$24 Cheap Flights from Denver (DEN) to Houston (IAH)

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Cheap Flights from Denver to Houston (DEN-IAH)

Prices were available within the past 7 days and start at $24 for one-way flights and $43 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Spirit Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Flights from Denver (DEN) to Houston (IAH)
Origin airport
Denver Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Spirit Airlines, Sun Country Airlines, United
Roundtrip price
861 mi
Average flight time
3 hours 24 mins

Denver to Houston Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Denver to Houston offer the perfect respite. Not only does exploring Houston provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Denver to Houston may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from DEN to IAH today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of Houston are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to Houston more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Houston is $24 now!

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 $43. 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 870 mi, 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.
Denver nearby Airports

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