Search flights from Denver (DEN) to Houston (HOU)

Book your plane tickets from Denver to Houston with ease

Cheapest flights to Houston

The cheapest flights available in the next 60 days – prices are updated regularly

Flying from Denver to Houston: things to know

The most popular route is from Denver International Airport in Denver to George Bush Intercontinental Airport in Houston. On average this flight takes 2 hours 39 minutes one-way and costs $421 round-trip.

Most popular route
Denver International Airport (DEN) to George Bush Intercontinental Airport (IAH)
Average flight time
2 hours 39 minutes
Average round-trip price
$421
Fly from Denver to Houston
5 airlines

Reasons to book flights with Booking.com

  • Great selection

    Easily compare flights, airlines, and prices – all in one place

  • No hidden fees

    Always know exactly what you’re paying for

  • Flexibility

    Use our flexible plane ticket option to change your dates if needed

Flexible plane ticket options are available for an additional cost on select airfares

Airlines that fly from Denver to Houston

Airline options may vary according to recently booked flights and your search terms

  • Frontier Airlines
  • United Airlines
  • Spirit Airlines
  • American Airlines
  • Southwest Airlines

Frequently asked questions

Fly to more destinations from Denver

Research, refine, and make plans for your whole trip

Hotels in Houston

Thinking about which towns and cities to visit during your trip? Try Houston, a popular choice with other visitors.

All flights

Fly to your next dream destination.

Flights to Texas

Getting to Texas just got easier!

Flights to George Bush Intercontinental Airport

Jet into this airport to explore Houston at your leisure.

Flights to William P. Hobby Airport

Jet into this airport to explore Houston at your leisure.
gogless