Denver, CO to Houston, TX flights from $34

Flights starting at $34. Choose between United Airlines, Frontier Airlines, or Delta Air Lines to find the best price.

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Cheapest one-way trip

$34

Cheapest nonstop round-trip

$34

Cheapest round-trip

$57

Average round-trip

$136

Nonstop flights in December

$34 – $810

Round trips

Denver DENHouston IAH

Frontier Airlines

$64
Denver DENHouston HOU

Frontier Airlines

$64

Updated:

863 miles
Distance
Duration
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Travelers usually depart from Denver International, Denver Union Station, Centennial Airport, or Rocky Mountain Metropolitan Airport when they travel from Denver to Houston. Book your trip to arrive at George Bush Intercontinental, William P. Hobby, Houston, TX - Greyhound Station, Houston, TX Train Station, or Houston, TX - Brooke Smith. The distance between Denver and Houston is 1389 km. The most popular airlines for this route are United Airlines, Frontier Airlines, Delta Air Lines, American Airlines, and Spirit Airlines. Denver and Houston have 401 direct flights per week.

Weekly direct flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Direct flights1313138131313
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 Denver to Houston

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
United AirlinesUALUAYesNo
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
Delta Air LinesDALDLYesOpens 24 days before flight
Closes 1 hours before flight
American AirlinesAALAAYesNo
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
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 Denver to Houston?
A one-way nonstop (direct) flight between Denver and Houston takes around 2.4 hours.
What is the flight distance between Denver and Houston?
The flight distance between Denver and Houston is 1389 km.
What airlines offer nonstop (direct) flights between Denver and Houston?
Several carriers operate flights between Denver and Houston. Airlines offering nonstop (direct) flights include Spirit Airlines, Frontier Airlines, United Airlines.
What are the most popular routes to and from Denver?
Travelers frequently search for route combinations, such as Denver and Las Vegas, Los Angeles, Chicago, Minneapolis, Dallas, Washington, D.C., Orlando, Phoenix, San Francisco, San Diego, Austin, Atlanta, Paris, Philadelphia, New York, Miami, London, Seattle, Tampa, Detroit.
What are the most popular routes to and from Houston?
Travelers frequently search for route combinations, such as Houston and Las Vegas, Los Angeles, Salt Lake City, Atlanta, New York, Phoenix, Mexico City, Seattle, Philadelphia, Orlando, Chicago, Washington, D.C., San Francisco, Raleigh, Monterrey, London, Oakland, Fort Lauderdale, Guadalajara, Portland.
Which airports are there in Denver?
Denver is mainly served by Denver International. But there are other airports nearby, including Centennial Airport, Rocky Mountain Metropolitan 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 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 buses and trains depart from Denver?
A number of bus and train companies depart from Denver, including Amtrak train, Greyhound.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Denver and Houston?
What is Virtual Interlining and how do I use it?
Which airlines fly between Denver and Houston?
When's the best time to travel between Denver and Houston?
What flights operate between Denver and Houston?
How many airports are there near Denver?
How many airports are there near Houston?
Is it possible to reach Denver by bus or train?
What time do nonstop (direct) flights between Denver and Houston depart?
What time do nonstop (direct) flights between Denver and Houston arrive?
What time do flights between Denver and Houston depart?
What time do flights between Denver and Houston 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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