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$59+ Cheap flights from George Bush Intcntl (IAH) to Denver (DEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — DEN
abr. 1 — abr. 81
mar. 4/1
mar. 4/8
1 adult, Economy
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Cheapflights Tip: The best prices from Houston George Bush Intcntl to Denver Intl are usually found in May or April, booked 76 days in advance, depart on a Wednesday or Tuesday and return on a Friday

Cheap flight deals from George Bush Intcntl to Denver

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated marzo 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$115
(Cheapflightsfares)

One-way from

$59
(Frontier)

Popular in

December

Cheapest in

May

Average price

$222

Good round-trip deal

$147 or less

Good one-way deal

$98 or less
Provider with most accurate pricing for Houston George Bush Intcntl-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Houston George Bush Intcntl-Denver Intl flights.
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From Houston George Bush Intcntl to Denver Intl
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One-way flight from Houston George Bush Intcntl to Denver Intl
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Highest demand for flights based on searches. 17% potential increase in price ($33 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Houston George Bush Intcntl to Denver Intl.
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Price to beat on a one-way flight from Houston George Bush Intcntl to Denver Intl.
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Find flight deals from George Bush Intcntl to Denver

Cheapest flights from George Bush Intcntl to Denver
Explore the most affordable flight options available from George Bush Intcntl to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on marzo 27, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/226:00 amIAH - DEN
Nonstop2h 39mFrontier
mar. 4/298:05 pmDEN - IAH
Nonstop2h 32mFrontier
Deal found 3/26$115
This American Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/69:59 amIAH - DEN
1 stop6h 48mAmerican Airlines
sáb. 5/102:45 pmDEN - IAH
1 stop6h 12mAmerican Airlines
Deal found 3/26$199
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/317:45 amIAH - DEN
1 stop8h 00mDelta
lun. 6/212:59 amDEN - IAH
1 stop8h 51mDelta
Deal found 3/27$217
This Mytrip deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/83:49 pmIAH - DEN
2 stops26h 38mMultiple Airlines
dom. 5/116:30 pmDEN - IAH
2 stops24h 04mMultiple Airlines
Deal found 3/26$286
This United deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/84:55 pmIAH - DEN
1 stop7h 23mUnited Airlines
dom. 9/147:45 pmDEN - IAH
Nonstop2h 25mUnited Airlines
Deal found 3/26$327

Cheapflights Fare Finder

Customize your flight search to find flights from George Bush Intcntl to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated marzo 27, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Denver that are best for you.

Fly from

George Bush Intcntl

Fly to

Denver

Route

Depart

Return

Price

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

mar. 4/22

6:00 am-7:39 am

Nonstop2h 39m

Denver Intl

mar. 4/29

8:05 pm-11:37 pm

Nonstop2h 32m

$115

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

mar. 5/6

9:59 am-3:47 pm

1 stop6h 48m

Denver Intl

sáb. 5/10

2:45 pm-9:57 pm

1 stop6h 12m

$199

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

sáb. 5/31

7:45 am-2:45 pm

1 stop8h 00m

Denver Intl

lun. 6/2

12:59 am-10:50 am

1 stop8h 51m

$217

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

vie. 5/23

10:05 pm-11:46 pm

Nonstop2h 41m

Denver Intl

lun. 5/26

5:00 am-8:29 am

Nonstop2h 29m

$261

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

jue. 5/8

3:49 pm-5:27 pm

2 stops26h 38m

Denver Intl

dom. 5/11

6:30 pm-7:34 pm

2 stops24h 04m

$286

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

sáb. 4/12

6:00 am-7:39 am

Nonstop2h 39m

$59

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

sáb. 5/24

8:51 pm-10:45 pm

Nonstop2h 54m

$99

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

mar. 4/29

7:53 am-11:51 am

1 stop4h 58m

$100

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

mar. 6/17

5:35 pm-11:23 pm

1 stop6h 48m

$109

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

jue. 5/8

3:49 pm-5:27 pm

2 stops26h 38m

$123

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 11 results
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Compare providers for flights from George Bush Intcntl to Denver

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from George Bush Intcntl to Denver in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
CheapOairPrice Accuracy1 starTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*2 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
FlightnetworkPrice Accuracy-Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Houston George Bush Intcntl Airport-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston George Bush Intcntl Airport-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston George Bush Intcntl Airport-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Houston George Bush Intcntl Airport-Denver flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Houston George Bush Intcntl Airport-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Houston George Bush Intcntl Airport to Denver flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Houston George Bush Intcntl Airport to Denver trip
Airlines
Frontier

Frontier's UpFront Plus guarantees an empty middle seat for added comfort.


Frontier offers Zone 1 boarding with a carry-on bag purchase or special fare bundle.

Read more about Frontierby Marisa Garcia
United Airlines

Basic Economy on United allows no carry-on bags, only a personal item.


United Economy Plus offers extra legroom seats at the front of the economy cabin.

Read more about United Airlinesby Harriet Baskas
Airports
IAH

Check security wait times on the IAH website before heading to the airport to save time during your departure.

Read more about IAHby Evie Carrick
DEN

Use the A Line train for a quick 37-minute ride from DEN to downtown Denver, running every 15 minutes.

Read more about DENby Emily Zemler
Our travel experts
Marisa Garcia

Marisa Garcia

Expert on Frontier

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick

Evie Carrick

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Read more
Emily Zemler

Emily Zemler

Expert on DEN

Emily Zemler

Emily Zemler

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more

Best time to book a flight from George Bush Intcntl to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from George Bush Intcntl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Houston George Bush Intcntl Airport to Denver

How far ahead should I book a flight from Houston George Bush Intcntl Airport to Denver?

Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to Denver. Price data was last updated on March 21, 2025.

Booking 76 days in advance of your planned departure date is, on average, the best time to get cheap flights from Houston George Bush Intcntl Airport to Denver. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Denver?

Currently, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Denver (average of $197). Flying from Houston George Bush Intcntl Airport to Denver in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IAH to DEN?

Find hourly flight availability from George Bush Intcntl to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated marzo 27, 2025.

It’s typically best to fly out from Houston George Bush Intcntl Airport to Denver at noon. Doing so could potentially save you 38% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Houston George Bush Intcntl Airport to Denver?

Use this chart to determine the cheapest time to fly round-trip from George Bush Intcntl to Denver. Price data was last updated on March 23, 2025.

Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Denver flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Houston George Bush Intcntl Airport to Denver

Explore weekly flight availability from George Bush Intcntl to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated marzo 27, 2025.

The most flights from IAH to DEN are scheduled on a Wednesday (37 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated marzo 27, 2025.
Read through reviews of airlines operating flights from Houston to Denver, such as Alaska Airlines, Delta and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,795 reviews

Food

7.1

Entertainment

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,795 reviews
Alaska Airlines
8.0
Very good
9,795 reviews

Food

7.1

Entertainment

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,895 reviews
Alaska Airlines
8.0
Very good
9,795 reviews

Food

7.1

Entertainment

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,603 reviews
Alaska Airlines
8.0
Very good
9,795 reviews

Food

7.1

Entertainment

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,795 reviews

Food

7.1

Entertainment

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Frontier
6.0
Okay
3,272 reviews
Alaska Airlines
8.0
Very good
9,795 reviews

Food

7.1

Entertainment

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Denver from Houston George Bush Intcntl?

    Located just 18.5 mi from the city center, Denver Intl is the airport most travelers will use when flying to Denver from Houston George Bush Intcntl. Booking flights from Houston George Bush Intcntl to Denver Intl (DEN) should be relatively easy as there are 25 daily inbound flights from Houston George Bush Intcntl from 4 different airlines.

  • What are the cheapest airlines flying from Houston George Bush Intcntl Airport to Denver round-trip?

    Our cheapest airline available from Houston George Bush Intcntl Airport to Denver is Frontier. Our recent data shows that you can find tickets from as low as $115 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $199 and $217 round-trip. These flights start at 26% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Houston George Bush Intcntl Airport to Denver one-way?

    One-way options have recently been found by users for as low as $59 on Frontier. Other airlines that offer cheap prices include United Airlines from $99 and American Airlines from $100 one-way.

  • What are the most reliable airlines from Houston George Bush Intcntl Airport to Denver?

    No one likes to see their flight delayed. When booking a flight from Houston George Bush Intcntl Airport to Denver consider choosing Avianca (87%), United Airlines (87%) or Air Canada (85%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Houston George Bush Intcntl Airport to Denver?

    Looking at all options, your cheapest flight can be booked for $39. While the most popular route (Houston George Bush Intcntl - Denver Intl) can be booked for $148 on average our data indicates $1,114 when flying from Houston George Bush Intcntl Airport to Denver.

  • Can I find deals for flights from George Bush Intcntl to Denver that include hotel bookings?

    Yes. In addition to deals on George Bush Intcntl to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from George Bush Intcntl to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from George Bush Intcntl to Denver.

  • Can I find deals for business class flights from George Bush Intcntl to Denver?

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Houston George Bush Intcntl Airport to Denver?

    Currently, October is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Denver (average of $197). Flying from Houston George Bush Intcntl Airport to Denver in March is currently the most expensive (average of $278). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Westminster
Lakewood
Black Hawk
Winter Park
Broomfield
Cripple Creek
Silverthorne
Golden
Brighton
Greeley
Frisco
Wheat Ridge
Grand Lake
Idaho Springs
Central City
Copper Mountain
Longmont
Thornton
Limon
Dillon

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from George Bush Intcntl to Denver

Discover the top 4 airlines that operate flights from George Bush Intcntl to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated marzo 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$53Average$125FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$154Average$313FlexibilityNo cancel feeOn-time69%
DeltaCheapest$196Average$271FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$198Average$336FlexibilityNo cancel feeOn-time71%
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