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$41+ 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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — DEN
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find 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 October 28, 2025.

This Frontier deal was found by Cheapflights users on 10/25. 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.
Sat 11/87:00 amIAH - DEN
Nonstop2h 37mFrontier
Sat 11/88:04 pmDEN - IAH
Nonstop2h 25mFrontier
Deal found 10/25$88
This Cheapflightsfares deal was found by Cheapflights users on 10/27. 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.
Fri 12/126:45 amIAH - DEN
Nonstop2h 42mFrontier
Tue 12/1610:13 amDEN - IAH
Nonstop2h 30mFrontier
Deal found 10/27$90
This Frontier deal was found by Cheapflights users on 10/26. 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.
Sat 11/158:48 pmIAH - DEN
Nonstop2h 41mFrontier
Sun 11/167:08 amDEN - IAH
Nonstop2h 29mFrontier
Deal found 10/26$92
This Frontier deal was found by Cheapflights users on 10/25. 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.
Sat 11/87:00 amIAH - DEN
Nonstop2h 37mFrontier
Wed 11/129:07 amDEN - IAH
Nonstop2h 32mFrontier
Deal found 10/25$93
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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.
Sat 11/87:00 amIAH - DEN
Nonstop2h 37mFrontier
Sat 12/61:02 pmDEN - IAH
1 stop8h 16mFrontier
Deal found 10/26$97
This Frontier deal was found by Cheapflights users on 10/26. 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.
Sat 12/611:32 amIAH - DEN
Nonstop2h 44mFrontier
Tue 12/169:00 pmDEN - IAH
Nonstop2h 31mFrontier
Deal found 10/26$98
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:45 amIAH - DEN
Nonstop2h 42mFrontier
Mon 12/810:50 pmDEN - IAH
1 stop19h 22mFrontier
Deal found 10/28$99
This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Sat 12/611:32 amIAH - DEN
Nonstop2h 44mFrontier
Thu 12/116:00 amDEN - IAH
1 stop12h 12mFrontier
Deal found 10/27$100
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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 11/108:48 pmIAH - DEN
Nonstop2h 41mFrontier
Sat 11/157:08 amDEN - IAH
Nonstop2h 29mFrontier
Deal found 10/26$101
This Cheapflightsfares deal was found by Cheapflights users on 10/26. 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.
Sat 12/68:07 pmIAH - DEN
1 stop27h 57mFrontier
Sat 12/139:00 pmDEN - IAH
Nonstop2h 31mFrontier
Deal found 10/26$102
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Mon 11/38:30 amIAH - DRO
1 stop5h 06mUnited Airlines
Mon 11/105:15 amDRO - IAH
1 stop5h 00mUnited Airlines
Deal found 10/26$223
This Delta deal was found by Cheapflights users on 10/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/411:36 amIAH - COS
1 stop6h 43mDelta
Mon 12/81:42 pmCOS - IAH
1 stop6h 29mDelta
Deal found 10/26$227

Cheap 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 October 28, 2025.

Round-trip from

$87
(Cheapflightsfares)

One-way from

$41
(Cheapflightsfares)

Popular in

December

Cheapest in

January

Average price

$181

Good round-trip deal

$142 or less

Good one-way deal

$112 or less
From Houston George Bush Intcntl to Colorado
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One-way flight from Houston George Bush Intcntl to Colorado
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High demand for flights, 7% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Houston George Bush Intcntl to Colorado.
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Price to beat on a one-way flight from Houston George Bush Intcntl to Colorado.
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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 October 28, 2025.
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

Tue 3/3

3:40 pm-10:22 pm

1 stop7h 42m

Denver Intl

Wed 3/4

4:40 pm-11:59 pm

1 stop6h 19m

$197

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Fri 12/12

5:55 pm-11:17 pm

1 stop6h 22m

Denver Intl

Mon 12/15

12:50 am-8:51 am

1 stop7h 01m

$207

HoustonHayden

IAH - HDN

IAHHDN

Houston George Bush Intcntl

Thu 1/8

5:25 am-12:41 pm

1 stop8h 16m

Hayden Yampa Valley

Wed 1/14

3:40 pm-11:17 pm

1 stop6h 37m

$209

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Sun 12/14

6:39 pm-12:07 am

1 stop6h 28m

Denver Intl

Thu 12/18

5:45 am-3:22 pm

1 stop8h 37m

$217

HoustonGrand Junction

IAH - GJT

IAHGJT

Houston George Bush Intcntl

Wed 3/25

6:43 am-12:42 pm

1 stop6h 59m

Grand Junction Regnl

Sat 3/28

6:14 pm-12:32 am

1 stop5h 18m

$236

HoustonDurango

IAH - DRO

IAHDRO

Houston George Bush Intcntl

Thu 1/8

7:13 am-11:05 am

1 stop4h 52m

Durango La Plata County

Sun 1/11

6:00 pm-11:59 pm

1 stop4h 59m

$240

HoustonColorado Springs

IAH - COS

IAHCOS

Houston George Bush Intcntl

Fri 12/5

8:30 am-1:08 pm

1 stop5h 38m

Colorado Springs

Tue 12/9

7:30 am-11:03 am

Nonstop2h 33m

$242

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Sat 12/6

6:05 pm-7:46 pm

Nonstop2h 41m

Denver Intl

Mon 12/8

7:20 pm-10:45 pm

Nonstop2h 25m

$249

HoustonColorado Springs

IAH - COS

IAHCOS

Houston George Bush Intcntl

Fri 12/5

11:36 am-5:19 pm

1 stop6h 43m

Colorado Springs

Tue 12/9

8:10 am-5:45 pm

1 stop8h 35m

$252

HoustonColorado Springs

IAH - COS

IAHCOS

Houston George Bush Intcntl

Sun 12/7

7:20 am-11:18 am

1 stop4h 58m

Colorado Springs

Tue 12/9

3:33 pm-8:50 pm

1 stop4h 17m

$252

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 60 results
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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 $45). 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 October 28, 2025.

A simple way to save on the total cost of your ticket is to fly from Houston George Bush Intcntl Airport to Colorado in the morning. If you’re flexible enough to do this you can expect to save up to 20% on your trip compared to booking a flight at noon.

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 October 26, 2025.

Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Colorado flight should consider departing on Tuesday at noon 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.

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 October 28, 2025.
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
8,996 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

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
8,996 reviews
United Airlines
7.4
Good
8,996 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

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
11,033 reviews
United Airlines
7.4
Good
8,996 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

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
5.8
Fair
3,122 reviews
United Airlines
7.4
Good
8,996 reviews

Crew

8.1

Boarding

7.7

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

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 6h 59m. Delta provides one of the quickest options available for as low as $236. The distance from Houston George Bush Intcntl Airport to Colorado is about 978 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 United Airlines, which is currently one of the cheapest options available, starting at $79. Frontier flights start at $87 while deals on American Airlines start at $208 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 - Vail Eagle County, 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: Air Canada (84%), Air New Zealand (83%), Avianca( 82%).

  • 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 $42. On average you can expect to pay $734. The most popular route, (Houston George Bush Intcntl - Denver Intl), can usually be booked for $108.

  • 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 $45). 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.

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Alternative routes for George Bush Intcntl to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
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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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$58Average$161FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$162Average$465FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$196Average$432FlexibilityNo cancel feeOn-time71%

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