Cheap Flights from Denver International to Houston George Bush Intercntl.

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Flight deals from Denver International to Houston George Bush Intercntl.

Looking for a cheap last-minute deal or the best return flight from Denver International to Houston George Bush Intercntl.? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Denver International to Houston George Bush Intercntl.

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver International to Houston George Bush Intercntl. flights are currently cheapest in October.

Direct flights from Denver International to Houston George Bush Intercntl.

Denver International to Houston George Bush Intercntl.: Alternative routes

Compare routes from Denver International to Houston below. You may find an airport to fly into that's cheaper, faster, or easier than Houston George Bush Intercntl..

Denver to Houston: Flight information

The things to know before you go.
Cheapest flight foundRs12,173
Cheapest month to flyOctober
Average flight time2 hrs, 28 mins
Most popular airlineUnited
Average flights per week351

Finding cheap flights from Denver International to Houston George Bush Intercntl.: Frequently asked questions

The best price we found for a return flight from Denver International to Houston George Bush Intercntl. is Rs23,210. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 28 minutes is the average flight time from Denver International to Houston George Bush Intercntl..
United, Air Canada and Air New Zealand fly direct from Denver International to Houston George Bush Intercntl..
As of September 2025, there are 351 flights per week flying from Denver International to Houston George Bush Intercntl..
The cheapest month to fly from Denver International to Houston George Bush Intercntl. is usually October.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Denver International Airport to Houston George Bush Intercntl. Airport on Friday, 24 October 2025.
Yes – the average flight time is 2 hours and 28 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Houston George Bush Intercntl. but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Houston is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to Houston George Bush Intercntl..

Travelling from Denver International Airport (DEN) to George Bush Intercontinental Airport (IAH): what you need to know

  • Around 2 hours 25 minutes is how long you can expect to be in the air on a direct flight from Denver International Airport to George Bush Intercontinental Airport.

  • The timezone in Houston is UTC-5, which is one hour ahead of Denver.

  • Take your pick of 119 weekly Denver International Airport to George Bush Intercontinental Airport flights. The 05:00 departure with United Airlines is the earliest flight you can take. Southwest Airlines operates the last service of the day at 21:30.

  • Get to the airport on time so you don't miss your DEN to IAH flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid any last-minute rush.

  • Travelling during a peak time like July? Major public holidays and other popular seasons can result in longer lines at airport checkpoints. Be extra cautious and arrive up to four hours before international flights and two hours before a domestic departure.

  • You can fly nonstop to Houston, United States. Take off with one of these carriers offering direct flights from Denver International Airport to George Bush Intercontinental Airport:

  • The majority of passengers choose to travel with Frontier Airlines on this route.

  • United Airlines ranks as the leading on-time carrier for DEN to IAH flights, with 82.06% of services arriving as scheduled.

  • Consider adding a stopover when booking your ticket from Denver International Airport to George Bush Intercontinental Airport. Just deselect 'Direct flights only' to break up your journey, or enjoy a detour to a new and interesting place. Here are some options between DEN and IAH:

    • San Antonio International Airport

    • Austin-Bergstrom International Airport

    • Will Rogers World Airport

How to find the cheapest flights from Denver International Airport (DEN) to George Bush Intercontinental Airport (IAH)

  • The cheapest price we've found for a one-way Denver International Airport to George Bush Intercontinental Airport flight is Rs12,173. A return ticket is currently Rs23,210. Depending on the availability when you book, these fares could change.

  • Score cheap tickets from DEN to IAH by booking at least six months ahead. Based on our research, that's the sweet spot for picking up a bargain.

  • The cheapest month for flights from Denver International Airport to George Bush Intercontinental Airport is May. Use the 'Whole month' tool to find the lowest prices if you have a flexible schedule.

  • You won't have to check every day to see if fares have dropped when you set up a Price Alert. We'll send you an update the moment the price changes on cheap flights from DEN to IAH.

  • Pick your ideal arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to see the best deals on flights from Denver International Airport to George Bush Intercontinental Airport.

Handy information about Denver International Airport (DEN)

  • You'll find DEN at 8500 Pena Boulevard.

  • Denver International Airport maintains a strong on-time record, so you're unlikely to face delays. Departures from DEN land at their destination as scheduled 80.23% of the time.

  • Denver International Airport is about 40 kilometres from central Denver. If you're driving, catching a cab or ride-sharing from the centre, it'll take you 35 minutes or so to arrive, depending on the traffic.

  • Planning to take public transport? Expect a journey time of around 1 hour 30 minutes.

  • Get your flight from Denver International Airport to George Bush Intercontinental Airport off to a stress-free start. Only a short drive from DEN, stay at Baymont by Wyndham Denver International Airport and be well-rested for the trip ahead.

Arriving at George Bush Intercontinental Airport (IAH)

Getting from George Bush Intercontinental Airport (IAH) to central Houston

  • The address for IAH is 16930 JFK Boulevard.

  • George Bush Intercontinental Airport to the centre of Houston has a drive time of about 20 minutes. It's approximately 27 kilometres away.

  • If you're using public transport, expect a journey of around 50 minutes.

When to fly to George Bush Intercontinental Airport (IAH)

  • It's time to plan your travel dates for your flight from Denver International Airport to George Bush Intercontinental Airport. July is the busiest month to visit Houston. If you'd like a quieter vibe, go in February.

  • Before locking in your flight from Denver International Airport to George Bush Intercontinental Airport, consider the kind of weather you like. August is the warmest month in Houston, with the temperature ranging from 24ºC to 40ºC.

  • Look for cheap tickets from DEN to IAH in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between 5ºC and 19ºC on average.

Explore more of United States

  • Houston has its own special appeal, but there are so many other parts of United States waiting to be discovered. About 306 kilometres west of Houston, a visit to San Antonio will fill your itinerary to the brim. Check out popular attractions like The San Antonio River Walk, San Antonio Missions National Historical Park and San Fernando Cathedral.

  • Around 370 kilometres north of Houston, Dallas is another favourite stop in United States. Experience this destination's highlights firsthand at Dallas Arboretum and Botanical Gardens, Perot Museum of Nature and Science and Dallas Museum of Art.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.