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$48+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — DEN
Apr 13 — Apr 201
Mon 4/13
Mon 4/20
1 adult, Economy
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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 March 14, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/8. 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.
Thu 4/166:45 am
IAH
-
DEN
Nonstop2h 43m
Frontier
Tue 4/218:25 pm
DEN
-
IAH
Nonstop2h 31m
Frontier
Deal found 3/8$86
This Cheapflightsfares deal was found by Cheapflights users on 3/8. 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 4/227:45 am
IAH
-
DEN
Nonstop2h 42m
Frontier
Sun 4/265:15 am
DEN
-
IAH
Nonstop2h 34m
Frontier
Deal found 3/8$87
This Cheapflightsfares deal was found by Cheapflights users on 3/12. 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 4/2310:35 am
IAH
-
DEN
Nonstop2h 52m
Frontier
Mon 4/279:06 pm
DEN
-
IAH
Nonstop2h 42m
Frontier
Deal found 3/12$88
This eDestinos deal was found by Cheapflights users on 3/12. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/17:00 am
IAH
-
DEN
Nonstop2h 42m
Frontier
Sat 4/49:06 pm
DEN
-
IAH
Nonstop2h 42m
Frontier
Deal found 3/12$89
This Super.com deal was found by Cheapflights users on 3/9. 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.
Wed 5/204:02 pm
IAH
-
DEN
Nonstop2h 46m
Frontier
Wed 5/278:01 pm
DEN
-
IAH
Nonstop2h 39m
Frontier
Deal found 3/9$91
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 3/3010:56 pm
IAH
-
DEN
Nonstop2h 42m
Frontier
Fri 4/109:06 pm
DEN
-
IAH
Nonstop2h 42m
Frontier
Deal found 3/10$92
This Cheapflightsfares deal was found by Cheapflights users on 3/10. 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 4/157:45 am
IAH
-
DEN
Nonstop2h 42m
Frontier
Mon 4/206:10 am
DEN
-
IAH
Nonstop2h 39m
Frontier
Deal found 3/10$93
This Super.com deal was found by Cheapflights users on 3/13. 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.
Wed 4/89:50 am
IAH
-
DEN
Nonstop2h 52m
Frontier
Sat 4/119:06 pm
DEN
-
IAH
Nonstop2h 42m
Frontier
Deal found 3/13$96
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 4/1310:28 pm
IAH
-
DEN
Nonstop2h 40m
Frontier
Thu 4/166:00 am
DEN
-
IAH
Nonstop2h 39m
Frontier
Deal found 3/10$97
This Super.com deal was found by Cheapflights users on 3/8. 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.
Wed 4/17:00 am
IAH
-
DEN
Nonstop2h 42m
Frontier
Wed 4/1511:00 am
DEN
-
IAH
Nonstop2h 37m
Frontier
Deal found 3/8$99
This Frontier deal was found by Cheapflights users on 3/10. 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 5/204:02 pm
IAH
-
DEN
Nonstop2h 46m
Frontier
Tue 5/268:01 pm
DEN
-
IAH
Nonstop2h 39m
Frontier
Deal found 3/10$100
This United Airlines deal was found by Cheapflights users on 3/10. 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 4/79:46 am
IAH
-
COS
Nonstop2h 38m
United Airlines
Tue 4/1412:18 pm
COS
-
IAH
Nonstop2h 22m
United Airlines
Deal found 3/10$217

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 March 14, 2026.

Round-trip from

$86
(Kiwi.com)

One-way from

$48
(eDestinos)

Popular in

March

Cheapest in

February

Average price

$244

Good round-trip deal

$169 or less

Good one-way deal

$118 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. 0% potential increase in price ($1 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 March 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 March 14, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Wed 4/8

9:57 am-11:43 am

Nonstop2h 46m

Denver Intl

Wed 4/15

5:00 am-8:35 am

Nonstop2h 35m

$207
Quickest round-trip

HoustonDurango

IAH - DRO

IAHDRO

Houston George Bush Intcntl

Thu 5/28

9:47 am-11:21 am

Nonstop2h 34m

Durango La Plata County

Mon 6/1

12:21 pm-3:40 pm

Nonstop2h 19m

$239

HoustonDurango

IAH - DRO

IAHDRO

Houston George Bush Intcntl

Wed 4/8

7:00 am-10:54 am

1 stop4h 54m

Durango La Plata County

Wed 4/15

1:36 pm-8:14 pm

1 stop5h 38m

$254

HoustonGrand Junction

IAH - GJT

IAHGJT

Houston George Bush Intcntl

Wed 3/25

5:00 am-10:05 am

1 stop6h 05m

Grand Junction Regnl

Sat 4/4

4:46 pm-10:36 pm

1 stop4h 50m

$259

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Fri 5/22

5:15 am-6:47 am

Nonstop2h 32m

Denver Intl

Mon 5/25

9:10 pm-12:41 am

Nonstop2h 31m

$265

HoustonGrand Junction

IAH - GJT

IAHGJT

Houston George Bush Intcntl

Fri 3/27

5:00 am-10:03 am

1 stop6h 03m

Grand Junction Regnl

Tue 3/31

5:30 am-1:28 pm

1 stop6h 58m

$279

HoustonGrand Junction

IAH - GJT

IAHGJT

Houston George Bush Intcntl

Fri 3/27

6:00 am-10:05 am

1 stop5h 05m

Grand Junction Regnl

Tue 3/31

7:00 am-3:45 pm

2 stops7h 45m

$284

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Sat 4/18

8:30 pm-10:15 pm

Nonstop2h 45m

Denver Intl

Mon 4/20

7:38 pm-11:14 pm

Nonstop2h 36m

$287

HoustonHayden

IAH - HDN

IAHHDN

Houston George Bush Intcntl

Sat 5/30

4:21 pm-8:17 pm

1 stop4h 56m

Hayden Yampa Valley

Thu 6/4

1:20 pm-8:55 pm

1 stop6h 35m

$289

HoustonGunnison

IAH - GUC

IAHGUC

Houston George Bush Intcntl

Wed 4/8

7:00 am-12:39 pm

1 stop6h 39m

Gunnison

Wed 4/15

1:35 pm-8:14 pm

1 stop5h 39m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Showing 1-10 of 60 resultsSorted by cheapest first
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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, February is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Colorado (average of $57). Flying from Houston George Bush Intcntl Airport to Colorado in July is currently the most expensive (average of $118). 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 March 14, 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 28% 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 March 12, 2026.

Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Colorado flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday at noon 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 March 14, 2026.

The most flights from IAH to USCO are scheduled on a Friday (43 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (28 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 March 14, 2026.
Peruse reviews from past customers who have flown with United Airlines,American Airlines, andFrontier 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
9,418 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

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
9,418 reviews
United Airlines
7.4
Good
9,418 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

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
7.1
Good
11,448 reviews
United Airlines
7.4
Good
9,418 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

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
5.7
Fair
3,031 reviews
United Airlines
7.4
Good
9,418 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

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 2h 46m. United Airlines provides one of the quickest options available for as low as $207. 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 $39. 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 - Durango La Plata 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: Emirates (92%), Air Canada (91%), Frontier( 90%).

  • 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 $64. On average you can expect to pay $630. The most popular route, (Houston George Bush Intcntl - Denver Intl), can usually be booked for $131.

  • 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, February is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Colorado (average of $57). Flying from Houston George Bush Intcntl Airport to Colorado in July is currently the most expensive (average of $118). 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 March 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$66Average$169FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$162Average$458FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$196Average$416FlexibilityNo cancel feeOn-time71%

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