S$140 Cheap Flights from Houston to Denver

View S$140 flight on Thu, 7 May, 2026Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Denver Intl. Airport (DEN)

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Cheap Flights from Houston to Denver (IAH-DEN)

Prices were available within the past 7 days and start at S$140 for one-way flights and S$280 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 7 May - Mon, 11 May
IAH
Houston
DEN
Denver
S$280 Return, found 2 days ago
S$280
Return
found 2 days ago
Select Delta flight, departing Thu, 7 May from Houston to Denver, returning Mon, 11 May, priced at S$280 found 2 days ago
Delta
Thu, 7 May - Mon, 11 May
IAH
Houston
DEN
Denver
S$318 Return, found 2 days ago
S$318
Return
found 2 days ago
Select Delta flight, departing Thu, 7 May from Houston to Denver, returning Mon, 11 May, priced at S$318 found 2 days ago
American Airlines
Thu, 7 May - Mon, 11 May
IAH
Houston
DEN
Denver
S$337 Return, found 2 days ago
S$337
Return
found 2 days ago
Select American Airlines flight, departing Thu, 7 May from Houston to Denver, returning Mon, 11 May, priced at S$337 found 2 days ago
Delta
Sat, 2 May - Wed, 6 May
IAH
Houston
DEN
Denver
S$342 Return, found 3 days ago
S$342
Return
found 3 days ago
Select Delta flight, departing Sat, 2 May from Houston to Denver, returning Wed, 6 May, priced at S$342 found 3 days ago
Delta
Thu, 7 May - Mon, 11 May
IAH
Houston
DEN
Denver
S$357 Return, found 2 days ago
S$357
Return
found 2 days ago
Select Delta flight, departing Thu, 7 May from Houston to Denver, returning Mon, 11 May, priced at S$357 found 2 days ago
United
Thu, 7 May - Mon, 11 May
IAH
Houston
DEN
Denver
S$357 Return, found 2 days ago
S$357
Return
found 2 days ago
Select United flight, departing Thu, 7 May from Houston to Denver, returning Mon, 11 May, priced at S$357 found 2 days ago
United
Thu, 7 May - Mon, 11 May
IAH
Houston
DEN
Denver
S$370 Return, found 2 days ago
S$370
Return
found 2 days ago
Select United flight, departing Thu, 7 May from Houston to Denver, returning Mon, 11 May, priced at S$370 found 2 days ago
United
Thu, 7 May - Mon, 11 May
IAH
Houston
DEN
Denver
S$375 Return, found 2 days ago
S$375
Return
found 2 days ago
Select United flight, departing Thu, 7 May from Houston to Denver, returning Mon, 11 May, priced at S$375 found 2 days ago
American Airlines
Thu, 7 May - Mon, 11 May
IAH
Houston
DEN
Denver
S$376 Return, found 2 days ago
S$376
Return
found 2 days ago
Select American Airlines flight, departing Thu, 7 May from Houston to Denver, returning Mon, 11 May, priced at S$376 found 2 days ago
United
Sat, 2 May - Wed, 6 May
IAH
Houston
DEN
Denver
S$380 Return, found 3 days ago
S$380
Return
found 3 days ago
Select United flight, departing Sat, 2 May from Houston to Denver, returning Wed, 6 May, priced at S$380 found 3 days ago

Alternative airports near Denver

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Denver Intl. DEN. Cheapest option available. Average driving time to city centre is 32 minutes. Flights from S$342
DEN
Denver Intl.
Cheapest
Average driving time to city centre32 min
Flights from S$342

Frequently asked questions

How much is a flight from Houston Airport to DEN?
If you're planning on travelling from Houston Airport to DEN, round-trip flights start from S$280. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year, so don't wait around. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from IAH to DIA airport?
When it comes to cancellation fees, each airline has a different set of terms and conditions. If you decide to cancel your trip, visit our Customer Service Portal.
How do I find cheap flights from Houston Airport to Denver Intl. Airport (DEN) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for IAH to Denver Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from IAH to Denver Airport?
The flight distance from Houston Airport (IAH) to Denver Intl. Airport (DEN) (DEN) is 1,400 kilometres. You'll be disembarking the plane and grabbing your suitcase from the carousel in next to no time.
Which airlines fly direct from Houston Airport to DIA airport?
Travelling from George Bush Intercontinental Airport (IAH) to DEN is easy when you have a good range of airlines to select from. These are a few of the best:

  • United Airlines - (UA) with 304 monthly flights
  • Southwest Airlines - (WN) with 60 monthly flights
  • Frontier Airlines - (F9) with 43 monthly flights
  • Spirit Airlines - (NK) with 4 monthly flights

Are Houston Airport to DIA airport flight tickets cheaper when they're purchased at the last minute?
Flight prices from Houston Airport to Denver Airport are available up to 12 months prior to departure on Expedia. And although you may occasionally score a great last-minute deal, it's never a sure thing. Also, booking your flights ahead of time means you'll have more choices — and you can avoid getting stuck in the dreaded middle seat! We're always updating our fares to make sure you get the biggest bargains, so check back often for all the latest specials.

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Denver Intl.
Return price
S$280
Distance
1378 km
Average flight time
1 hour 44 mins

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