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Cheap flights from Houston George Bush Intcntl Airport to Denver from £73

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 28/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — DEN
10 Mar — 17 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from George Bush Intcntl to Denver

Enter your travel dates to find the best prices.

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 8 February 2026.

Wed 4/306:30
IAH
-
DEN
Nonstop2h 40m
United Airlines
Sat 7/321:06
DEN
-
IAH
Nonstop2h 30m
United Airlines
Deal found 5/2£130
Sat 28/206:30
IAH
-
DEN
Nonstop2h 40m
United Airlines
Wed 4/319:20
DEN
-
IAH
Nonstop2h 26m
United Airlines
Deal found 4/2£145
Thu 12/322:04
IAH
-
DEN
Nonstop2h 40m
United Airlines
Wed 18/321:06
DEN
-
IAH
Nonstop2h 30m
United Airlines
Deal found 5/2£159
Tue 10/305:23
IAH
-
DEN
1 stop7h 32m
Delta
Mon 16/305:45
DEN
-
IAH
1 stop9h 06m
Delta
Deal found 6/2£167
Wed 11/320:28
IAH
-
DEN
Nonstop2h 47m
United Airlines
Sun 14/618:20
DEN
-
IAH
Nonstop2h 31m
United Airlines
Deal found 6/2£170
Sat 16/507:45
IAH
-
DEN
1 stop8h 13m
Delta
Sat 23/509:49
DEN
-
IAH
1 stop6h 56m
Delta
Deal found 6/2£172
Thu 26/221:55
IAH
-
DEN
Nonstop2h 40m
United Airlines
Sun 1/320:33
DEN
-
IAH
Nonstop2h 26m
United Airlines
Deal found 4/2£174
Sun 17/522:12
IAH
-
DEN
Nonstop2h 46m
United Airlines
Fri 22/519:35
DEN
-
IAH
Nonstop2h 31m
United Airlines
Deal found 6/2£175
Fri 15/514:20
IAH
-
DEN
1 stop8h 58m
Delta
Sat 23/506:00
DEN
-
IAH
1 stop6h 14m
Delta
Deal found 8/2£179
Wed 25/207:15
IAH
-
DEN
1 stop5h 45m
Delta
Fri 27/200:59
DEN
-
IAH
1 stop7h 34m
Delta
Deal found 6/2£181
Sat 23/505:15
IAH
-
DEN
Nonstop2h 32m
United Airlines
Thu 28/515:35
DEN
-
IAH
Nonstop2h 35m
United Airlines
Deal found 5/2£184
Fri 27/318:53
IAH
-
DEN
1 stop6h 16m
Delta
Mon 30/312:30
DEN
-
IAH
1 stop8h 06m
Delta
Deal found 7/2£189

Find 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 8 February 2026.

Round-trip from

£130

One-way from

£73

Popular in

December

Cheapest in

February

Average price

£113

Good one-way deal

£45 or less
United Airlines
  • United Airlines
  • 4/3-7/3
  • Nonstop
  • 5h 10m total
  • Houston to Denver
Search Deals
United Airlines
  • United Airlines
  • 28/2
  • Nonstop
  • 2h 40m total
  • Houston to Denver
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£9 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
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Price to beat on a one-way flight from Houston George Bush Intcntl to Denver Intl.
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 8 February 2026.
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

Fri 1/5

16:59-00:33

1 stop8h 34m

Denver Intl

Thu 7/5

00:59-08:47

1 stop6h 48m

£159

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Tue 10/3

05:23-11:55

1 stop7h 32m

Denver Intl

Mon 16/3

05:45-15:51

1 stop9h 06m

£167

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Sat 16/5

07:45-14:58

1 stop8h 13m

Denver Intl

Sat 23/5

09:49-17:45

1 stop6h 56m

£172

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Tue 19/5

06:10-12:12

1 stop7h 02m

Denver Intl

Tue 26/5

06:00-13:20

1 stop6h 20m

£172

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Mon 20/7

20:22-22:15

Nonstop2h 53m

Denver Intl

Thu 23/7

20:35-00:06

Nonstop2h 31m

£184

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Tue 3/3

18:10-19:54

Nonstop2h 44m

Denver Intl

Sat 7/3

06:17-09:50

Nonstop2h 33m

£196

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Wed 25/2

07:15-12:00

1 stop5h 45m

Denver Intl

Fri 6/3

05:30-11:58

1 stop5h 28m

£196

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Tue 26/5

18:41-00:26

1 stop6h 45m

Denver Intl

Mon 8/6

00:59-08:41

1 stop6h 42m

£199

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Sat 30/5

07:20-08:55

Nonstop2h 35m

Denver Intl

Sun 31/5

15:20-18:58

Nonstop2h 38m

£205

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Wed 3/6

17:48-23:41

1 stop6h 53m

Denver Intl

Fri 5/6

13:45-21:33

1 stop6h 48m

£209

Flights are sorted by cheapest return flights first.

Deals found on 6/2

Showing 1-10 of 22 results
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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 return 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 return flight from George Bush Intcntl to Denver. Price data was last updated on 30 January 2026.

Booking 50 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, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Denver (average of £35). Flying from Houston George Bush Intcntl Airport to Denver in July is currently the most expensive (average of £82). 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 8 February 2026.

Unlike at midday, when flights are generally more expensive, you can save up to 49% on flights from Houston George Bush Intcntl Airport to Denver by exploring options for tickets in the morning.

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?

    Denver Intl (DEN) is the airport you will fly into if you book a flight from Houston George Bush Intcntl to Denver. You should not have trouble finding flights to Denver Intl from Houston George Bush Intcntl; the airport handles an average of 27 inbound flights from Houston George Bush Intcntl per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Denver airport from Houston George Bush Intcntl. It is only a 18.5 mi journey from Denver Intl (DEN) to Denver’s city center.

  • How long is the flight from Houston George Bush Intcntl Airport to Denver?

    Delta and United Airlines can get you from Houston George Bush Intcntl Airport to Denver in just under 2h 47m. Your travel time can differ by up to 5h 47m. The distance from Houston George Bush Intcntl Airport to Denver is about 861 mi. This flight may include one or multiple stops.

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

    Before booking your flight to Denver from Houston George Bush Intcntl Airport, check out the most reliable airlines to get you to your destination on time: Emirates (93%), Air Canada (88%), Air New Zealand( 87%).

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

    On average you can expect to pay £78 for a flight from Houston George Bush Intcntl Airport to Denver. The cheapest flight overall is £32 while the most popular route, (Houston George Bush Intcntl - Denver Intl) is currently priced at £402.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Denver (average of £35). Flying from Houston George Bush Intcntl Airport to Denver in July is currently the most expensive (average of £82). 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.

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