To Denver

Cheap Flights from Houston to Denver

Browse current best options from Houston. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Houston

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

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Houston to Denver

Explore current cheapest deals departing from Houston to Denver

Round trip

Sort by: Cheapest

October 21 - October 28

Cheapest

IAH - Denver

$157

$64

Round trip

October 14 - October 21

Cheapest

IAH - Denver

$157

$64

Round trip

October 14 - October 28

Cheapest

IAH - Denver

$141

$64

Round trip

October 21 - November 11

Cheapest

Best

IAH - Denver

$137

$64

Round trip

October 14 - November 11

Cheapest

Best

IAH - Denver

$136

$64

Round trip

November 4 - November 11

IAH - Denver

$133

$66

Round trip

September 8 - September 16

IAH - Denver

$108

$67

Round trip

August 4 - August 11

Earliest

IAH - Denver

$116

$68

Round trip

September 15 - September 16

IAH - Denver

$119

$69

Round trip

September 9 - September 30

IAH - Denver

$96

$69

Round trip

Unlock all 500+ flight deals to Denver and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Houston to Denver

Right now, 10% of recent fares from Houston to Denver are classified as a good price. If you're looking for cheap flights from Houston to Denver, prices typically range from $98–$403, with a median of $208. Current fares are above the typical level, indicating that now may not be the optimal time to book.

When is the cheapest time to fly from Houston to Denver? The most affordable month to fly is typically April, with a median fare of $89. Following closely is May, with a median fare of $99. February also offers competitive pricing, with a median fare of $156.

A typical journey from Houston to Denver takes about 5h 29m, including connections. This route is classified as short-haul, covering a distance of 1387 km. Given that a meaningful share of itineraries are non-stop, the overall journey time reflects both direct and connecting options.

For direct flights from Houston to Denver, a meaningful share are non-stop, while the remaining itineraries connect at least once. When connections are necessary, most itineraries involve 2 stopovers. New deals for this route appear almost daily, offering frequent opportunities to find suitable flights.

How much is a round trip from Houston to Denver

Regular price: $114 - $259

Prices for flights from Houston to Denver are currently below the regular range.

The regular price range for flights from Houston to Denver is typically between $114 and $259. The current lowest deal is $64 with Frontier Airlines for travel from Oct 21-Oct 28.

now $64

Low $114

High $259

The cheapest time to fly from Houston to Denver

The cheapest month to fly from Houston to Denver is April, with a median price of $89. The most expensive month is December, with a median price of $1023. Prices are generally lower from February to September.

April

Cheapest

Flights from $89

December

Most Expensive

Flights from $1,023

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Direct flights from Houston to Denver

Frontier Airlines

Last-minute flights going from Houston to Denver

Wed, Jul 1

⌛ Last-Minute

IAH - Denver

Houston (IAH) - Denver (DEN)

Frontier Airlines

$244

$182

One-way

Tue, Jul 7

⌛ Last-Minute

IAH - Denver

Houston (IAH) - Denver (DEN)

Frontier Airlines

$159

$119

One-way

Tue, Jul 14

⌛ Last-Minute

IAH - Denver

Houston (IAH) - Denver (DEN)

Frontier Airlines

$150

$116

One-way

Tue, Jul 14

⌛ Last-Minute

IAH - Denver

Houston (IAH) - Denver (DEN)

Frontier Airlines

$156

$118

One-way

Wed, Jul 15

⌛ Last-Minute

IAH - Denver

Houston (IAH) - Denver (DEN)

Frontier Airlines

$150

$116

One-way

Mon, Jul 20

⌛ Last-Minute

IAH - Denver

Houston (IAH) - Denver (DEN)

Frontier Airlines

$146

$110

One-way

Biggest price drops on these dates for flights from Houston to Denver

4 nights

Dec 7 - Dec 11

$388 → $250

36%

2 nights

Dec 14 - Dec 16

$405 → $272

33%

7 nights

Dec 22 - Dec 29

$405 → $291

28%

3 nights

Dec 7 - Dec 10

$388 → $293

24%

Popular Airports to fly from Houston to Denver

Houston - Denver route insights

💸 Price insights

Recent fares are above the typical level.

Recent fares from Houston to Denver are above the typical level, with 10% of deals considered good.

📅 Best time to fly

April is historically the cheapest month to fly.

Historically, April is the cheapest month to fly from Houston to Denver, with a median price of $89.

⏱️ Flight duration

Flights typically take 5h 29m.

The typical flight duration from Houston to Denver is 5 hours and 29 minutes, covering 1387 km.

✈️ Airlines & availability

53.7% of recent deals are for direct flights.

53.7% of recent deals from Houston to Denver are for direct flights, with connecting flights having 2 stopovers.

🏆 Airline highlight

Frontier Airlines offers direct flights.

Frontier Airlines has 1 direct deal available for flights from Houston to Denver.

🎯 Booking tip

Deals appear frequently.

Deals for flights from Houston to Denver appear frequently, with more than 1 deal per day.

Houston main airports to depart from

George Bush Intercontinental (IAH)

Cheapest

George Bush Intercontinental Airport offers flights to Denver, potentially providing more options for your journey.

📍 ~25 km from Houston city center (reachable by car or bus)

💸 Flights from ~$64

William P. Hobby (HOU)

William P. Hobby Airport is a convenient departure point for flights to Denver from Houston.

📍 ~15 km from Houston city center (reachable by car or bus)

💸 Flights from ~$64

Denver main airports to arrive at

Denver International (DEN)

Cheapest

Denver International Airport is the primary airport for travelers flying to Denver from Houston.

📍 ~30 km from city center (reachable by car, bus, or rail).

💸 Flights from ~$64

Airports nearby Denver used as alternative

Colorado Springs (COS)

Cheapest

Colorado Springs (COS) is a practical alternative to Denver (DEN) due to its proximity and service level.

📍 ~110 km from Denver (reachable by car, ~1.5 hours drive depending on traffic)

💸 Flights from ~$192

Eagle County Regional (EGE)

Eagle County Regional (EGE) is a primary alternative for travelers located in the western mountains.

📍 ~190 km from Denver (reachable by car)

💸 Flights from ~$482

Aspen–Pitkin County (ASE)

Aspen–Pitkin County (ASE) offers frequent service to major US hubs, but can be more expensive.

📍 ~200 km from Denver (reachable by car)

💸 Flights from ~$458

Cheyenne Regional (CYS)

Cheyenne Regional (CYS) is geographically close to northern Denver, with easy parking and fast security.

📍 ~150 km from Denver (reachable by car)

💸 Flights from ~$303

Yampa Valley (HDN)

Yampa Valley (HDN) serves as a viable gateway for the Northwest Colorado region.

📍 ~250 km from Denver (reachable by car)

💸 Flights from ~$290

Business & First Class Flight Deals to Denver

Denver, United States

37% AI deal score

$6,712

From IAH

Elite

Jul 13

Denver, United States

37% AI deal score

$6,714

Frequently Asked Questions About Flights to Denver

Historically, the optimal booking window for flights from Houston to Denver is typically between 28 and 59 days prior to departure. During this period, the average price for a ticket is around $251. Booking within 0-6 days of departure sees a significantly higher average price of $775. Even booking 60+ days out tends to be more expensive, with an average price of $310.

Across the trailing quarter, a flight from Houston to Denver is considered a good deal if you find it for $98 or less. The median price for this route historically is $208. Prices can go up to $403 or more for the higher end of fares. Aiming for prices at or below the $98 threshold will help ensure you are getting a competitive rate.

Historically, the cheapest months to fly from Houston to Denver are April and May, with median prices of $89 and $99 respectively. February also offers a relatively lower median price of $156. The annual median price for this route is $208. Planning your trip during these months can result in significant savings compared to other times of the year.

Related routes

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