

Home2 Suites by Hilton Fort Collins
3.0-star property

Home2 Suites by Hilton Fort Collins

9.4/10 Exceptional! (1,000 reviews)

Sep 5 - Sep 7

2 night stay

Los Angeles (LAX) to Denver (DEN)

Delta • Roundtrip • PremiumEconomy
per person
found 16 hours ago
It's a great place to stay while in Ft. Collins

Reviewed on May 30, 2025

Don't see what you're looking for?
See all available trips from Los Angeles to Castle Rock
View all trips

Castle Rock

If you are looking for affordable flights to Castle Rock, look no further. Orbitz offers discounted rates to many destinations.

Bargain flights to Castle Rock now available

As you review your budget and travel plans, consider the low fares Orbitz offers on Castle Rock flights. With Orbitz, booking flights to Castle Rock is easy and the lowest prices are guaranteed.

Easy self-help service offered

Orbitz offers cutting edge mobile tools that allow you to review and make bookings from your Android or iPhone mobile device with a simple application. You can easily and conveniently update your information or book your trip using this service. You are also able to obtain information on affordable hotel packages and receive frequent flight updates. You will receive confirmation of bookings or reservations made using the mobile service on the same day of the request. Change details or receive updates on your Castle Rock flights by visiting the Orbitz site or mobile application.

Orbitz looks after you

Orbitz ensures that you are kept informed with up-to-date flight information, providing feedback to up to six contact numbers to ensure that everyone receives the feedback. In addition to providing the discounted deals on Castle Rock flights, Orbitz is also able to structure a package based on your needs for activities, car hire and accommodations.

Traveler profile updates

After booking your Castle Rock flights, you may access your account profile on the Orbitz site and update your frequent flyer or loyalty membership details. This information will remain on the system and will be available for you to access when you make any future bookings with Orbitz.

Frequently asked questions

Which airlines fly to Castle Rock?
With 20 airlines operating services to Denver Intl. Airport (DEN), a major entrance point to Castle Rock, you have loads of options. Find a fabulous deal among these renowned international carriers that'll fly you to this city:

  • United Airlines - 269 flights to Castle Rock per month
  • Southwest Airlines - 88 flights to Castle Rock per month
  • Air Canada - 83 flights to Castle Rock per month

How much is a flight to Castle Rock?
Lots of huge deals were going begging this week, with round-trip flights to Castle Rock ranging from $70 to $139. But it was travelers starting their trip from Dallas (DFW) who nabbed the best bargains. One-way tickets to Castle Rock fell to just $50.
How to book the cheapest flight to Castle Rock?
Snapping up cheap flights to Castle Rock is as easy as booking your ticket with Orbitz. But if you'd like to make sure you're getting the best flight deals around, here are a few tips your budget will love:

  • Departing from or landing at other airports can often help you save on airfares. Type in your preferred departure and arrival airports. Next, select the 'Nearby airports' function below the form fields to look through your options.
  • If you're flexible with your schedule, click on the 'Show flexible dates' link. It'll bring up flight deals for the days around your selected departure. Airfares often vary depending on the day of the week.
  • Select 'Show options' to refine your search results. You can choose your preferred airline and seating class here. Under 'Sort & Filter' to the left, you can even specify whether you want to fly in the morning, afternoon or evening.
  • Once you've worked out your travel dates, book your flight. Ticket prices generally increase as the departure date gets closer.
  • Consider combining your flights, hotels and car rental into a package deal to save cash.
  • Whenever possible, avoid flying in the most popular seasons. Airfares are usually at their most expensive during summer, school breaks and around other vacation times like Thanksgiving and Christmas.

What is the best time to book a flight to Castle Rock?
Pick up a bargain and secure your seats to Castle Rock in January. If you've missed this month, fear not. February and August often have low airfares available, too. Just be careful you don't sleep on a sale — cheap flights pop up and disappear in the click of a mouse!
What day of the week is the cheapest to book a flight to Castle Rock?
Make a booking on a Tuesday, Wednesday or Saturday. Typically, these are the cheapest days of the week to purchase seats to Castle Rock. The getaway of your dreams starts with an incredible flight deal!
What is the cheapest day of the week to fly to Castle Rock?
According to Orbitz data from 2020, Monday is generally the best day of the week for cheap flights to Castle Rock. Tuesday also offers more affordable fares, whereas Saturday has the highest ticket rates. Although flying out at the weekend may be easier to organize, you'll have more money to play with if you jet out early in the week.
What is the cheapest month to fly to Castle Rock?
If you have some wiggle room with your travel plans, think about jetting off sometime in August. Orbitz data shows that this is generally the best month to travel if you want cheap flights to Castle Rock. As you would imagine, airfares climb in June and flights get snapped up fast.
Which airlines allow free cancellation?
We understand that plans can change and flexibility matters. That's why you can search for flights that include free cancellation and no change fees on Orbitz. Just click on "Filter by flexible change policies" and we'll find you fares with more flexibility than a lip balm left in the sun!
What do I need for the flight to Castle Rock?
There's nothing more exciting than jetting somewhere new, but it's smart to be prepared. The following handy tips will help get your journey off to a flying start:

  • Your travel documents are the most important items you'll need to take on your flight to Castle Rock. To avoid any issues when checking in, make sure that the personal information on your ticket corresponds with your government-issued ID.
  • Make time fly by even quicker on your short flight by packing the right things. Think snacks, a water bottle and entertainment. If you'd like your trip to Castle Rock to go quietly, put some noise-canceling headphones or earplugs into your carry-on bag as well.
  • It can get chilly on the plane. If you don't like the idea of shivering your way through the flight, bring an extra layer.

How do I get cheap first-class/business deals to Castle Rock?
Savvy travelers have mastered the art of finding first or business-class airfares to Castle Rock without the hefty price tag. Take their lead with these useful tips:

  • Be more flexible with your travel dates and hold out for big sales on first or business-class airfares.
  • Many low-cost airlines these days have terrific business-class seating for a reasonable price.
  • Make the most of your airline's flight rewards program and use points to upgrade your seat. You can also bid for an upgrade in online auctions.

What is the best time to go to Castle Rock?
Castle Rock is busy in June, July and August. If you're planning to visit during these months, it would be a good idea to book ahead of time to ensure you get the most rewarding deals. Like to know what the summer's like in Castle Rock? Average daily temperatures normally float between 55 ºF and 80 ºF. Like most of the Northern Hemisphere, the summer season kicks off June 20 here.
Travel tips for Castle Rock

  • Get into your comfy sneakers and discover this bustling city on foot. There are lots of big-name attractions you shouldn't miss, such as Outlets at Castle Rock and Red Hawk Ridge Golf Course.
  • You'll discover fun day trip adventures a short drive from Castle Rock's center. Check out Ball Arena first and then make tracks to Red Rocks Amphitheater.
  • Like to see the sights of Denver's other great cities? Pick up a car rental and road-trip your way to Golden or Arvada — or both! With your own ride, discovering those off-radar destinations will also be a cinch.

Nearby

Book on Expedia

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.