Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Denver to Houston from $45

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 2/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Denver to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
9:00 pm - 12:31 amDEN-IAH
2h 31mnonstop
Frontier Logo
6:45 am - 8:27 amIAH-DEN
2h 42mnonstop
$91Frontier
Find Deal
Sat, Dec 13 - Thu, Dec 18
Frontier Logo
8:07 pm - 11:38 pmDEN-IAH
2h 31mnonstop
Frontier Logo
6:45 am - 8:27 amIAH-DEN
2h 42mnonstop
$93Frontier
Find Deal
Mon, Dec 1 - Wed, Dec 3
Frontier Logo
4:45 pm - 8:19 pmDEN-IAH
2h 34mnonstop
Frontier Logo
6:45 am - 8:27 amIAH-DEN
2h 42mnonstop
$94Frontier
Find Deal
Wed, Dec 10 - Wed, Dec 17
Frontier Logo
8:07 pm - 11:38 pmDEN-IAH
2h 31mnonstop
Frontier Logo
8:07 pm - 11:04 pmIAH-DEN
27h 57m1 stop
$95Frontier
Find Deal
Mon, Dec 1 - Wed, Dec 3
Frontier Logo
7:15 am - 10:53 amDEN-IAH
2h 38mnonstop
Frontier Logo
6:45 am - 8:27 amIAH-DEN
2h 42mnonstop
$97Frontier
Find Deal
Fri, Nov 21 - Mon, Nov 24
Frontier Logo
8:07 pm - 11:38 pmDEN-IAH
2h 31mnonstop
Frontier Logo
6:45 am - 8:27 amIAH-DEN
2h 42mnonstop
$98Frontier
Find Deal
Fri, Nov 21 - Sun, Nov 23
Frontier Logo
12:00 pm - 3:27 pmDEN-IAH
2h 27mnonstop
Frontier Logo
10:20 am - 10:59 pmIAH-DEN
13h 39m1 stop
$99Frontier
Find Deal
Wed, Dec 3 - Mon, Dec 8
Frontier Logo
8:00 am - 7:40 amDEN-IAH
22h 40m1 stop
Frontier Logo
11:32 am - 1:16 pmIAH-DEN
2h 44mnonstop
$100Frontier
Find Deal
Sun, Jan 25 - Sun, Feb 1
Southwest Logo
9:30 am - 12:55 pmDEN-HOU
2h 25mnonstop
Southwest Logo
5:35 am - 7:05 amHOU-DEN
2h 30mnonstop
$157Southwest
Find Deal
Wed, Dec 10 - Wed, Dec 17
Southwest Logo
6:05 am - 9:40 amDEN-HOU
2h 35mnonstop
Southwest Logo
9:00 am - 10:40 amHOU-DEN
2h 40mnonstop
$165Southwest
Find Deal
Tue, Jan 6 - Thu, Jan 8

American Airlines flights from Denver to Houston

Our best American Airlines deals on Denver to Houston flight tickets
American Airlines
Jan 18
DEN6:00 amDenver Intl
5h 09m
1 stop
HOU12:09 pmHouston Hobby
Jan 24
HOU6:36 pmHouston Hobby
4h 58m
1 stop
DEN10:34 pmDenver Intl
$190
Find similar
American Airlines
Jan 25
DEN6:00 amDenver Intl
5h 09m
1 stop
HOU12:09 pmHouston Hobby
Feb 1
HOU10:35 amHouston Hobby
6h 46m
1 stop
DEN4:21 pmDenver Intl
$193
Find similar
American Airlines
Dec 9
DEN10:21 amDenver Intl
6h 38m
1 stop
HOU5:59 pmHouston Hobby
Dec 16
HOU6:36 pmHouston Hobby
4h 46m
1 stop
DEN10:22 pmDenver Intl
$202
Find similar

Southwest flights from Denver to Houston

Our best Southwest deals on Denver to Houston flight tickets
Southwest
Dec 10
DEN9:30 amDenver Intl
2h 25m
HOU12:55 pmHouston Hobby
Dec 17
HOU5:35 amHouston Hobby
2h 30m
DEN7:05 amDenver Intl
$157
Find similar
Southwest
Jan 6
DEN6:05 amDenver Intl
2h 35m
HOU9:40 amHouston Hobby
Jan 8
HOU9:00 amHouston Hobby
2h 40m
DEN10:40 amDenver Intl
$165
Find similar
Southwest
Jan 6
DEN6:05 amDenver Intl
2h 35m
HOU9:40 amHouston Hobby
Jan 8
HOU4:40 pmHouston Hobby
3h 55m
1 stop
DEN7:35 pmDenver Intl
$171
Find similar

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 November 12, 2025.
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

Sat 12/13

9:00 pm-12:31 am

Nonstop2h 31m

Houston George Bush Intcntl

Thu 12/18

6:45 am-8:27 am

Nonstop2h 42m

$91

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Mon 12/1

8:07 pm-11:38 pm

Nonstop2h 31m

Houston George Bush Intcntl

Wed 12/3

6:45 am-8:27 am

Nonstop2h 42m

$93

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Wed 12/10

4:45 pm-8:19 pm

Nonstop2h 34m

Houston George Bush Intcntl

Wed 12/17

6:45 am-8:27 am

Nonstop2h 42m

$94

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Mon 12/1

8:07 pm-11:38 pm

Nonstop2h 31m

Houston George Bush Intcntl

Wed 12/3

8:07 pm-11:04 pm

1 stop27h 57m

$95

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Fri 11/21

7:15 am-10:53 am

Nonstop2h 38m

Houston George Bush Intcntl

Mon 11/24

6:45 am-8:27 am

Nonstop2h 42m

$97

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Fri 11/21

8:07 pm-11:38 pm

Nonstop2h 31m

Houston George Bush Intcntl

Sun 11/23

6:45 am-8:27 am

Nonstop2h 42m

$98

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Wed 12/3

12:00 pm-3:27 pm

Nonstop2h 27m

Houston George Bush Intcntl

Mon 12/8

10:20 am-10:59 pm

1 stop13h 39m

$99

DenverHouston

DEN - IAH

DENIAH

Denver Intl

Sun 1/25

8:00 am-7:40 am

1 stop22h 40m

Houston George Bush Intcntl

Sun 2/1

11:32 am-1:16 pm

Nonstop2h 44m

$100

DenverHouston

DEN - HOU

DENHOU

Denver Intl

Wed 12/10

9:30 am-12:55 pm

Nonstop2h 25m

Houston Hobby

Wed 12/17

5:35 am-7:05 am

Nonstop2h 30m

$157

DenverHouston

DEN - HOU

DENHOU

Denver Intl

Tue 1/6

6:05 am-9:40 am

Nonstop2h 35m

Houston Hobby

Thu 1/8

9:00 am-10:40 am

Nonstop2h 40m

$165

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 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 $129. The month of February is another great option to travel to Houston, with average flight prices from Denver averaging around $147.

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 Friday. momondo users have found tickets for Friday departures for as low as $241. 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 $226. Try not to purchase tickets at noon because they tend to be around $588. 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 $193 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 $143 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 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 near Houston: 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 25m 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 $59Free CancellationRating
5.8
3,113 reviews
Search Frontier flights
United AirlinesPriceFrom $154Free CancellationRating
7.4
9,015 reviews
Search United Airlines flights
SouthwestPriceFrom $175Free CancellationRating
8.0
4,235 reviews
Search Southwest flights
American AirlinesPriceFrom $316Free CancellationRating
7.2
11,050 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.

An easier way to manage your Houston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 12/12
Fri 12/19
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States