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Cheap flights from Houston to Denver from $39

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Denver departing on 12/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
7:41 pm - 3:58 amIAH-DEN
9h 17m1 stop
Frontier Logo
9:07 pm - 12:40 amDEN-IAH
2h 33mnonstop
$83Frontier
Find Deal
Thu, Jan 8 - Wed, Jan 14
Frontier Logo
11:23 am - 3:16 pmIAH-DEN
28h 53m1 stop
Frontier Logo
9:00 pm - 12:31 amDEN-IAH
2h 31mnonstop
$84Frontier
Find Deal
Sat, Feb 7 - Tue, Feb 10
Frontier Logo
6:35 am - 8:16 amIAH-DEN
2h 41mnonstop
Frontier Logo
6:32 pm - 5:23 pmDEN-IAH
21h 51m1 stop
$86Frontier
Find Deal
Mon, Jan 19 - Sat, Jan 24
Frontier Logo
4:32 pm - 6:22 pmIAH-DEN
2h 50mnonstop
Frontier Logo
1:02 pm - 9:47 pmDEN-IAH
7h 45m1 stop
$87Frontier
Find Deal
Wed, Dec 3 - Mon, Dec 8
Frontier Logo
6:45 am - 8:27 amIAH-DEN
2h 42mnonstop
Frontier Logo
9:00 pm - 12:31 amDEN-IAH
2h 31mnonstop
$88Frontier
Find Deal
Wed, Dec 3 - Wed, Dec 10
Frontier Logo
4:32 pm - 6:22 pmIAH-DEN
2h 50mnonstop
Frontier Logo
9:00 pm - 12:31 amDEN-IAH
2h 31mnonstop
$89Frontier
Find Deal
Wed, Dec 3 - Sat, Dec 6
Southwest Logo
4:10 pm - 5:45 pmHOU-DEN
2h 35mnonstop
Southwest Logo
6:05 am - 9:40 amDEN-HOU
2h 35mnonstop
$157Southwest
Find Deal
Sat, Feb 7 - Wed, Feb 11
Southwest Logo
8:30 pm - 10:10 pmHOU-DEN
2h 40mnonstop
Southwest Logo
6:05 am - 9:40 amDEN-HOU
2h 35mnonstop
$165Southwest
Find Deal
Sat, Jan 10 - Mon, Jan 12
Southwest Logo
6:30 am - 9:25 amHOU-DEN
3h 55m1 stop
Southwest Logo
6:05 am - 9:40 amDEN-HOU
2h 35mnonstop
$171Southwest
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Thu, Jan 8 - Tue, Jan 13
American Airlines Logo
6:36 pm - 10:34 pmHOU-DEN
4h 58m1 stop
American Airlines Logo
3:17 pm - 10:46 pmDEN-HOU
6h 29m1 stop
$187American Airlines
Find Deal
Wed, Jan 7 - Tue, Jan 13

Frontier flights from Houston to Denver

Our best Frontier deals on Houston to Denver flight tickets
Frontier
Jan 8
IAH7:41 pmHouston George Bush Intcntl
9h 17m
1 stop
DEN3:58 amDenver Intl
Jan 14
DEN9:07 pmDenver Intl
2h 33m
IAH12:40 amHouston George Bush Intcntl
$83
Find similar
Frontier
Feb 7
IAH11:23 amHouston George Bush Intcntl
28h 53m
1 stop
DEN3:16 pmDenver Intl
Feb 10
DEN9:00 pmDenver Intl
2h 31m
IAH12:31 amHouston George Bush Intcntl
$84
Find similar
Frontier
Jan 19
IAH6:35 amHouston George Bush Intcntl
2h 41m
DEN8:16 amDenver Intl
Jan 24
DEN6:32 pmDenver Intl
21h 51m
1 stop
IAH5:23 pmHouston George Bush Intcntl
$86
Find similar

Southwest flights from Houston to Denver

Our best Southwest deals on Houston to Denver flight tickets
Southwest
Feb 7
HOU4:10 pmHouston Hobby
2h 35m
DEN5:45 pmDenver Intl
Feb 11
DEN6:05 amDenver Intl
2h 35m
HOU9:40 amHouston Hobby
$157
Find similar
Southwest
Jan 10
HOU4:10 pmHouston Hobby
2h 35m
DEN5:45 pmDenver Intl
Jan 11
DEN5:40 amDenver Intl
2h 35m
HOU9:15 amHouston Hobby
$165
Find similar
Southwest
Jan 8
HOU6:30 amHouston Hobby
3h 55m
1 stop
DEN9:25 amDenver Intl
Jan 14
DEN6:05 amDenver Intl
2h 35m
HOU9:40 amHouston Hobby
$171
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston 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, momondo users made 832,500 searches. Data last updated November 20, 2025.
Use the filters below to find and compare flights from Houston to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Thu 1/8

7:41 pm-3:58 am

1 stop9h 17m

Denver Intl

Wed 1/14

9:07 pm-12:40 am

Nonstop2h 33m

$83

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Sat 2/7

11:23 am-3:16 pm

1 stop28h 53m

Denver Intl

Tue 2/10

9:00 pm-12:31 am

Nonstop2h 31m

$84

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Mon 1/19

6:35 am-8:16 am

Nonstop2h 41m

Denver Intl

Sat 1/24

6:32 pm-5:23 pm

1 stop21h 51m

$86

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Wed 12/3

4:32 pm-6:22 pm

Nonstop2h 50m

Denver Intl

Mon 12/8

1:02 pm-9:47 pm

1 stop7h 45m

$87

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Wed 12/3

6:45 am-8:27 am

Nonstop2h 42m

Denver Intl

Wed 12/10

9:00 pm-12:31 am

Nonstop2h 31m

$88

HoustonDenver

IAH - DEN

IAHDEN

Houston George Bush Intcntl

Wed 12/3

4:32 pm-6:22 pm

Nonstop2h 50m

Denver Intl

Sat 12/6

9:00 pm-12:31 am

Nonstop2h 31m

$89

HoustonDenver

HOU - DEN

HOUDEN

Houston Hobby

Sat 2/7

4:10 pm-5:45 pm

Nonstop2h 35m

Denver Intl

Wed 2/11

6:05 am-9:40 am

Nonstop2h 35m

$157

HoustonDenver

HOU - DEN

HOUDEN

Houston Hobby

Sat 1/10

8:30 pm-10:10 pm

Nonstop2h 40m

Denver Intl

Mon 1/12

6:05 am-9:40 am

Nonstop2h 35m

$165

HoustonDenver

HOU - DEN

HOUDEN

Houston Hobby

Thu 1/8

6:30 am-9:25 am

1 stop3h 55m

Denver Intl

Tue 1/13

6:05 am-9:40 am

Nonstop2h 35m

$171

HoustonDenver

HOU - DEN

HOUDEN

Houston Hobby

Wed 1/7

6:36 pm-10:34 pm

1 stop4h 58m

Denver Intl

Tue 1/13

3:17 pm-10:46 pm

1 stop6h 29m

$187

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Denver from

How to get the cheapest flight ticket from Houston to Denver

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Houston is in January. Flight prices, which tend to average around $127, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in January, then you should wait until February to fly from Houston, when ticket prices are also cheap, with an average price of $153.

What is the cheapest day to depart on your flight to Denver?

The cheapest day to depart on your flight to Denver is on a Wednesday when prices can be found for as low as $186. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Sunday, with ticket prices averaging around $303.

What is the cheapest time of day to depart on your flight to Denver?

The cheapest time of day to fly to Denver is at noon when flights can be purchased for as low as $212. Flights in the afternoon are often more expensive with an average ticket price of $318.

What is the cheapest Houston to Denver Intl flight route?

Fly from Houston George Bush Intcntl to Denver Intl for the best Houston - Denver Intl flight prices

How far in advance should I book a flight to Denver?

You are more likely to see cheaper flights to Denver from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $186 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Houston for as low as $152 on momondo.

What cabin class options are available on Houston to Denver Intl flights?

There are 4 cabin classes available to choose from on Houston to Denver Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Houston to Denver flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Denver

Fastest flight time

2h 30m

Direct flights

Every day

Airports in Denver

1 airport
The fastest flight from Houston to Denver takes 2h 30m
Direct flights go from Houston to Denver every day.
There is 1 airport near Denver: Denver Intl (DEN)
Search flight deals

  • How far is Houston to Denver Intl by plane?

    There are 877.8 mi between Houston and Denver Intl. A reasonable flight in good conditions will take 2h 30m.

  • When did momondo last update prices for flights from Houston to Denver Intl Airport?

    Prices for flights from Houston to Denver Intl Airport refresh daily.

  • How many operators does momondo search for flights from Houston to Denver Intl Airport?

  • How old do you have to be to fly from Houston to Denver Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

    The required travel and health documents for your Denver Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Denver Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Houston to Denver

Compare and see reviews for airlines that fly from Houston to Denver with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $58Free CancellationRating
5.8
3,104 reviews
Search Frontier flights
DeltaPriceFrom $138Free CancellationRating
7.9
8,002 reviews
Search Delta flights
United AirlinesPriceFrom $161Free CancellationRating
7.4
9,028 reviews
Search United Airlines flights
SouthwestPriceFrom $162Free CancellationRating
8.0
4,251 reviews
Search Southwest flights
American AirlinesPriceFrom $196Free CancellationRating
7.2
11,047 reviews
Search American Airlines flights

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Breckenridge
Estes Park
Black Hawk
Aurora
Fort Collins
Keystone
Cripple Creek
Manitou Springs
Longmont
Boulder
Greeley
Lakewood
Thornton
Westminster
Winter Park
Copper Mountain
Silverthorne
Frisco
Centennial
Grand Lake

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Denver?

It is quick and easy to find Houston to Denver flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Denver that suits you.

Can I find flights from Houston to Denver with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Houston to Denver flights to just show those with flexible booking policies.

How can momondo help me find flights from Houston to Denver?

Once you have performed a search for Houston to Denver flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Houston to Denver right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Houston to Denver flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Denver trip

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