RM457 Cheap Flights from Houston (IAH) to Denver (DEN)

View RM457 flight on Fri, 19 Sep 2025Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Denver Intl. Airport (DEN)

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Cheap Flights from Houston to Denver (IAH-DEN)

Prices were available within the past 7 days and start at RM457 for one-way flights and RM913 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 19 Sep - Tue, 23 Sep
IAH
Houston
DEN
Denver
RM913 Return, found 3 days ago
RM913
Return
found 3 days ago
Select Delta flight, departing Fri, 19 Sep from Houston to Denver, returning Tue, 23 Sep, priced at RM913 found 3 days ago
Delta
Fri, 19 Sep - Tue, 23 Sep
IAH
Houston
DEN
Denver
RM936 Return, found 3 days ago
RM936
Return
found 3 days ago
Select Delta flight, departing Fri, 19 Sep from Houston to Denver, returning Tue, 23 Sep, priced at RM936 found 3 days ago
Delta
Fri, 19 Sep - Tue, 23 Sep
IAH
Houston
DEN
Denver
RM955 Return, found 3 days ago
RM955
Return
found 3 days ago
Select Delta flight, departing Fri, 19 Sep from Houston to Denver, returning Tue, 23 Sep, priced at RM955 found 3 days ago
Delta
Fri, 19 Sep - Tue, 23 Sep
IAH
Houston
DEN
Denver
RM978 Return, found 3 days ago
RM978
Return
found 3 days ago
Select Delta flight, departing Fri, 19 Sep from Houston to Denver, returning Tue, 23 Sep, priced at RM978 found 3 days ago
Delta
Tue, 27 Jan - Tue, 3 Feb
IAH
Houston
DEN
Denver
RM998 Return, found 21 hours ago
RM998
Return
found 21 hours ago
Select Delta flight, departing Tue, 27 Jan from Houston to Denver, returning Tue, 3 Feb, priced at RM998 found 21 hours ago
Delta
Fri, 19 Sep - Tue, 23 Sep
IAH
Houston
DEN
Denver
RM999 Return, found 3 days ago
RM999
Return
found 3 days ago
Select Delta flight, departing Fri, 19 Sep from Houston to Denver, returning Tue, 23 Sep, priced at RM999 found 3 days ago
United
Fri, 19 Sep - Tue, 23 Sep
IAH
Houston
DEN
Denver
RM1,020 Return, found 3 days ago
RM1,020
Return
found 3 days ago
Select United flight, departing Fri, 19 Sep from Houston to Denver, returning Tue, 23 Sep, priced at RM1,020 found 3 days ago
Delta
Fri, 19 Sep - Tue, 23 Sep
IAH
Houston
DEN
Denver
RM1,041 Return, found 3 days ago
RM1,041
Return
found 3 days ago
Select Delta flight, departing Fri, 19 Sep from Houston to Denver, returning Tue, 23 Sep, priced at RM1,041 found 3 days ago
United
Fri, 19 Sep - Tue, 23 Sep
IAH
Houston
DEN
Denver
RM1,042 Return, found 3 days ago
RM1,042
Return
found 3 days ago
Select United flight, departing Fri, 19 Sep from Houston to Denver, returning Tue, 23 Sep, priced at RM1,042 found 3 days ago
American Airlines
Fri, 19 Sep - Tue, 23 Sep
IAH
Houston
DEN
Denver
RM1,061 Return, found 3 days ago
RM1,061
Return
found 3 days ago
Select American Airlines flight, departing Fri, 19 Sep from Houston to Denver, returning Tue, 23 Sep, priced at RM1,061 found 3 days ago

Find the cheapest month to fly from Houston (IAH) to Denver (DEN)

February is typically the cheapest month to fly

From RM 203 - RM 1,214 per traveller.

Graph displaying average flight prices per month

Houston to Denver route information
Origin airport
George Bush Intercontinental
Destination airport
Denver Intl.
Airlines serving
American Airlines, Delta, United
Return price
RM913
Distance
1378 km
Average flight time
1 hour 35 mins

Perfect flights from Houston to Denver

Your Journey from Houston to Denver

Start your unforgettable journey with Expedia. Our broad selection of flights from Houston to Denver caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Delta, United, American Airlines. Our selection of flights from George Bush Intercontinental to Denver Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Houston to Denver Flights

Experience the joy of finding cheap flights from George Bush Intercontinental to Denver Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from RM457 and roundtrip prices from RM913*.
 

Pre-Flight Essentials

Ensure a smooth journey from Houston to Denver with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Denver

Picture yourself stepping off the plane in Denver and immersing yourself in the unique atmosphere of Denver. From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Houston to Denver Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Houston to Denver.
 

Beyond the Flight – Exploring Denver

With Expedia, your adventure extends beyond the flight. Explore Denver at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Houston to Denver with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Houston to Denver with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

Frequently asked questions

How much is a flight from Houston Airport to DEN?
If you're planning on travelling from Houston Airport to DEN, round-trip flights start from RM913. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year, so don't wait around. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from IAH to DIA airport?
When it comes to cancellation fees, each airline has a different set of terms and conditions. If you decide to cancel your trip, visit our Customer Service Portal.
How do I find cheap flights from Houston Airport to Denver Intl. Airport (DEN) 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 IAH to Denver Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from IAH to Denver Airport?
The flight distance from Houston Airport (IAH) to Denver Intl. Airport (DEN) (DEN) is 1,400 kilometres. You'll be disembarking the plane and grabbing your suitcase from the carousel in next to no time.
Which airlines fly direct from Houston Airport to DIA airport?
Travelling from George Bush Intercontinental Airport (IAH) to DEN is easy when you have a good range of airlines to select from. These are a few of the best:

  • United Airlines - (UA) with 304 monthly flights
  • Southwest Airlines - (WN) with 60 monthly flights
  • Frontier Airlines - (F9) with 43 monthly flights
  • Spirit Airlines - (NK) with 4 monthly flights

Are Houston Airport to DIA airport flight tickets cheaper when they're purchased at the last minute?
Flight prices from Houston Airport to Denver Airport are available up to 12 months prior to departure on Expedia. And although you may occasionally score a great last-minute deal, it's never a sure thing. Also, booking your flights ahead of time means you'll have more choices — and you can avoid getting stuck in the dreaded middle seat! We're always updating our fares to make sure you get the biggest bargains, so check back often for all the latest specials.

Explore a world of travel with Expedia

*Available to Expedia members.