HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
George Bush Intcntl

$41+ Cheap flights from Colorado to George Bush Intcntl (IAH)

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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — IAH
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Colorado to George Bush Intcntl 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 Colorado to George Bush Intcntl

Cheapest flights from Colorado to George Bush Intcntl
Explore the most affordable flight options available from Colorado to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This CheapOair deal was found by Cheapflights users on 12/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/309:07 pmDEN - IAH
Nonstop2h 31mFrontier
Tue 1/68:13 pmIAH - DEN
1 stop27h 46mFrontier
Deal found 12/16$169
This Cheapflightsfares deal was found by Cheapflights users on 12/17. 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 12/2510:32 pmDEN - IAH
1 stop24h 10mFrontier
Wed 1/214:08 pmIAH - DEN
Nonstop2h 45mFrontier
Deal found 12/17$190
This CheapOair deal was found by Cheapflights users on 12/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1810:37 pmDEN - IAH
1 stop13h 50mFrontier
Tue 1/63:57 pmIAH - DEN
Nonstop2h 43mFrontier
Deal found 12/16$192
This Frontier deal was found by Cheapflights users on 12/16. 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.
Wed 12/317:00 amDEN - IAH
Nonstop2h 37mFrontier
Wed 12/3110:35 pmIAH - DEN
1 stop11h 20mFrontier
Deal found 12/16$201
This Frontier deal was found by Cheapflights users on 12/16. 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 12/309:07 pmDEN - IAH
Nonstop2h 31mFrontier
Wed 12/3110:35 pmIAH - DEN
1 stop11h 20mFrontier
Deal found 12/16$211
This Kiwi.com deal was found by Cheapflights users on 12/16. 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 12/179:00 pmDEN - IAH
Nonstop2h 31mFrontier
Tue 1/204:08 pmIAH - DEN
Nonstop2h 45mFrontier
Deal found 12/16$212
This Frontier deal was found by Cheapflights users on 12/16. 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.
Wed 12/317:00 amDEN - IAH
Nonstop2h 37mFrontier
Fri 1/210:28 pmIAH - DEN
1 stop11h 27mFrontier
Deal found 12/16$225
This Frontier deal was found by Cheapflights users on 12/16. 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 12/309:07 pmDEN - IAH
Nonstop2h 31mFrontier
Fri 1/210:28 pmIAH - DEN
1 stop11h 27mFrontier
Deal found 12/16$235
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Thu 12/251:15 pmMTJ - IAH
Nonstop2h 33mUnited Airlines
Sat 1/34:35 pmIAH - MTJ
1 stop4h 51mUnited Airlines
Deal found 12/16$339
This Delta deal was found by Cheapflights users on 12/16. 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 12/253:08 pmMTJ - IAH
1 stop7h 43mDelta
Sat 1/37:00 amIAH - MTJ
1 stop8h 12mDelta
Deal found 12/16$349
This United Airlines deal was found by Cheapflights users on 12/16. 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.
Wed 12/317:36 amCOS - IAH
Nonstop2h 37mUnited Airlines
Sun 1/48:10 pmIAH - COS
Nonstop2h 44mUnited Airlines
Deal found 12/16$379
This American Airlines deal was found by Cheapflights users on 12/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:00 amCOS - IAH
1 stop15h 06mAmerican Airlines
Thu 1/17:27 pmIAH - COS
1 stop5h 20mAmerican Airlines
Deal found 12/17$412

Find flight deals from Colorado to George Bush Intcntl

Keep the following information in mind while searching for Colorado to George Bush Intcntl flight deals. Data was last updated December 18, 2025.

Round-trip from

$82
(Frontier)

One-way from

$41
(Frontier)

Popular in

November

Cheapest in

January

Average price

$248

Good round-trip deal

$250 or less

Good one-way deal

$124 or less
From Colorado to Houston George Bush Intcntl
Search Deals
One-way flight from Colorado to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Colorado to Houston George Bush Intcntl.
Search Deals
Price to beat on a one-way flight from Colorado to Houston George Bush Intcntl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to George Bush Intcntl 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 December 18, 2025.
Use the filters below to find and compare flights from Colorado to Houston George Bush Intcntl Airport that are best for you.

Fly from

Colorado

Fly to

George Bush Intcntl

Route

Depart

Return

Price

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Thu 1/22

9:00 pm-12:33 am

Nonstop2h 33m

Houston George Bush Intcntl

Mon 1/26

8:02 pm-9:49 pm

Nonstop2h 47m

$87

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Sun 1/25

5:40 pm-1:48 pm

2 stops19h 08m

Houston George Bush Intcntl

Wed 1/28

10:30 am-12:17 pm

Nonstop2h 47m

$134

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Mon 1/5

9:07 pm-12:38 am

Nonstop2h 31m

Houston George Bush Intcntl

Sun 1/18

6:35 am-8:16 am

Nonstop2h 41m

$160

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Sat 2/14

8:33 pm-11:59 pm

Nonstop2h 26m

Houston George Bush Intcntl

Sun 2/22

6:30 am-8:10 am

Nonstop2h 40m

$177

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Thu 12/25

10:32 pm-11:42 pm

1 stop24h 10m

Houston George Bush Intcntl

Wed 1/21

4:08 pm-5:53 pm

Nonstop2h 45m

$190

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Fri 1/23

7:20 pm-10:48 pm

Nonstop2h 28m

Houston George Bush Intcntl

Sun 2/1

10:01 pm-11:41 pm

Nonstop2h 40m

$197

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Fri 1/30

5:01 am-8:36 am

Nonstop2h 35m

Houston George Bush Intcntl

Mon 2/2

8:22 pm-10:06 pm

Nonstop2h 44m

$197

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Tue 1/6

11:59 pm-10:01 am

1 stop9h 02m

Houston George Bush Intcntl

Sun 1/11

2:36 pm-7:13 am

2 stops41h 37m

$198

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Tue 1/6

11:59 pm-10:01 am

1 stop9h 02m

Houston George Bush Intcntl

Mon 1/12

4:15 pm-7:13 am

2 stops15h 58m

$204

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Thu 1/22

10:50 am-5:40 pm

1 stop5h 50m

Houston George Bush Intcntl

Sun 1/25

7:20 am-2:50 pm

1 stop8h 30m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

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

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

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Colorado 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 Colorado to Houston George Bush Intcntl Airport

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

Currently, October is the cheapest month in which you can book a flight from Colorado to Houston George Bush Intcntl Airport (average of $51). Flying from Colorado to Houston George Bush Intcntl Airport in August is currently the most expensive (average of $122). 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 CO to IAH?

Find hourly flight availability from Colorado to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

When flying from Colorado to Houston George Bush Intcntl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 59% versus a flight in the morning.

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

Use this chart to determine the cheapest time to fly round-trip from Colorado to George Bush Intcntl. Price data was last updated on December 13, 2025.

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

Related info for your journey

Find useful and relevant information for your journey from Colorado to George Bush Intcntl. 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 Colorado to Houston George Bush Intcntl Airport?

    For as low as $177, Frontier can have you in Houston George Bush Intcntl Airport from Colorado in 2h 26m. The distance from Colorado to Houston George Bush Intcntl Airport 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 most popular routes from Colorado to Houston George Bush Intcntl Airport?

    The most popular flight routes from Colorado to Houston George Bush Intcntl Airport are Denver Intl - Houston George Bush Intcntl, Colorado Springs - Houston George Bush Intcntl and Grand Junction Regnl - Houston George Bush Intcntl.

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

    The top 3 most reliable airlines when flying from Colorado to Houston George Bush Intcntl Airport are Volaris (93%), Avianca (88%) and Air New Zealand (79%).

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

    The cheapest flight price from Colorado to Houston George Bush Intcntl Airport is $39. On average you can expect to pay $870. The most popular route, (Denver Intl - Houston George Bush Intcntl), can usually be booked for $100.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Colorado to George Bush Intcntl 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 Colorado to Houston George Bush Intcntl Airport?

    Currently, October is the cheapest month in which you can book a flight from Colorado to Houston George Bush Intcntl Airport (average of $51). Flying from Colorado to Houston George Bush Intcntl Airport in August is currently the most expensive (average of $122). 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

Traveling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Spring
Montgomery
Katy
The Woodlands
Tomball
Jersey Village
Humble
Conroe
Cypress

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 Colorado to George Bush Intcntl

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Hobby flights
LaGuardia to Hobby flights
John F Kennedy Intl to Hobby flights
John F Kennedy Intl to George Bush Intcntl flights
Newark to George Bush Intcntl flights
Los Angeles to Hobby flights
Dulles Intl to Hobby flights
Reagan-National to Hobby flights
LaGuardia to George Bush Intcntl flights
Seattle to Hobby flights
Baltimore to Hobby flights
Los Angeles to George Bush Intcntl flights
Boston to Hobby flights
Dulles Intl to George Bush Intcntl flights
Dallas/Fort Worth to Hobby flights
Seattle to George Bush Intcntl flights
Atlanta to Hobby flights
Reagan-National to George Bush Intcntl flights
Denver to Hobby flights
O'Hare Intl to Hobby flights
Ontario to Hobby flights
Philadelphia to Hobby flights
Boston to George Bush Intcntl flights
Dallas/Fort Worth to George Bush Intcntl flights
Minneapolis to Hobby flights
Ontario to George Bush Intcntl flights
O'Hare Intl to George Bush Intcntl flights
San Francisco to Hobby flights
Atlanta to George Bush Intcntl flights
Baltimore to George Bush Intcntl flights
Denver to George Bush Intcntl flights
Philadelphia to George Bush Intcntl flights
Cincinnati to Hobby flights
Midway to Hobby flights
Sky Harbor Intl to Hobby flights
Miami to Hobby flights
Charlotte to Hobby flights
Cleveland to Hobby flights
Fort Lauderdale to Hobby flights
Minneapolis to George Bush Intcntl flights
Raleigh to Hobby flights
Orlando to Hobby flights
San Francisco to George Bush Intcntl flights
Miami to George Bush Intcntl flights
Detroit to Hobby flights
Fort Lauderdale to George Bush Intcntl flights
Detroit to George Bush Intcntl flights
Sky Harbor Intl to George Bush Intcntl flights
Orlando to George Bush Intcntl flights
Santa Ana to Hobby flights

Top 3 airlines flying from Colorado to George Bush Intcntl

Discover the top 3 airlines that operate flights from Colorado to George Bush Intcntl. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$67Average$172FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$176Average$457FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$207Average$370FlexibilityNo 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.