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IAH - DEN

£82 Find cheap flights from Houston to Denver

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Houston to Denver departing on 1/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Sat 1/6
Sat 8/6

Search hundreds of travel sites at once for deals on flights to Denver

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Houston to Denver, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Houston to Denver, as well as popular online travel agencies
In the last 7 days, travellers have searched 43,740,974 times on KAYAK, and here's why:

Save 28% or moreCompare multiple travel sites with one search.

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Filter your dealsChoose cabin class, free Wi-Fi and more.

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Cheap flight deals from Houston to Denver (IAH-DEN)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Houston to Denver that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
19:05 - 20:45IAH-DEN
2h 40mdirect
07:55 - 11:20DEN-IAH
2h 25mdirect
£128Southwest
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Mon, 3 Jun - Tue, 4 Jun
14:45 - 19:35IAH-DEN
5h 50m1 stop
07:55 - 11:20DEN-IAH
2h 25mdirect
£151Southwest
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Mon, 3 Jun - Tue, 4 Jun
18:27 - 23:05IAH-DEN
5h 38m1 stop
00:30 - 08:14DEN-IAH
6h 44m1 stop
£158Delta
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Mon, 3 Jun - Mon, 3 Jun
18:27 - 23:05IAH-DEN
5h 38m1 stop
18:10 - 00:54DEN-IAH
5h 44m1 stop
£163Delta
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Mon, 3 Jun - Tue, 4 Jun
05:00 - 10:30IAH-DEN
6h 30m1 stop
19:30 - 22:55DEN-IAH
2h 25mdirect
£291United Airlines
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Thu, 30 May - Mon, 3 Jun
09:42 - 11:21IAH-DEN
2h 39mdirect
00:59 - 18:32DEN-IAH
16h 33m1 stop
£292Frontier
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Sat, 6 Jul - Sat, 13 Jul
07:20 - 08:53IAH-DEN
2h 33mdirect
06:00 - 13:26DEN-IAH
6h 26m1 stop
£297United Airlines
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Sun, 20 Oct - Thu, 24 Oct
10:51 - 17:50IAH-DEN
7h 59m1 stop
00:59 - 18:32DEN-IAH
16h 33m1 stop
£331Frontier
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Sat, 6 Jul - Sat, 13 Jul
18:33 - 11:12IAH-DEN
17h 39m2 stops
12:08 - 23:59DEN-IAH
10h 51m2 stops
£383Alaska Airlines
Find Deal
Fri, 4 Oct - Tue, 8 Oct
06:00 - 16:54IAH-DEN
11h 54m2 stops
12:08 - 23:59DEN-IAH
10h 51m2 stops
£395Alaska Airlines
Find Deal
Mon, 9 Sep - Tue, 1 Oct

Flights from Houston to Denver - Travel Insights & Trends

Get data-powered insights and trends into flights from Houston to Denver to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Houston George Bush Intcntl Airport to Denver?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Houston George Bush Intcntl Airport to Denver, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Houston George Bush Intcntl Airport to Denver is January, where tickets cost £85 on average. On the other hand, the most expensive months are July and March, where the average cost of tickets is £177 and £164 respectively.

How far in advance should I book a flight from Houston George Bush Intcntl Airport to Denver?

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from Houston George Bush Intcntl Airport to Denver, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from Houston George Bush Intcntl Airport to Denver, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 75 days before departure.

Which airlines provide the cheapest flights from Houston to Denver?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
The best deals for a one-way ticket found by KAYAK users over the last 3 days were on Delta (£82) and Southwest (£115). The cheapest round-trip tickets were found on Southwest (£128) and Delta (£158).

Which airlines fly most frequently between Houston and Denver?

In normal times, United Airlines flies from Houston to Denver up to 17 times per day, Frontier up to 3 times per day, and Southwest up to 2 times per day.

How many flights are there between Houston George Bush Intcntl Airport and Denver per day?

Each day, there are between 22 and 25 nonstop flights that take off from Houston George Bush Intcntl Airport and land in Denver, with an average flight time of 2h 37m. The most common departure time is 12:00 and most flights take off in the morning. Each week, there are 163 flights. The most frequent day of departure is Sunday, when 15% of all weekly flights depart. The fewest flights depart on a Saturday.

Which cabin class options are there for flights between Houston George Bush Intcntl Airport and Denver?

The average price of flights for each cabin class for the route found by users searching on KAYAK over the last 2 weeks.
There is only one cabin class option available for the route, which is Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

How long does a flight from Houston to Denver take?

Direct flights take on average 2h 40m to travel the 861 miles between Houston and Denver.

What’s the earliest departure time from Houston to Denver?

Early birds can take the earliest flight from Houston George Bush Intcntl Airport at 05:00 and will be landing in Denver at 06:37.

What’s the latest departure time from Houston to Denver?

If you prefer to fly at night, the latest flight from Houston George Bush Intcntl Airport to Denver jets off at 23:09 and lands at 00:49.

Good to know - Cheap tickets from Houston to Denver

Low season

April

High season

December

Cheapest flight

£82
Best time to beat the crowds (15% less expensive on average)
Most popular time to fly (15% more expensive on average)
Flight from Houston to Denver

When to book flights from Houston to Denver

Are your dates flexible? Find out the best times to travel from Houston to Denver based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Houston to Denver flights

  • Does Denver International Airport have an airport hotel?

    Yes. For those looking to stay at an airport hotel, book your stay at the Westin Hotel at Denver International Airport. The 519-room hotel with a conference center is just steps away from the main terminal. It is located just one level above the escalator at the Transit Center. It is a good place for business travelers to hold meetings and conferences, and the hotel also has an onsite restaurant.

  • Which family services are available at George Bush Intercontinental Airport?

    Baby care facilities are provided in most restrooms (gents, ladies, and family). The terminals are also dotted with nurseries. Private spaces are furnished with baby cots and rocking chairs where mothers can lull their babies to sleep. There are also lactation rooms at IAH, a private place where mothers can breastfeed their babies.

  • What are accessible services available at George Bush Intercontinental Airport?

    IAH is a barrier-free airport. Passengers with reduced mobility can access all areas using the elevators and ramps provided. There are reserved parking spots at the garages as well. Tactile guide paths and braille signage are in place to help the visually impaired safely navigate the airport. TTY telephones, visual paging, and white courtesy phones are also provided at IAD for the hearing impaired. The same white courtesy phones can be used to request assistance from airport staff.

  • What are the transport options from Denver International Airport?

    The most convenient way of getting downtown is taking the Regional Transportation (RTD) trains. You can get these trains from the Denver Airport Station, which departs every 15min. The Regional Transportation Department (RTD) also provides buses from the airport to downtown, and you’ll find them at the station too. There are charter buses offered at the airport to locations around Colorado, and you can reserve your space at the ground transportation area. Metered taxis are also available at the airport, and a flat rate applies to downtown, Boulder, and Denver Tech Center. Car rentals are an option too, and Avis, Hertz, Budget, and National have counters at DEN.

  • What is the cheapest flight from Houston George Bush Intcntl Airport to Denver?

    In the last 3 days, the lowest price for a flight from Houston George Bush Intcntl Airport to Denver was £103 for a one-way ticket and £160 for a return.

  • Which airports will I be using when flying from Houston to Denver?

    When flying out of Houston you will be using Houston George Bush Intcntl. You will be landing at Denver, also known as Denver Intl.

  • Which airlines offer Wi-Fi service onboard planes from Houston to Denver?

    Alaska Airlines, American Airlines, and Delta offer inflight Wi-Fi service on the Houston to Denver flight route.

  • Which aircraft models fly most regularly from Houston to Denver?

    The Boeing 737-900 is the aircraft model that flies most regularly on the Houston to Denver flight route.

  • Which airline alliances offer flights from Houston to Denver?

    Star Alliance is the only airline alliance operating flights between Houston and Denver.

  • On which days can I fly direct from Houston to Denver?

    There are direct flights from Houston to Denver on a daily basis.

  • How does KAYAK find such low prices on flights from Houston to Denver?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Houston to Denver.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Houston to Denver?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Denver from Houston is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Houston to Denver?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Denver with an airline and back to Houston with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Houston to Denver?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Denver from Houston up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Top tips for finding a cheap flight from Houston to Denver

  • Looking for a cheap flight from Denver to Houston? 25% of our users found flights on this route for Denver or less round-trip.
  • Houston George Bush International Airport (IAH) is a massive airport consisting of five terminals. The airport has all terminals interconnected by a subway system, landside, and a skyway airside for easy movement around the airport complex.
  • Pets are welcome at IAH as long as they remain within their carriers as TSA requires. The airport has four designated pet relief areas, and you’ll find them at Terminals B, C, D, and E, post-security.
  • Around 654 kg of carbon is emitted per passenger on flights from Houston to Denver. However, you can fly more sustainably with Frontier Airlines, United Airlines, and Southwest Airlines. These airlines emit 67%, 62%, and 59% less carbon per passenger on flights from IAH to Denver International Airport (DEN).
  • Fly with American Airlines, United Airlines, or Delta to relax and unwind at their airline lounges at Denver International Airport (DEN) after your flight. These airlines have pay-per-use lounges at DEN that admittance requires your flight ticket and a one-time fee.
  • If you have some time to pass before your flight, check out Xpress Spa in Terminal A at IAH. This establishment offers spa services that take less than 30min, and you’ll find them near Gate 17.
See more tips

Prefer to fly direct from Houston to Denver?

Find which airlines fly direct from George Bush Intcntl to Denver Intl, which days they fly and book direct flights.

Direct departures

Houston George Bush Intcntl to Denver Intl

Monday

Air Canada, Air New Zealand, Avianca, +4 more

Air Canada, Air New Zealand, +5 more

Tuesday

Air Canada, Air New Zealand, Avianca, +4 more

Air Canada, Air New Zealand, +5 more

Wednesday

Air Canada, Air New Zealand, Avianca, +4 more

Air Canada, Air New Zealand, +5 more

Thursday

Air Canada, Air New Zealand, Avianca, +4 more

Air Canada, Air New Zealand, +5 more

Friday

Air Canada, Air New Zealand, Avianca, +4 more

Air Canada, Air New Zealand, +5 more

Saturday

Air Canada, Air New Zealand, Avianca, +4 more

Air Canada, Air New Zealand, +5 more

Sunday

Air Canada, Air New Zealand, Avianca, +4 more

Air Canada, Air New Zealand, +5 more

See more direct flights

Direct returns

Denver Intl to Houston George Bush Intcntl

Monday

Air Canada, Air New Zealand, Avianca, +4 more

Air Canada, Air New Zealand, +5 more

Tuesday

Air Canada, Air New Zealand, Avianca, +4 more

Air Canada, Air New Zealand, +5 more

Wednesday

Air Canada, Air New Zealand, Avianca, +4 more

Air Canada, Air New Zealand, +5 more

Thursday

Air Canada, Air New Zealand, Avianca, +4 more

Air Canada, Air New Zealand, +5 more

Friday

Air Canada, Air New Zealand, Avianca, +4 more

Air Canada, Air New Zealand, +5 more

Saturday

Air Canada, Air New Zealand, Avianca, +4 more

Air Canada, Air New Zealand, +5 more

Sunday

Air Canada, Air New Zealand, Avianca, +4 more

Air Canada, Air New Zealand, +5 more

See more direct flights
See more direct flights

Book cheap flights from Houston to Denver

Cheapest flights to Denver from Houston found in 2024

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Houston to Denver found on KAYAK in the last 72 hours.
1/6Sat
1 stopDelta
5h 42mIAH-DEN
£82
31/5Fri
1 stopDelta
5h 38mIAH-DEN
£83
17/5Fri
1 stopDelta
5h 38mIAH-DEN
£98
14/5Tue
1 stopDelta
8h 21mIAH-DEN
£99
10/5Fri
directSouthwest
2h 25mIAH-DEN
£115
10/5Fri
2 stopsSouthwest
12h 10mIAH-DEN
£131
10/5Fri
1 stopUnited Airlines
6h 39mIAH-DEN
£132
6/8Tue
2 stopsAlaska Airlines
14h 19mIAH-DEN
£178
9/9Mon
2 stopsAlaska Airlines
11h 54mIAH-DEN
£210
10/5Fri
3 stopsSouthwest
10h 30mIAH-DEN
£254

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Last minute flights from Houston to Denver

Last minute flight, train and bus deals

 
These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Houston to Denver that are departing in the next 10 days.
5/5Sun
directSouthwest
2h 30mIAH-DEN
9/5Thu
multi-stopSouthwest
10h 45mDEN-IAH
£347
5/5Sun
multi-stopSouthwest
5h 55mIAH-DEN
9/5Thu
multi-stopSouthwest
10h 45mDEN-IAH
£355
5/5Sun
multi-stopSouthwest
9h 25mIAH-DEN
9/5Thu
multi-stopSouthwest
10h 45mDEN-IAH
£359
5/5Sun
directUnited Airlines
2h 41mIAH-DEN
9/5Thu
directUnited Airlines
2h 28mDEN-IAH
£368
5/5Sun
multi-stopSouthwest
9h 25mIAH-DEN
9/5Thu
multi-stopSouthwest
9h 50mDEN-IAH
£394
4/5Sat
multi-stopDelta
7h 48mIAH-DEN
7/5Tue
multi-stopDelta
6h 44mDEN-IAH
£418
3/5Fri
multi-stopDelta
8h 17mIAH-DEN
8/5Wed
multi-stopDelta
6h 44mDEN-IAH
£434
3/5Fri
multi-stopDelta
6h 36mIAH-DEN
3/5Fri
multi-stopDelta
7h 40mDEN-IAH
£533
7/5Tue
multi-stopAlaska Airlines
22h 37mIAH-DEN
10/5Fri
multi-stopAlaska Airlines
23h 43mDEN-IAH
£634
7/5Tue
multi-stopAlaska Airlines
23h 24mIAH-DEN
10/5Fri
multi-stopAlaska Airlines
23h 43mDEN-IAH
£721

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Search by price

Houston - Denver Flights

Departure:

Houston (IAH)United States

Destination:

Denver (DEN)United States

Cabin classes:

£100

Browse origins:

  • Flights » 
  • Houston George Bush Airport

Browse destinations:

  • Flights » 
  • Worldwide » 
  • Denver