Cheap Flight Tickets from Houston (IAH) to Denver (DEN), Starting at $288

Good to Know: Cheapest and Fastest IAH - DEN Flights

Useful information for finding best airline tickets from George Bush Intercontinental Houston to Denver International on your next trip.

Cheapest Round Trip Flight

$288

F9 Frontier Airlines • 1 stop • 17h 24m

Aug 06 – Aug 12

The cheapest round trip flight from Houston to Denver (IAH-DEN-IAH) is currently $288

🔍 Search Flights

Cheapest Direct Flight

$388

UA United Airlines • nonstop • 4h 3m

Aug 06

The cheapest nonstop flight from Houston to Denver (IAH-DEN) is currently $388

🔍 Search Flights

Fastest Flight

3h 52m

The fastest nonstop flight from Houston to Denver (IAH-DEN) takes 3h 52m

Top Airlines Flying from Houston to Denver

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

Latest Flight Deals from Houston (IAH) to Denver (DEN)

Compare and book low fare round-trip air tickets from Houston to Denver. Ideal for travelers with confirmed return itineraries.

Aug 06 - Aug 12, Economy
F9
Houston → Denver
17h 24m
12:05 PM - 9:49 PM • 1 stop
F9
Houston → Denver
25h 27m
10:29 PM - 2:56 PM • 1 stop
$288
Frontier Airlines
Aug 06 - Aug 12, Economy
F9
Houston → Denver
13h 27m
8:43 PM - 3:50 AM • 1 stop
F9
Houston → Denver
3h 54m
9:06 PM - 12:40 AM • nonstop
$310
Frontier Airlines
Aug 06 - Aug 12, Economy
UA
Houston → Denver
4h 3m
3:00 PM - 4:43 PM • nonstop
UA
Houston → Denver
3h 45m
8:31 PM - 11:56 PM • nonstop
$388
United Airlines
Aug 06 - Aug 12, Economy
UA
Houston → Denver
3h 52m
5:15 AM - 6:47 AM • nonstop
UA
Houston → Denver
3h 56m
6:05 PM - 9:41 PM • nonstop
$388
United Airlines
Aug 06 - Aug 12, Economy
AA
Houston → Denver
6h 57m
4:21 PM - 7:38 PM • 1 stop
AA
Houston → Denver
7h 39m
7:20 AM - 1:19 PM • 1 stop
$406
American Airlines
Aug 06 - Aug 12, Economy
AA
Houston → Denver
7h 32m
6:00 AM - 9:52 AM • 1 stop
AA
Houston → Denver
7h 5m
12:39 PM - 6:04 PM • 1 stop
$406
American Airlines

Fly from Houston to Denver with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Houston to Denver? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Houston to Denver Flights

What are the airports in Houston?
IAH
What’s the most popular airline flying from IAH to DEN?
The most popular airline flying from Houston to Denver are
Can I fly from IAH to DEN non-stop?
Yes, you can fly IAH to DEN non-stop on
Which airlines fly nonstop between Houston and Denver?
The non-stop flights between Houston and Denver are .
What’s the earliest departure time from IAH to DEN Airport?
The earliest flight leaves IAH at 5:15 am and lands in DEN - Denver International
What are the airports in Denver?
DEN
Can I make changes to my Houston to Denver flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from IAH to DEN?
Read the fare rules of the Houston to Denver air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Houston and Denver?
operate flights between Houston and Denver
How long does a flight from Houston to Denver take?
It takes approximately 2 hour to fly non-stop from IAH to DEN, which is 861.63 miles by air.
Which airlines provide the cheapest flights from Houston (IAH) to Denver (DEN) ?
In the past couple of days, the cheapest tickets to DEN from IAH were found on F9 : USD 310
Do I need a passport to fly between IAH and DEN?
No
What’s the latest departure time from IAH to DEN ?
The last flight leaves IAH at 8:43 pm

Houston (IAH) to Denver (DEN): Airport Information

Origin Airport George Bush Intercontinental Houston , Houston, US
Destination Airport Denver International , Denver, US
Distance 862 miles

More Flight Options for Houston (IAH) and Denver (DEN)

Why Fareleaders for IAH to DEN Plane Tickets

Lowest Prices
Lowest Prices
Uncover the best deals on Houston to Denver flights by comparing fares from hundreds of airlines and agencies.
New Deals
New Deals Everyday
Get the best prices on IAH to DEN flights—we update our fares daily so you never miss a saving.
Best Travel Options
No Service Fees
Compare hundreds of Houston to Denver flights and secure the best deals—we never add any service fees.
Get Fare Drop Alert
Be the first to know when fares drop for the Houston (IAH) to Denver (DEN)
Terms and Conditions*