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Cheap flights from Denver to Houston from $55

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 7/8. 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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Find the cheapest flights from Denver to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
9:06 pm - 12:40 am
DEN
-
IAH
2h 34mnonstop
Frontier Logo
6:30 am - 8:14 am
IAH
-
DEN
2h 44mnonstop
$110Frontier
Tue, Aug 4 - Wed, Aug 5
Frontier Logo
7:00 am - 10:42 am
DEN
-
IAH
2h 42mnonstop
Frontier Logo
6:30 am - 8:01 am
IAH
-
DEN
2h 31mnonstop
$111Frontier
Tue, Aug 25 - Wed, Aug 26
Frontier Logo
9:06 pm - 12:40 am
DEN
-
IAH
2h 34mnonstop
Frontier Logo
6:30 am - 8:14 am
IAH
-
DEN
2h 44mnonstop
$116Frontier
Tue, Aug 4 - Wed, Aug 5
Frontier Logo
9:06 pm - 12:44 am
DEN
-
IAH
2h 38mnonstop
Frontier Logo
6:14 pm - 8:03 pm
IAH
-
DEN
2h 49mnonstop
$117Frontier
Thu, Jul 2 - Tue, Jul 7
Frontier Logo
9:06 pm - 12:40 am
DEN
-
IAH
2h 34mnonstop
Frontier Logo
6:14 pm - 8:03 pm
IAH
-
DEN
2h 49mnonstop
$118Frontier
Wed, Jul 29 - Tue, Aug 4
Frontier Logo
7:00 am - 10:42 am
DEN
-
IAH
2h 42mnonstop
Frontier Logo
6:14 pm - 8:03 pm
IAH
-
DEN
2h 49mnonstop
$120Frontier
Tue, Jun 30 - Tue, Jul 7
Frontier Logo
9:06 pm - 12:44 am
DEN
-
IAH
2h 38mnonstop
Frontier Logo
6:14 pm - 7:58 pm
IAH
-
DEN
2h 44mnonstop
$121Frontier
Tue, Jun 16 - Wed, Jun 17
Frontier Logo
7:00 am - 10:34 am
DEN
-
IAH
2h 34mnonstop
Frontier Logo
6:14 pm - 8:03 pm
IAH
-
DEN
2h 49mnonstop
$122Frontier
Wed, Jul 29 - Tue, Aug 4
Southwest Logo
8:45 pm - 12:20 am
DEN
-
HOU
2h 35mnonstop
Southwest Logo
9:25 pm - 11:10 pm
HOU
-
DEN
2h 45mnonstop
$237Southwest
Tue, Jul 7 - Tue, Jul 14
Southwest Logo
8:40 am - 12:00 pm
DEN
-
HOU
2h 20mnonstop
Southwest Logo
6:10 pm - 7:50 pm
HOU
-
DEN
2h 40mnonstop
$247Southwest
Wed, Aug 19 - Thu, Aug 27

Delta flights from Denver to Houston

Our best Delta deals on Denver to Houston flight tickets
Delta
Jul 29
DEN7:15 amDenver Intl
8h 08m
1 stop
HOU4:23 pmHouston Hobby
Aug 4
HOU1:13 pmHouston Hobby
8h 16m
1 stop
DEN8:29 pmDenver Intl
$291
Delta
Jun 25
DEN12:40 amDenver Intl
7h 34m
1 stop
HOU9:14 amHouston Hobby
Jul 4
HOU6:00 amHouston Hobby
6h 07m
1 stop
DEN11:07 amDenver Intl
$312
Delta
Jun 11
DEN12:40 amDenver Intl
7h 34m
1 stop
HOU9:14 amHouston Hobby
Jun 15
HOU5:08 pmHouston Hobby
8h 14m
1 stop
DEN12:22 amDenver Intl
$322

Southwest flights from Denver to Houston

Our best Southwest deals on Denver to Houston flight tickets
Southwest
Jul 7
DEN8:45 pmDenver Intl
2h 35m
HOU12:20 amHouston Hobby
Jul 14
HOU9:25 pmHouston Hobby
2h 45m
DEN11:10 pmDenver Intl
$237
Southwest
Aug 19
DEN7:50 pmDenver Intl
2h 20m
HOU11:10 pmHouston Hobby
Aug 27
HOU6:10 pmHouston Hobby
2h 40m
DEN7:50 pmDenver Intl
$247
Southwest
Jun 24
DEN8:45 pmDenver Intl
2h 30m
HOU12:15 amHouston Hobby
Jun 29
HOU10:45 pmHouston Hobby
2h 30m
DEN12:15 amDenver Intl
$254

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 May 22, 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

Cheapest round-trip

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Tue 8/4

9:06 pm-12:40 am

Nonstop2h 34m

Houston George Bush Intcntl

Wed 8/5

6:30 am-8:14 am

Nonstop2h 44m

$110

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Tue 8/25

7:00 am-10:42 am

Nonstop2h 42m

Houston George Bush Intcntl

Wed 8/26

6:30 am-8:01 am

Nonstop2h 31m

$111

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Tue 8/4

9:06 pm-12:40 am

Nonstop2h 34m

Houston George Bush Intcntl

Wed 8/5

6:30 am-8:14 am

Nonstop2h 44m

$116

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Thu 7/2

9:06 pm-12:44 am

Nonstop2h 38m

Houston George Bush Intcntl

Tue 7/7

6:14 pm-8:03 pm

Nonstop2h 49m

$117

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Wed 7/29

9:06 pm-12:40 am

Nonstop2h 34m

Houston George Bush Intcntl

Tue 8/4

6:14 pm-8:03 pm

Nonstop2h 49m

$118

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Tue 6/30

7:00 am-10:42 am

Nonstop2h 42m

Houston George Bush Intcntl

Tue 7/7

6:14 pm-8:03 pm

Nonstop2h 49m

$120

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Tue 6/16

9:06 pm-12:44 am

Nonstop2h 38m

Houston George Bush Intcntl

Wed 6/17

6:14 pm-7:58 pm

Nonstop2h 44m

$121

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Wed 7/29

7:00 am-10:34 am

Nonstop2h 34m

Houston George Bush Intcntl

Tue 8/4

6:14 pm-8:03 pm

Nonstop2h 49m

$122

DenverHouston

DEN - HOU

DENHOU

Denver Intl

Tue 7/7

8:45 pm-12:20 am

Nonstop2h 35m

Houston Hobby

Tue 7/14

9:25 pm-11:10 pm

Nonstop2h 45m

$237
Quickest round-trip

DenverHouston

DEN - HOU

DENHOU

Denver Intl

Wed 8/19

8:40 am-12:00 pm

Nonstop2h 20m

Houston Hobby

Thu 8/27

6:10 pm-7:50 pm

Nonstop2h 40m

$247

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 October is, on average, the cheapest month to fly to Houston from Denver, with most prices found around $36. The month of September is another great option to travel to Houston, with average flight prices from Denver averaging around $38.

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 $341. 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 $457.

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 $256. Try not to purchase tickets at noon because they tend to be around $543. 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 from Denver 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 $229 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 $174 on momondo.

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

There are 4 cabin classes available to choose from on Denver 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 20m

Direct flights

Every day

Airports in Houston

2 airports
The fastest flight from Denver to Houston takes 2h 20m
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

Frequently asked questions about flying from Denver to Houston

  • How far is Denver Intl to Houston by plane?

    The distance between Denver Intl and Houston is about 877.8 mi. 2h 20m 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 $65Free CancellationRating
5.6
2,944 reviews
Search Frontier flights
JetBluePriceFrom $154Free CancellationRating
7.2
2,980 reviews
Search JetBlue flights
United AirlinesPriceFrom $160Free CancellationRating
7.4
9,752 reviews
Search United Airlines flights
SouthwestPriceFrom $173Free CancellationRating
7.9
4,277 reviews
Search Southwest flights
American AirlinesPriceFrom $270Free CancellationRating
7.1
11,645 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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