Book Cheap Flight Tickets from Houston (HOU) to Denver (DEN)

Hit the Mile High City and have fun limitlessly through our best and most affordable fares!

Walk through Larimer Square, listen to the live music at Red Rocks Park, and much more when you fly to Denver! Search through our varied selection of fares to get the best one with our simple and dynamic search. We retrieve the top results more quickly than others. Simply enter your travel information and let us locate the affordable rates for you. To visit your favorite destination whenever you want, hit our best fares. Get assistance from our travel experts to find the best-personalized offer for you. We make travel safer by offering verified reservations. So book your cheap flight from Houston to Denver right away!

About Houston

Texas's Houston is a sizable city that reaches Galveston Bay. It has a strong connection to NASA's astronaut training and flight control complex's Space Center Houston, the coastline visitor center. The relatively small  Downtown of the city is home to the Theater District, where the famed Houston Grand Opera is located, and the Historic District, which features elegant restaurants and 19th-century architecture.

About Denver

Denver offers chances for everyone, whether you're searching for a family-friendly location, a place to hang out with friends, or a single getaway. Escape to Denver's beautiful beaches or go hiking in the city's nearby mountains. Explore the streets of the Mile High City on your own. There are numerous possibilities to explore the city, go to some of the famous historical museums, stroll around renowned Larimer Square, hike mountains, and reward yourself with a Stranahan's whisky tour. Make your visit to Denver memorable.

Cheap Flights from Houston to Denver

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FAQs on Houston to Denver Flights

1. Which airlines fly directly from Houston to Denver?
There are two major international airports in Houston. The airlines that serve directly to Denver from George Bush Intercontinental Airport (IAH) are United, Southwest, and Frontier whereas there is only one airline. i.e. Southwest that serves directly to Denver from William P. Hobby Airport (HOU).
2. I’m booking a non-stop/direct flight to Denver from Houston. Which airport do I choose?
In order to fly from Houston to Denver directly, there are two airports which you can consider— George Bush Intercontinental Airport (IAH) and William P. Hobby Airport (HOU) which lies at a distance of 32 and 41 miles from the main city respectively. In Denver, there is only one major airport to reach through a non-stop flight from Houston.
3. What is the duration of the flight between Houston and DEN?
Although there are different flight durations through different airlines the shortest duration from Houston to DEN is around 2 hours and 28 minutes.
4. Which airline has the least delayed flights from Houston to DEN?
Although flight delay depends upon several conditions and is not always the fault of the airline, United and Southwest make the best airlines to reach on time with around 18% of flight delays. So it is preferable to travel through any of them.
5. Which is the cheapest day of the week to fly from Houston to DEN?
You can fly at the cheapest fares on Tuesdays, Wednesdays, and Thursdays. Fridays and weekends are quite typical or higher in price than other days. If you are flexible with the dates you can also book a return flight on Tuesday.
6. Do I need to pay any fees or charges for canceling my flight from Houston to DEN?
There are several airlines that don't charge cancellation fees after the pandemic phase. However, some may still impose little cancellation fees. To learn more, always speak with the travel expert or advisor to know about the cancelation fares of the respective airline.
7. Do airlines offer sleeping areas to passengers traveling from Houston to DEN?
At IAH, there is no dedicated sleeping zone. Although sleeping in the airport is generally not a good idea, some travelers do allegedly discover some quiet spots, with Terminal D (try the chapel) and Terminal C receiving the most comments. Travelers advise bringing a travel mat for sleeping on the floor because of the awful seats everywhere. At HOU, too, there is no designated sleeping zone, but travelers praise the cleanliness of the terminal areas and the helpfulness of the airport workers in assisting overnight travelers to get sleeping space on the floor.
8. Am I allowed to carry food/eatables on my flight to Denver?
You are allowed to bring solid and dry things with you, but not liquid or gel-like ones. The TSA officers at the airport will ask you to separate any items that can clutter your luggage and be an impediment to the X-ray machine's ability to scan your items.
9. What is the baggage allowance on a flight from HOU to DEN?

According to the IATA guidelines you are requested to bring one piece of carry-on baggage and one piece of checked baggage with you in the cabin. Although the checked-in limit varies from airline to airline and cabin to cabin check out the general baggage allowance given by IATA guidelines. 

Carry on baggage-You can carry from 5 KGS/ 12 LBS to 8 KGS/ 18 LBS. The dimension of the baggage should be 55 cm in length, 45 cm wide, and 25 cm high. In total it is 127 cm (length+width+height).

Checked baggage- You are allowed to carry a baggage limit of 23 KGS to 32 KGS or 50 LBS to 70 LBS. The overall dimension of the baggage should be 158 cm or 62 inches.
10. I lost my baggage during my flight to DEN from Houston, how can I recover it?
There are 99.5% chances that you will carry their baggage along with you when you leave the airport carrying your baggage, however, if any of the baggage is misplaced you will have to report a complaint to the baggage claim area before leaving the airport. The TSA officers will track your baggage and find it within 48 hours. You can claim your baggage within 30 days of the arrival of your lost baggage.
11. How would I get the best deal on my flight from Houston to Denver?
Browse our website instead of worrying about the expensive prices because we offer the best dynamic search that goes directly across several airlines. By simply entering your trip information, you can reserve your upcoming flight. To view our coupons and current offers, sign up for our email newsletter and engage with us on Facebook, Twitter, and Instagram. You can also give our travel advisor a call to get advice on the finest hotels, organize your schedule, or alter an already-booked trip.
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