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Cheap flights from Denver to Houston from $44

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Houston departing on 3/25. 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
9:06 pm - 12:39 am
DEN
-
IAH
2h 33mnonstop
Frontier Logo
12:37 pm - 2:15 pm
IAH
-
DEN
2h 38mnonstop
$91Frontier
Fri, Mar 27 - Sat, Apr 18
Frontier Logo
12:20 pm - 3:52 pm
DEN
-
IAH
2h 32mnonstop
Frontier Logo
6:45 am - 8:26 am
IAH
-
DEN
2h 41mnonstop
$92Frontier
Sat, Feb 28 - Wed, Mar 4
Frontier Logo
9:06 pm - 12:39 am
DEN
-
IAH
2h 33mnonstop
Frontier Logo
10:56 pm - 12:38 am
IAH
-
DEN
2h 42mnonstop
$97Frontier
Sat, Mar 7 - Mon, Mar 9
Frontier Logo
6:00 am - 11:51 pm
DEN
-
IAH
16h 51m
1 stop
Frontier Logo
7:45 am - 9:27 am
IAH
-
DEN
2h 42mnonstop
$102Frontier
Thu, Apr 9 - Tue, Apr 14
Frontier Logo
9:06 pm - 12:48 am
DEN
-
IAH
2h 42mnonstop
Frontier Logo
4:27 pm - 12:09 am
IAH
-
DEN
8h 42m
1 stop
$103Frontier
Wed, Apr 22 - Sun, Apr 26
Frontier Logo
6:25 pm - 10:01 pm
DEN
-
IAH
2h 36mnonstop
Frontier Logo
6:45 am - 8:26 am
IAH
-
DEN
2h 41mnonstop
$107Frontier
Wed, Mar 18 - Mon, Mar 23
Southwest Logo
6:45 am - 10:15 am
DEN
-
HOU
2h 30mnonstop
Southwest Logo
8:50 pm - 10:35 pm
HOU
-
DEN
2h 45mnonstop
$157Southwest
Tue, Apr 14 - Tue, Apr 21
Southwest Logo
7:55 pm - 11:25 pm
DEN
-
HOU
2h 30mnonstop
Southwest Logo
4:05 pm - 5:45 pm
HOU
-
DEN
2h 40mnonstop
$177Southwest
Wed, Apr 22 - Mon, Apr 27
Southwest Logo
6:00 pm - 9:35 pm
DEN
-
HOU
2h 35mnonstop
Southwest Logo
3:10 pm - 7:30 pm
HOU
-
DEN
5h 20m
1 stop
$183Southwest
Tue, Apr 14 - Tue, Apr 21
American Airlines Logo
6:40 pm - 11:58 pm
DEN
-
HOU
4h 18m
1 stop
American Airlines Logo
6:00 am - 1:57 pm
HOU
-
DEN
8h 57m
1 stop
$194American Airlines
Wed, Mar 25 - Sat, Apr 4

Delta flights from Denver to Houston

Our best Delta deals on Denver to Houston flight tickets
Delta
May 1
DEN3:30 pmDenver Intl
6h 37m
1 stop
HOU11:07 pmHouston Hobby
May 5
HOU5:23 pmHouston Hobby
8h 13m
1 stop
DEN12:36 amDenver Intl
$207
Delta
Apr 9
DEN5:45 amDenver Intl
6h 43m
1 stop
HOU1:28 pmHouston Hobby
Apr 14
HOU10:53 amHouston Hobby
7h 02m
1 stop
DEN4:55 pmDenver Intl
$227
Delta
May 1
DEN3:30 pmDenver Intl
6h 37m
1 stop
HOU11:07 pmHouston Hobby
May 5
HOU5:23 pmHouston Hobby
8h 13m
1 stop
DEN12:36 amDenver Intl
$238

Southwest flights from Denver to Houston

Our best Southwest deals on Denver to Houston flight tickets
Southwest
Apr 14
DEN6:45 amDenver Intl
2h 30m
HOU10:15 amHouston Hobby
Apr 21
HOU8:50 pmHouston Hobby
2h 45m
DEN10:35 pmDenver Intl
$157
Southwest
Apr 22
DEN7:55 pmDenver Intl
2h 30m
HOU11:25 pmHouston Hobby
Apr 27
HOU4:05 pmHouston Hobby
2h 40m
DEN5:45 pmDenver Intl
$177
Southwest
Apr 14
DEN6:00 pmDenver Intl
2h 35m
HOU9:35 pmHouston Hobby
Apr 21
HOU3:10 pmHouston Hobby
5h 20m
1 stop
DEN7:30 pmDenver Intl
$183

momondo Fare Finder

 
Customize your flight search to find flights from Denver to Houston 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 February 18, 2026.
Use the filters below to find and compare flights from Denver to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Fri 3/27

9:06 pm-12:39 am

Nonstop2h 33m

Houston George Bush Intcntl

Sat 4/18

12:37 pm-2:15 pm

Nonstop2h 38m

$91

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Sat 2/28

12:20 pm-3:52 pm

Nonstop2h 32m

Houston George Bush Intcntl

Wed 3/4

6:45 am-8:26 am

Nonstop2h 41m

$92

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Sat 3/7

9:06 pm-12:39 am

Nonstop2h 33m

Houston George Bush Intcntl

Mon 3/9

10:56 pm-12:38 am

Nonstop2h 42m

$97

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Thu 4/9

6:00 am-11:51 pm

1 stop16h 51m

Houston George Bush Intcntl

Tue 4/14

7:45 am-9:27 am

Nonstop2h 42m

$102

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Wed 4/22

9:06 pm-12:48 am

Nonstop2h 42m

Houston George Bush Intcntl

Sun 4/26

4:27 pm-12:09 am

1 stop8h 42m

$103

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Wed 3/18

6:25 pm-10:01 pm

Nonstop2h 36m

Houston George Bush Intcntl

Mon 3/23

6:45 am-8:26 am

Nonstop2h 41m

$107

DenverHouston

DEN - HOU

DENHOU

Denver Intl

Tue 4/14

6:45 am-10:15 am

Nonstop2h 30m

Houston Hobby

Tue 4/21

8:50 pm-10:35 pm

Nonstop2h 45m

$157

DenverHouston

DEN - HOU

DENHOU

Denver Intl

Wed 4/22

7:55 pm-11:25 pm

Nonstop2h 30m

Houston Hobby

Mon 4/27

4:05 pm-5:45 pm

Nonstop2h 40m

$177

DenverHouston

DEN - HOU

DENHOU

Denver Intl

Tue 4/14

6:00 pm-9:35 pm

Nonstop2h 35m

Houston Hobby

Tue 4/21

3:10 pm-7:30 pm

1 stop5h 20m

$183

DenverHouston

DEN - HOU

DENHOU

Denver Intl

Wed 3/25

6:40 pm-11:58 pm

1 stop4h 18m

Houston Hobby

Sat 4/4

6:00 am-1:57 pm

1 stop8h 57m

$194

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 Houston from

How to get the cheapest flight ticket from Denver to Houston

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 typical price of a round-trip flight between Denver and Houston?

What is the cheapest month to fly to Houston?

The month of January is, on average, the cheapest month to fly to Houston from Denver, with most prices found around $173. The month of September is another great option to travel to Houston, with average flight prices from Denver averaging around $178.

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

On average, the least expensive day to fly to Houston from Denver is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $285. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Sunday is $414.

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

Our data shows that the cheapest Denver to Houston flights are usually those with departure times in the evening. Our users have found flights to Houston in the evening for as low as $245. Try not to purchase tickets at noon because they tend to be around $571. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Denver Intl to Houston flight route?

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

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

You are more likely to see cheaper flights to Houston from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $217 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from Denver for as low as $166 on momondo.

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

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

Cheap Denver to Houston flight deals and tips

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

Fastest flight time

2h 26m

Direct flights

Every day

Airports in Houston

2 airports
The fastest flight from Denver to Houston takes 2h 26m
Direct flights go from Denver to Houston every day.
There are 2 airports in Houston. From Denver there are direct flights to Houston George Bush Intcntl (IAH), Houston Hobby (HOU).
Search flight deals

  • How far is Denver Intl to Houston by plane?

    The distance between Denver Intl and Houston is about 877.8 mi. 2h 26m is a normal flight duration for this route.

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

    Prices for flights from Denver Intl Airport to Houston are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Houston.

  • What documentation or ID do you need to fly to Houston?

    The travel and health documents you'll need for your trip to Houston may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Denver to Houston

Compare and see reviews for airlines that fly from Denver to Houston with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $62Free CancellationRating
5.7
3,048 reviews
Search Frontier flights
United AirlinesPriceFrom $151Free CancellationRating
7.4
9,312 reviews
Search United Airlines flights
SouthwestPriceFrom $173Free CancellationRating
8.0
4,294 reviews
Search Southwest flights
American AirlinesPriceFrom $306Free CancellationRating
7.2
11,304 reviews
Search American Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Denver to Houston for you.

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

momondo does allow users to show only those flights to Houston from Denver which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Houston from Denver.

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

Price alerts on flights to Houston from Denver are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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