£79 Cheap Flights from Denver (DEN) to Houston (IAH)

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Cheap Flights from Denver (DEN) to Houston (IAH)

Prices were available within the past 7 days and start at £79 for one-way flights and £158 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
American Airlines
American Airlines
American Airlines
Delta
United
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Flight from Denver to Houston route information
Origin airport
Denver Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines, JetBlue Airways
Return price
£158
Distance
1378 km
Average flight time
3 hours 24 mins

Compare flights from Denver to Houston easily and book in confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Denver to Houston. Operating between them 41 flights per day, 20 airlines cover the route. And Air Canada, Frontier Airlines, Avianca, Emirates, Southwest Airlines, Air New Zealand, United Airlines fly direct, getting you to George Bush Intercontinental in just 4hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Denver Intl. to George Bush Intercontinental.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Denver Intl. (DEN) to George Bush Intercontinental (IAH) 

The easiest way to view the best deals on flights from Denver to Houston today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Denver Intl. to George Bush Intercontinental start at just £158 and range up to £188.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Denver and Houston
  • booking your flight during August, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Denver to Houston flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Denver Intl. to George Bush Intercontinental for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from DIA airport to IAH?
The lowest price advertised for a round-trip flight from Denver Intl. Airport (DEN) to Houston Airport is £158. But you better act fast. This figure is taken from fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from DEN to IAH?
Each air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from DIA airport to IAH that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for DEN to Houston Airport flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from DIA airport to George Bush Intercontinental Airport (IAH)?
With a flight distance of 1,400 kilometres, it’s only a short hop from DEN to Houston Airport. It might be a quick flight, but it’s still worth bringing something to keep you entertained on board.
Which airlines fly direct from DIA airport to Houston Airport?
Whether you’re after a return or one-way flight, you’ll have your pick of airlines that will take you straight from Denver Airport to Houston Airport. Here’s a list of the most popular ones:

  • United Airlines - (UA) with 304 monthly flights
  • Southwest Airlines - (WN) with 69 monthly flights
  • Frontier Airlines - (F9) with 47 monthly flights
  • Spirit Airlines - (NK) with 4 monthly flights

Are Denver Intl. Airport (DEN) to IAH flight tickets cheaper when they're purchased at the last minute?
Flight prices go up and down like a yo-yo, so there are no guarantees. While last-minute deals between DIA airport and Houston Airport are possible, it’s also a good idea to keep track of prices well before you fly. In fact, some airlines publicize their prices up to a year before the departure date. Expedia is continuously updating the biggest bargains around, so keep checking and be ready to grab your seat when fare prices drop.
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