RM 600 Cheap Flights from Denver (DEN) to Houston (IAH)

The lowest price advertised for a round-trip flight from Denver Intl. Airport (DEN) to Houston Airport is . But you better act fast. This figure is taken from fares offered within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Each air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.

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 DEN to Houston Airport flights, you'll see a "no change fees" filter for you to select.

With a flight distance of 1,400 kilometres, it's only a short hop from DEN to Houston Airport. It might be a quick flight, but it's still worth bringing something to keep you entertained on board.

Whether you're after a return or one-way flight, you'll have your pick of airlines that will take you straight from Denver Airport to Houston Airport. Here's a list of the most popular ones:

• United Airlines - (UA) with 304 monthly flights
• Southwest Airlines - (WN) with 69 monthly flights
• Frontier Airlines - (F9) with 47 monthly flights
• Spirit Airlines - (NK) with 4 monthly flights

Flight prices go up and down like a yo-yo, so there are no guarantees. While last-minute deals between DIA airport and Houston Airport are possible, it's also a good idea to keep track of prices well before you fly. In fact, some airlines publicize their prices up to a year before the departure date. Expedia is continuously updating the biggest bargains around, so keep checking and be ready to grab your seat when fare prices drop.