$109 Cheap United flights Colorado Springs (COS) to Houston (IAH)

View $109 flight on Tue, Oct 7, 2025Opens in a new window

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$109 Cheap United flights Colorado Springs (COS) to Houston (IAH)

Prices were available within the past 7 days and start at $109 for one-way flights and $225 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Oct 8 - Mon, Oct 13
COS
Colorado Springs
IAH
Houston
$225 Roundtrip, found 3 days ago
$225
Roundtrip
found 3 days ago
Select United flight, departing Wed, Oct 8 from Colorado Springs to Houston, returning Mon, Oct 13, priced at $225 found 3 days ago
United
Tue, Oct 28 - Fri, Oct 31
COS
Colorado Springs
IAH
Houston
$226 Roundtrip, found 23 hours ago
$226
Roundtrip
found 23 hours ago
Select United flight, departing Tue, Oct 28 from Colorado Springs to Houston, returning Fri, Oct 31, priced at $226 found 23 hours ago
United
Wed, Dec 31 - Wed, Jan 7
COS
Colorado Springs
IAH
Houston
$227 Roundtrip, found 4 hours ago
$227
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Dec 31 from Colorado Springs to Houston, returning Wed, Jan 7, priced at $227 found 4 hours ago
United
Wed, Oct 8 - Wed, Oct 15
COS
Colorado Springs
IAH
Houston
$231 Roundtrip, found 2 days ago
$231
Roundtrip
found 2 days ago
Select United flight, departing Wed, Oct 8 from Colorado Springs to Houston, returning Wed, Oct 15, priced at $231 found 2 days ago
United
Wed, Oct 8 - Wed, Oct 15
COS
Colorado Springs
IAH
Houston
$231 Roundtrip, found 2 days ago
$231
Roundtrip
found 2 days ago
Select United flight, departing Wed, Oct 8 from Colorado Springs to Houston, returning Wed, Oct 15, priced at $231 found 2 days ago
United
Thu, Sep 18 - Mon, Sep 22
COS
Colorado Springs
IAH
Houston
$233 Roundtrip, found 12 hours ago
$233
Roundtrip
found 12 hours ago
Select United flight, departing Thu, Sep 18 from Colorado Springs to Houston, returning Mon, Sep 22, priced at $233 found 12 hours ago
Flights from Colorado Springs (COS) to Houston (IAH)
Origin airport
Colorado Springs
Destination airport
George Bush Intercontinental
Airlines serving
American Airlines, Delta, United
Popular airline
American Airlines
Distance
808 mi
Average flight time
3 hours 27 mins

Frequently asked questions

How much is a United Airlines flight from Colorado Springs Airport (COS) to George Bush Intercontinental Airport (IAH)?
You can discover budget-friendly return United Airlines flights from $225 from COS to IAH by filtering your results from "Price (lowest to highest)" on Expedia. Or search for bargains from $109 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from COS to IAH with United Airlines?
November is one of the cheapest months to get away to Houston with United Airlines. You could also find great prices on one-way and round-trip tickets in February.
What is the cheapest time to book flights from Colorado Springs Airport (COS) to George Bush Intercontinental Airport (IAH) with United Airlines?
Search for affordable United Airlines flights from Colorado Springs Airport (COS) to George Bush Intercontinental Airport (IAH) one to three months before your departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and journey, the best day to book a domestic flight is usually Sunday and the most expensive tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Colorado Springs Airport (COS) to George Bush Intercontinental Airport (IAH)?
Easily travel from Colorado Springs Airport (COS) to George Bush Intercontinental Airport (IAH) on any of United Airlines's 11 direct weekly flights. Apply Expedia's "Nonstop" and "Airline" filters to find the United Airlines flight that'll get you to IAH at a time that suits you.
How long does it take to fly from COS to IAH with United Airlines?
It takes approximately 2h 29m to fly nonstop from Colorado Springs Airport (COS) to George Bush Intercontinental Airport (IAH) with United Airlines.
Which day of the week has the most United Airlines flights from Colorado Springs Airport (COS) to George Bush Intercontinental Airport (IAH)?
United Airlines operates the most flights from Colorado Springs Airport (COS) to George Bush Intercontinental Airport (IAH) on Thursday. With up to 2 daily departures, you'll get the most flexibility and choice on this day.
What is the earliest United Airlines flight from COS to IAH?
The earliest United Airlines flight from COS to IAH departs at 7:30AM UTC-7, touching down at 11:01AM UTC-6. If you want to set off later, the last United Airlines flight leaves COS at 12:09PM UTC-7 and touches down at IAH at 3:34PM UTC-6. Flying early is often a smart option as morning and mid-morning flights are least likely to face cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Houston?
George Bush Intercontinental Airport (IAH) is the primary Houston hub for United Airlines flights from Colorado Springs Airport (COS).
Why fly with United Airlines from COS to IAH?
Offering a rewarding loyalty program, United Airlines is a favorite of many travelers departing from COS to IAH. Plus, as a United Mileage Plus and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from Colorado Springs Airport (COS) to George Bush Intercontinental Airport (IAH)?
Catch a United Airlines flight from Colorado Springs Airport (COS) to George Bush Intercontinental Airport (IAH), and you'll likely be flying on an Embraer 175. Keep in mind though, that the aircraft type can vary depending on operational reasons.
Can I change or cancel my United Airlines flight from Colorado Springs Airport (COS) to George Bush Intercontinental Airport (IAH)?
It's usually possible to cancel or modify your flight, although additional charges may apply if your booking was made more than 24 hours ago. Need to keep your options open? Make use of Expedia's "No cancel fee" and "Changes included" filters to find flights that won't charge you extra if you need to alter your plans. To modify your booking, visit "Trips," select your flight and click on "Manage Booking" for more information.

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