Cheap flights from Houston to Denver

Flights overview

Useful information for finding cheap flights from Houston to Denver and booking your next trip
Cheapest round-trip flights $72
Frontier Nonstop 3 hr Sat, Feb 21 — Mon, Feb 23
The cheapest round-trip flight from Houston to Denver is currently $72
Cheapest one-way flight $28
Frontier Nonstop 3 hr Wed, Feb 18
The cheapest one-way flight from Houston to Denver is currently $28
Last-minute weekend getaway $195
Frontier Nonstop 3 hr Sat, Jan 24 — Sun, Jan 25
The cheapest last-minute weekend getaway from Houston to Denver is currently $195
Cheapest business class flights $447
United Nonstop 3 hr Sat, Feb 28 — Mon, Mar 2
The cheapest business class round-trip flight from Houston to Denver is currently $447
Fastest flight 2 hr 30 min The fastest nonstop flight from Houston to Denver takes 2 hr 30 min
Nonstop flights Every day There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Houston to Denver is typically February. The most expensive month to fly is typically June.
February
Cheapest
Typical prices: $75–165
June
Most expensive
Typical prices: $155–240

Popular airlines from Houston to Denver

  • United
    Nonstop
    from $177
    Typical price: $195–365
    70 weekly nonstop flights
    IAH - DEN Every day
    1266 weekly connecting flights
    IAH - DEN Every day
  • Southwest
    Nonstop
    from $177
    Typical price: $195–350
    42 weekly nonstop flights
    HOU - DEN Every day
    1984 weekly connecting flights
    HOU - DEN Every day
  • Frontier
    Nonstop
    from $72
    Typical price: $100–220
    17 weekly nonstop flights
    IAH - DEN Every day
    20 weekly connecting flights
    IAH - DEN Every day
  • American
    from $242
    Typical price: $215–435
    444 weekly connecting flights
    HOU, IAH - DEN Every day
  • Delta
    from $257
    Typical price: $225–600
    198 weekly connecting flights
    HOU, IAH - DEN Every day
  • Alaska
    from $423
    Typical price: $460–1,250
    21 weekly connecting flights
    IAH - DEN Every day

Popular airports near Houston

  • George Bush Intercontinental Airport (IAH)
    Houston United States 22 min 16 mi
  • William P. Hobby Airport (HOU)
    Houston United States 23 min 9 mi
  • Dallas Fort Worth International Airport (DFW)
    Dallas United States 3 hr 51 min 237 mi
  • Austin-Bergstrom International Airport (AUS)
    Austin United States 2 hr 26 min 140 mi

Popular airports near Denver

  • Denver International Airport (DEN)
    Denver United States 38 min 19 mi
  • Colorado Springs Airport (COS)
    Colorado Springs United States 1 hr 26 min 66 mi
  • Centennial Airport (APA)
    Denver United States 27 min 14 mi
  • Eagle County Regional Airport (EGE)
    Vail United States 2 hr 18 min 103 mi

Frequently asked questions about flying from Houston to Denver

The cheapest flights from Houston to Denver are usually in February. Typical ticket prices in February range from $75 to $165.
The cheapest round-trip flight from Houston to Denver recently found on Google Flights was with Frontier from $72. The cheapest one-way flight was with Frontier from $28.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest United flight from Houston to Denver is $177, flying from Feb 28 to Mar 1.
  • The cheapest Southwest flight from Houston to Denver is $177, flying from Feb 21 to Feb 22.
  • The cheapest Frontier flight from Houston to Denver is $72, flying from Feb 21 to Feb 23.
  • The cheapest American flight from Houston to Denver is $242, flying from Feb 28 to Mar 1.
  • The cheapest Delta flight from Houston to Denver is $257, flying from Apr 16 to Apr 20.
  • The cheapest Alaska flight from Houston to Denver is $423, flying from Apr 4 to Apr 5.
The cheapest round-trip flight from Houston to Denver starts at $72 from Sat, Feb 21 to Mon, Feb 23. The cheapest one-way flight starts at $28 and departs on Wed, Feb 18.
2 hr 30 min is the shortest flight time from Houston to Denver.
Denver’s mild summer months (Jun–Aug) are a popular time for visitors exploring the city and nearby national parks. The ski season runs through winter (Nov–Mar). Major events include the National Western Stock Show & Rodeo (Jan) and A Taste of Colorado (Sep) food and arts festival.
It's easy to use Google Flights to find the cheapest days to fly from Houston to Denver.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.
What counts as the best airline for your flights from Houston to Denver really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Houston to Denver.

In terms of nonstop flights, United is the most popular. United offers 70 nonstop flights and 1,266 connecting flights per week. United flies from George Bush Intercontinental Airport (IAH) to Denver International Airport (DEN) .

In terms of flights, Southwest is the most popular. Southwest offers 42 nonstop flights and 1,984 connecting flights per week. Southwest flies from William P. Hobby Airport (HOU) to Denver International Airport (DEN) .

Other popular airlines flying from Houston to Denver are:
  • Frontier offers 17 nonstop flights and 20 connecting flights per week. Frontier flies from George Bush Intercontinental Airport (IAH) to Denver International Airport (DEN) .
  • American offers 444 connecting flights per week. American flies from William P. Hobby Airport (HOU) , George Bush Intercontinental Airport (IAH) to Denver International Airport (DEN) .
  • Delta offers 198 connecting flights per week. Delta flies from William P. Hobby Airport (HOU) , George Bush Intercontinental Airport (IAH) to Denver International Airport (DEN) .
  • Alaska offers 21 connecting flights per week. Alaska flies from George Bush Intercontinental Airport (IAH) to Denver International Airport (DEN) .
The number of connecting flights refers to distinct flights with at least one stop between Houston and Denver.
The cheapest round-trip flight from Houston to Denver recently found on Google Flights was with Frontier from $72. The cheapest one-way flight was with Frontier from $28.

Some of the cheapest round-trip deals we found with different airlines:
  • The cheapest United flight from Houston to Denver is $177, flying from Feb 28 to Mar 1.
  • The cheapest Southwest flight from Houston to Denver is $177, flying from Feb 21 to Feb 22.
  • The cheapest Frontier flight from Houston to Denver is $72, flying from Feb 21 to Feb 23.
  • The cheapest American flight from Houston to Denver is $242, flying from Feb 28 to Mar 1.
  • The cheapest Delta flight from Houston to Denver is $257, flying from Apr 16 to Apr 20.
  • The cheapest Alaska flight from Houston to Denver is $423, flying from Apr 4 to Apr 5.
Southwest, United and Frontier fly direct from Houston to Denver.
  • There are 70 United direct flights from Houston to Denver per week. Flights are available every day.
  • There are 42 Southwest direct flights from Houston to Denver per week. Flights are available every day.
  • There are 17 Frontier direct flights from Houston to Denver per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
The cheapest last-minute deal between Houston and Denver at price $195 is offered by Frontier from Sat, Jan 24 to Sun, Jan 25.
Southwest, United and Frontier fly direct from Houston to Denver.
  • There are 70 United direct flights from Houston to Denver per week. Flights are available every day.
  • There are 42 Southwest direct flights from Houston to Denver per week. Flights are available every day.
  • There are 17 Frontier direct flights from Houston to Denver per week. Flights are available every day.
Use the Stops filter while searching for flights, to see only nonstop options in your results.
There are direct flights from Houston to Denver on a daily basis.
The cheapest direct (nonstop) round-trip flights between Houston and Denver start at $72 from Sat, Feb 21 to Mon, Feb 23 with Frontier.
It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Houston to Denver, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.
The cheapest business class round-trip flights between Houston and Denver start at $447 from Sat, Feb 28 to Mon, Mar 2 with United.
The cheapest economy class round-trip flights between Houston and Denver start at $72 from Sat, Feb 21 to Mon, Feb 23.
To book business class trips from Houston to Denver, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.
The best last-minute getaway deal for the next weekend between Houston and Denver starts at $195 from Sat, Jan 24 to Sun, Jan 25 with Frontier.
The cheapest last-minute deal between Houston and Denver at price $195 is offered by Frontier from Sat, Jan 24 to Sun, Jan 25.
To find last-minute flight deals from Houston to Denver, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.

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