$72 Find Cheap Flights from Houston to Denver - Compare and Save

The cheapest return flight from Houston to Denver costs $145 on the route between Houston George Bush Intcntl Airport (IAH) and Denver (DEN). Over the past month, this route was, on average, 27% cheaper than other Houston-Denver routes. It is also the most popular route.

If your flying dates are flexible, you should consider flying to Denver on a Wednesday, as we generally find the cheapest rates on that day for this route. On the other hand, Monday is the most expensive day to fly from Houston to Denver. For your return ticket, we recommend flying on a Friday and avoiding Sundays for the best deals.

The cheapest month for flights from Houston to Denver is February, where tickets cost $151 (return) on average. On the other hand, the most expensive months are June and April, where the average cost of round-trip tickets is $302 and $284 respectively.

To get a below average price on the flight from Houston to Denver, you should book around 2 weeks before departure, which saves you about 34% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 7 weeks before departure.

In the past 5 days, the cheapest round-trip tickets from Houston to Denver were found on Frontier ($145) and Southwest ($175).

Houston and Denver are connected by different airlines. The airlines that fly that route the most regularly are United Airlines (82 flights per week), Southwest (51 flights per week), and Frontier (18 flights per week).

Weekly flights between Houston and Denver historically see delays in approximately 16% of cases, with the average delay over the past year being 138 minutes.

Typically, flights leaving in the morning tend to face fewer delays, whereas flights in the evening have historically encountered delays more often.

Statistically, Tuesday is the day of the week with the fewest delays on this flight route, while Friday has typically experienced more delays than other days.

Based on our data, Frontier have experienced the fewest delays on this route in the past 12 months, with only about 13% of their flights encountering any delays.

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Each day, there are between 19 and 23 nonstop flights that take off from Houston and land in Denver, with an average flight time of 2h 37m. The most common departure time is 4:00 pm and most flights take off in the morning. Each week, there are 151 flights. The most frequent day of departure is Monday, when 15% of all weekly flights depart. The fewest flights depart on a Saturday.