HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Colorado

$44+ Cheap flights from George Bush Intcntl (IAH) to Colorado

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — DEN
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from George Bush Intcntl to Colorado with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from George Bush Intcntl to Colorado

Cheapest flights from George Bush Intcntl to Colorado
Explore the most affordable flight options available from George Bush Intcntl to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Frontier deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/176:45 am
IAH
-
DEN
Nonstop2h 41m
Frontier
Tue 2/243:36 pm
DEN
-
IAH
Nonstop2h 38m
Frontier
Deal found 1/27$77
This Cheapflightsfares deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/166:39 am
IAH
-
DEN
Nonstop2h 41m
Frontier
Wed 2/258:00 pm
DEN
-
IAH
Nonstop2h 32m
Frontier
Deal found 1/27$82
This Frontier deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/264:59 pm
IAH
-
DEN
Nonstop2h 45m
Frontier
Thu 2/269:00 pm
DEN
-
IAH
Nonstop2h 33m
Frontier
Deal found 1/27$83
This Super.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/248:45 am
IAH
-
DEN
Nonstop2h 45m
Frontier
Thu 3/59:00 pm
DEN
-
IAH
Nonstop2h 33m
Frontier
Deal found 1/28$87
This Cheapflightsfares deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:39 am
IAH
-
DEN
Nonstop2h 41m
Frontier
Thu 3/59:00 pm
DEN
-
IAH
Nonstop2h 33m
Frontier
Deal found 1/28$88
This Gotogate deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:39 am
IAH
-
DEN
Nonstop2h 41m
Frontier
Mon 3/29:00 pm
DEN
-
IAH
Nonstop2h 33m
Frontier
Deal found 1/28$89
This Cheapflightsfares deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:45 am
IAH
-
DEN
Nonstop2h 41m
Frontier
Sat 2/2811:25 pm
DEN
-
IAH
1 stop8h 15m
Frontier
Deal found 1/28$92
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:45 am
IAH
-
DEN
Nonstop2h 41m
Frontier
Sat 3/78:50 am
DEN
-
IAH
1 stop11h 03m
Frontier
Deal found 1/27$93
This Super.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/144:59 pm
IAH
-
DEN
Nonstop2h 45m
Frontier
Tue 2/178:00 pm
DEN
-
IAH
Nonstop2h 32m
Frontier
Deal found 1/27$96
This Cheapflightsfares deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/192:17 pm
IAH
-
DEN
1 stop27h 22m
Frontier
Wed 2/258:00 pm
DEN
-
IAH
Nonstop2h 32m
Frontier
Deal found 1/27$101
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/36:30 am
IAH
-
DRO
1 stop7h 09m
United Airlines
Sat 3/71:41 pm
DRO
-
IAH
1 stop5h 29m
United Airlines
Deal found 1/28$214
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/212:53 pm
IAH
-
DRO
1 stop6h 58m
United Airlines
Sat 2/281:41 pm
DRO
-
IAH
1 stop5h 19m
United Airlines
Deal found 1/28$218

Find flight deals from George Bush Intcntl to Colorado

Keep the following information in mind while searching for George Bush Intcntl to Colorado flight deals. Data was last updated January 29, 2026.

Round-trip from

$77
(Frontier)

One-way from

$44
(Super.com)

Popular in

December

Cheapest in

February

Average price

$163

Good round-trip deal

$146 or less

Good one-way deal

$92 or less
From Houston George Bush Intcntl to Colorado
Search Deals
One-way flight from Houston George Bush Intcntl to Colorado
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Houston George Bush Intcntl to Colorado.
Search Deals
Price to beat on a one-way flight from Houston George Bush Intcntl to Colorado.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl to Colorado that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Colorado that are best for you.

Fly from

George Bush Intcntl

Fly to

Colorado

Route

Depart

Return

Price

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Wed 4/1

7:00 am-8:42 am

Nonstop2h 42m

Denver Intl

Tue 4/7

9:06 pm-12:48 am

Nonstop2h 42m

$87

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Fri 2/27

9:54 pm-11:37 pm

Nonstop2h 43m

Denver Intl

Mon 3/2

11:00 am-2:33 pm

Nonstop2h 33m

$88

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Wed 2/18

6:45 am-8:26 am

Nonstop2h 41m

Denver Intl

Tue 2/24

9:25 am-6:28 pm

1 stop8h 03m

$98

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Thu 2/26

6:39 am-8:20 am

Nonstop2h 41m

Denver Intl

Mon 4/6

9:06 pm-12:48 am

Nonstop2h 42m

$126

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Tue 3/17

6:45 am-8:26 am

Nonstop2h 41m

Denver Intl

Fri 3/20

4:44 pm-11:52 pm

1 stop30h 08m

$175

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Tue 2/24

12:50 pm-2:32 pm

Nonstop2h 42m

Denver Intl

Sat 2/28

8:33 pm-11:59 pm

Nonstop2h 26m

$177

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Sun 2/8

1:47 pm-9:39 pm

1 stop8h 52m

Denver Intl

Sat 2/14

9:00 pm-12:33 am

Nonstop2h 33m

$191

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Tue 3/3

4:25 pm-12:23 am

1 stop8h 58m

Denver Intl

Sat 3/7

5:30 am-1:30 pm

1 stop7h 00m

$197

HoustonDurango

IAH - DRO

IAHDRO

Houston George Bush Intcntl

Tue 4/28

7:00 am-12:34 pm

1 stop6h 34m

Durango La Plata County

Tue 5/5

1:35 pm-8:12 pm

1 stop5h 37m

$214

HoustonDurango

IAH - DRO

IAHDRO

Houston George Bush Intcntl

Tue 3/3

6:30 am-12:39 pm

1 stop7h 09m

Durango La Plata County

Sat 3/7

1:41 pm-8:10 pm

1 stop5h 29m

$214

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from George Bush Intcntl to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from George Bush Intcntl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Houston George Bush Intcntl Airport to Colorado

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Colorado?

Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Colorado (average of $48). Flying from Houston George Bush Intcntl Airport to Colorado in July is currently the most expensive (average of $112). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAH to CO?

Find hourly flight availability from George Bush Intcntl to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 29, 2026.

A simple way to save on the total cost of your ticket is to fly from Houston George Bush Intcntl Airport to Colorado at noon. If you’re flexible enough to do this you can expect to save up to 37% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Houston George Bush Intcntl Airport to Colorado?

Use this chart to determine the cheapest time to fly round-trip from George Bush Intcntl to Colorado. Price data was last updated on January 24, 2026.

Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Colorado flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Houston George Bush Intcntl Airport to Colorado

Explore weekly flight availability from George Bush Intcntl to Colorado. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 29, 2026.

The most flights from IAH to USCO are scheduled on a Wednesday (38 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (29 on average).

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Colorado. Reviews last updated January 29, 2026.
Peruse reviews from past customers who have flown with United Airlines, American Airlines, and Frontier from Houston George Bush Intcntl Airport to Colorado to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,215 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,215 reviews
United Airlines
7.4
Good
9,215 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,205 reviews
United Airlines
7.4
Good
9,215 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
Frontier
5.7
Fair
3,056 reviews
United Airlines
7.4
Good
9,215 reviews

Food

6.6

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Houston George Bush Intcntl Airport to Colorado?

    A quick flight from Houston George Bush Intcntl Airport to Colorado can take about 2h 42m. Frontier provides one of the quickest options available for as low as $87. The distance from Houston George Bush Intcntl Airport to Colorado is about 861 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Colorado one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $35. American Airlines flights start at $88 while deals on United Airlines start at $98 one-way.

  • What are the most popular routes from Houston George Bush Intcntl Airport to Colorado?

    While some choose either Houston George Bush Intcntl - Colorado Springs or Houston George Bush Intcntl - Grand Junction Regnl, Houston George Bush Intcntl - Denver Intl is the most popular route from Houston George Bush Intcntl Airport to Colorado.

  • What are the most reliable airlines from Houston George Bush Intcntl Airport to Colorado?

    Before booking your flight to Colorado from Houston George Bush Intcntl Airport, check out the most reliable airlines to get you to your destination on time: Emirates (90%), Volaris (88%), Air New Zealand( 87%).

  • What are the cheapest flights from Houston George Bush Intcntl Airport to Colorado?

    The cheapest flight price from Houston George Bush Intcntl Airport to Colorado is $43. On average you can expect to pay $1,035. The most popular route, (Houston George Bush Intcntl - Denver Intl), can usually be booked for $90.

  • Can I find deals for flights from George Bush Intcntl to Colorado that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to Colorado flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to Colorado?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Colorado.

  • Can I find deals for business class flights from George Bush Intcntl to Colorado?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Colorado by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Colorado?

    Currently, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Colorado (average of $48). Flying from Houston George Bush Intcntl Airport to Colorado in July is currently the most expensive (average of $112). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for George Bush Intcntl to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to John F Kennedy Intl flights
Hobby to LaGuardia flights
Hobby to Las Vegas flights
Hobby to Newark flights
Hobby to Denver flights
Hobby to Los Angeles flights
George Bush Intcntl to John F Kennedy Intl flights
George Bush Intcntl to Las Vegas flights
George Bush Intcntl to Newark flights
Hobby to Seattle flights
George Bush Intcntl to Denver flights
George Bush Intcntl to LaGuardia flights
George Bush Intcntl to Los Angeles flights
Hobby to Orlando flights
Hobby to Sky Harbor Intl flights
Hobby to San Francisco flights
Hobby to Miami flights
George Bush Intcntl to Seattle flights
Hobby to Dallas/Fort Worth flights
Hobby to Reagan-National flights
Hobby to Dulles Intl flights
George Bush Intcntl to Sky Harbor Intl flights
George Bush Intcntl to Orlando flights
Hobby to New Orleans flights
Hobby to Fort Lauderdale flights
George Bush Intcntl to Reagan-National flights
George Bush Intcntl to San Francisco flights
Hobby to Midway flights
Hobby to Honolulu flights
Hobby to Boston flights
Hobby to Baltimore flights
Hobby to Salt Lake City flights
Hobby to Ontario flights
George Bush Intcntl to Miami flights
George Bush Intcntl to Dallas/Fort Worth flights
Hobby to Atlanta flights
George Bush Intcntl to Fort Lauderdale flights
Hobby to Tampa flights
George Bush Intcntl to Dulles Intl flights
George Bush Intcntl to Ontario flights
Hobby to Philadelphia flights
George Bush Intcntl to O'Hare Intl flights
George Bush Intcntl to Honolulu flights
Hobby to Santa Ana flights
George Bush Intcntl to Boston flights
Hobby to Nashville flights
George Bush Intcntl to New Orleans flights
George Bush Intcntl to Salt Lake City flights
George Bush Intcntl to Tampa flights
Hobby to O'Hare Intl flights

Top 3 airlines flying from George Bush Intcntl to Colorado

Discover the top 3 airlines that operate flights from George Bush Intcntl to Colorado. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$58Average$165FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$158Average$460FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$196Average$420FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.