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Cheap Flights from Denver International to Houston

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Flight deals from Denver International to Houston

Looking for a cheap last-minute deal or the best return flight from Denver International to Houston? Find the lowest prices on one-way and return tickets right here.
Houston.97 € per passenger.Departing Tue, 13 May, returning Sat, 17 May.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Tue, 13 May, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Sat, 17 May, arriving in Denver International.Price includes taxes and charges.From 97 €, select.
Houston.110 € per passenger.Departing Tue, 10 Jun, returning Sat, 21 Jun.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Tue, 10 Jun, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Sat, 21 Jun, arriving in Denver International.Price includes taxes and charges.From 110 €, select.
Houston.118 € per passenger.Departing Wed, 23 Jul, returning Sat, 26 Jul.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Wed, 23 Jul, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Sat, 26 Jul, arriving in Denver International.Price includes taxes and charges.From 118 €, select.
Houston.131 € per passenger.Departing Sat, 24 May, returning Tue, 3 Jun.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Denver International on Sat, 24 May, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Tue, 3 Jun, arriving in Denver International.Price includes taxes and charges.From 131 €, select.
Houston.139 € per passenger.Departing Sat, 28 Jun, returning Sat, 5 Jul.Return flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departs from Denver International on Sat, 28 Jun, arriving in Houston George Bush Intercntl..Inbound direct flight with Frontier Airlines departs from Houston George Bush Intercntl. on Sat, 5 Jul, arriving in Denver International.Price includes taxes and charges.From 139 €, select.
Houston.140 € per passenger.Departing Tue, 29 Jul, returning Thu, 7 Aug.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Denver International on Tue, 29 Jul, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Thu, 7 Aug, arriving in Denver International.Price includes taxes and charges.From 140 €, select.
Houston.143 € per passenger.Departing Sat, 2 Aug, returning Sun, 10 Aug.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Denver International on Sat, 2 Aug, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Sun, 10 Aug, arriving in Denver International.Price includes taxes and charges.From 143 €, select.
Houston.160 € per passenger.Departing Tue, 29 Apr, returning Thu, 1 May.Return flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Denver International on Tue, 29 Apr, arriving in Houston George Bush Intercntl..Inbound indirect flight with Frontier Airlines, departs from Houston George Bush Intercntl. on Thu, 1 May, arriving in Denver International.Price includes taxes and charges.From 160 €, select.

Find the cheapest month to fly from Denver International to Houston

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver International to Houston flights are currently cheapest in May.
Apr
from 187 €
May
from 97 €
Jun
from 110 €
Jul
from 118 €
Aug
from 143 €
Sep
from 205 €
Oct
from 252 €
Nov
from 250 €
Dec
Find prices
Jan
from 446 €
Feb
Find prices
Mar
Find prices

Direct flights from Denver International to Houston

Alternative Denver International to Houston routes

Looking for the cheapest, fastest or easiest route from Denver International to Houston? You could fly into the following airports instead.

Denver to Houston: Flight information

The things to know before you go.
Cheapest flight found97 €
Cheapest month to flyMay
Average flight time2 hrs, 28 mins
Most popular airlineSouthwest Airlines
Average flights per week636

Finding cheap flights from Denver International to Houston: Frequently asked questions

There are 4 airports in Houston: Houston Hobby, Houston George Bush Intercntl., Houston Ellington Field, and Galveston.
The best price we found for a return flight from Denver International to Houston is 97 €. 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 27 minutes is the average flight time from Denver International to Houston.
Southwest Airlines, United and Air Canada fly direct from Denver International to Houston.
As of April 2025, there are 318 flights per week flying from Denver International to Houston.
The cheapest month to fly from Denver International to Houston is usually May.
If you're flying from Denver International Airport, the cheapest airport near Houston is Houston George Bush Intercntl. – which is 25.0 km away from the centre of Houston. We've found flights into this airport from 97 €.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Denver International Airport to Houston on Tuesday, 13 May 2025.
Yes – the average flight time is 2 hours and 27 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 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.
In April, the average temperature is usually around 20°C. August is typically the warmest month in Houston, when it usually averages around 34°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging 6°C. The rainiest month is June.
Currently, Frontier Airlines offers the cheapest flight tickets to Houston.

Travelling from Denver International Airport (DEN) to Houston: what you need to know

  • Approximately 2 hours 34 minutes is how long you'll be travelling on a direct flight from Denver International Airport to Houston.

  • The timezone in Houston is UTC-5. The city is 1 hour ahead of Denver, where Denver International Airport is located.

  • The busiest route is from Denver International Airport (DEN) to George Bush Intercontinental Airport (IAH). Choose from 119 weekly services between these two airports. If you'd like to get on your way as soon as possible, the earliest flight from DEN to IAH is the 05:00 United service. If you prefer travelling later, the last departure is at 21:30 with Southwest Airlines.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This way, you can comfortably board your flight from DEN to Houston.

  • Popular months like July or holiday times such as spring break and Christmas will mean bigger lines at check-in and security. Play it safe and get to the terminal even earlier. Arriving two hours before a domestic flight and up four hours ahead of an international flight is a smart move.

  • You can catch a direct flight from Denver International Airport to Houston. Start your trip at DEN and end it at George Bush Intercontinental Airport (IAH).

  • Leading carriers that operate direct flights from Denver International Airport to Houston include:

  • You won't need a visa or passport to travel within United States. You will need a valid form of identification though, such as an ID card or driver's licence. Put them on your packing checklist once you've booked cheap tickets from Denver International Airport to Houston.

  • DEN is around 40 kilometres from central Denver. If you're driving, ride-sharing or catching a cab from the centre, it'll take you 34 minutes or so to get there, depending on the traffic. If you're using public transport, expect the trip time to be approximately 1 hour and 31 minutes.

  • Get your flight from Denver International Airport to Houston off to a stress-free start. Only a short drive from DEN, book a night at SpringHill Suites Denver Airport and be well-rested for the journey ahead.

How to find the cheapest flights from Denver International Airport (DEN) to Houston

  • 48 € is the best price for a one-way ticket from Denver International Airport to Houston. Return flights start from 97 €. These fares can change depending on demand.

  • To pick up cheap tickets from DEN to Houston, book your trip 9 months ahead of your planned departure.

  • The cheapest month for tickets from Denver International Airport to Houston is May. Compare prices using the 'Whole month' tool to find the cheapest day to fly.

  • Log into your online account or use the app to create a Price Alert. We'll get in touch right away if there's a cheaper deal on this route. It doesn't take long, and it'll save you time checking for cheap tickets from DEN to Houston every day.

  • Take advantage of the filters to find your ideal journey. To see the 'Fastest,' 'Best' or 'Cheapest' flights from Denver International Airport to Houston, use the 'Sort by' tool. You can also filter by airline, arrival and departure times, and journey duration.

Airports in Houston

George Bush Intercontinental Airport (IAH)

William P. Hobby Airport (HOU)

  • Once your flight from Denver International Airport to Houston has landed, you can get to the city centre in around 22 minutes by car. Central Houston is approximately 19 kilometres from William P. Hobby Airport (HOU).

  • The journey will take roughly 1 hour and 42 minutes on public transport.

  • After your flight from DEN to Houston, tuck yourself in at a hotel close to HOU. These are some comfortable accommodation options that'll help you slip into relaxation mode:

Best time to go to Houston

  • July is the busiest month for flights from Denver International Airport to Houston. To escape the crowds, head for Houston in February when things are quieter.

  • The warmest month in Houston is August, with temperatures ranging between 24ºC and 40ºC. Lock in your flights from Denver International Airport to Houston in this month if this is the type of weather you enjoy.

  • If you want cooler conditions, search for a cheap flight from DEN to Houston in January when temperatures average between 5ºC and 19ºC.

More about Houston

  • When it comes to searching for somewhere to lay your head, you'll find the best stays in Houston right here. Browse these options after locking in your flight from Denver International Airport to Houston:

  • Every great adventure has to include a little sightseeing. The Houston Museum of Natural Science, The Museum of Fine Arts, Houston, Beck Building and Hermann Park are must-visits when exploring Houston.

Complete your Houston trip with a car rental

  • Finding you a cheap flight from Denver International Airport to Houston isn't the only thing we're good at. Check out our car rentals in Houston and explore at your own pace. We find deals from trusted car rental providers and put them all in one place. You can instantly compare rates and then book with no fees.

Plan the rest of your trip from Denver to Houston

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