Cheap flights from Houston, TX to Denver, CO

Flights starting at $34. Choose between United Airlines, Linear Air, or American Airlines to find the best price.

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Cheapest one-way trip

$34

Cheapest nonstop round-trip

$34

Cheapest round-trip

$64

Average round-trip

$115

Nonstop flights in December

$34 – $1672

Round trips

Houston HOUDenver DEN

Frontier Airlines

$64
Houston HOUDenver DEN

Frontier Airlines

$64

Updated:

863 miles
Distance
Duration
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Travelers usually depart from George Bush Intercontinental, William P. Hobby, Houston, TX - Greyhound Station, Houston, TX Train Station, or Houston, TX - Brooke Smith when they travel from Houston to Denver. Book your trip to arrive at Denver International, Denver Union Station, Centennial Airport, or Rocky Mountain Metropolitan Airport. The distance between Houston and Denver is 1389 km. The most popular airlines for this route are United Airlines, Linear Air, American Airlines, JetBlue Airways, and Spirit Airlines. Houston and Denver have 305 direct flights per week.

Weekly direct flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Direct flights13131310101313
Fly direct with

Frontier Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Spirit Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

United Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Check-in for a flight from Houston to Denver

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
United AirlinesUALUAYesNo
Linear Air O2YesNo
American AirlinesAALAAYesNo
JetBlue AirwaysJBUB6YesOpens 24 days before flight
Closes 2 hours before flight
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight

United States COVID-19 travel restrictions

Your trip summary

Most travelers from Houston, IAH can enter Denver, DEN.

Departure

Additional information
  • Masks are recommended certain settings

Information is provided as guidance only and accurate at the time of publishing. Always check government websites and airline materials before booking and traveling.

Learn more about COVID-19 restrictions in United States in our dedicated Stories article.

Frequently asked questions

How long does it take to travel from Houston to Denver?
A one-way nonstop (direct) flight between Houston and Denver takes around 2.6 hours.
What is the flight distance between Houston and Denver?
The flight distance between Houston and Denver is 1389 km.
What airlines offer nonstop (direct) flights between Houston and Denver?
Several carriers operate flights between Houston and Denver. Airlines offering nonstop (direct) flights include Spirit Airlines, Frontier Airlines, United Airlines.
What are the most popular routes to and from Houston?
Travelers frequently search for route combinations, such as Houston and Mexico City, Las Vegas, Monterrey, Los Angeles, Guadalajara, Seattle, Orlando, London, Paris, Phoenix, New York, Cancún, Philadelphia, Atlanta, Salt Lake City, León, Raleigh, San Francisco, Washington, D.C., Chicago.
What are the most popular routes to and from Denver?
Travelers frequently search for route combinations, such as Denver and Chicago, Dallas, Minneapolis, Los Angeles, Washington, D.C., Orlando, San Francisco, Atlanta, Las Vegas, Austin, Phoenix, Philadelphia, San Diego, Miami, New York, Tampa, Detroit, Seattle, Salt Lake City, Portland.
Which airports are there in Houston?
Houston is mainly served by George Bush Intercontinental. But there are other airports nearby, including William P. Hobby, Ellington, David Wayne Hooks Memorial Airport.
What airports are near Houston?
The main airport in Houston is George Bush Intercontinental. It is also served by Austin–Bergstrom International, Jack Brooks Regional, Victoria Regional, Easterwood, Lake Charles Regional, Beaumont Municipal Airport.
What airports are near Denver?
The main airport in Denver is Denver International. It is also served by Colorado Springs, Laramie Regional, Cheyenne Regional, Eagle County Regional, Pueblo Memorial.
What buses and trains depart from Houston?
A number of bus and train companies depart from Houston, including Greyhound, Valley Transit.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Houston and Denver?
What is Virtual Interlining and how do I use it?
Which airlines fly between Houston and Denver?
When's the best time to travel between Houston and Denver?
What flights operate between Houston and Denver?
How many airports are there near Houston?
How many airports are there near Denver?
Is it possible to reach Houston by bus or train?
What time do nonstop (direct) flights between Houston and Denver depart?
What time do nonstop (direct) flights between Houston and Denver arrive?
What time do flights between Houston and Denver depart?
What time do flights between Houston and Denver arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

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