Cheap flights from North America to Denver from $45

The cheapest month to fly to Denver from North America is in January. Flight prices, which tend to average around $267, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in January, then you should wait until October to fly from North America, when ticket prices are also cheap, with an average price of $277.

The cheapest day to depart on your flight to Denver is on a Wednesday when prices can be found for as low as $352. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Sunday, with ticket prices averaging around $429.

The cheapest time of day to fly to Denver is in the evening when flights can be purchased for as low as $272. Flights in the morning are often more expensive with an average ticket price of $402.

Fly from Dallas/Fort Worth to Denver Intl for the best North America - Denver Intl flight prices

You are more likely to see cheaper flights to Denver from North America when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $281 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from North America for as low as $268 on momondo.

There are 4 cabin classes available to choose from on North America to Denver Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Frontier, United Airlines, and Southwest are the most popular carriers operating from North America to Denver Intl

Frontier, United Airlines and Southwest are the top three most popular airlines that fly to Denver from North America according to our data. Frontier is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Denver. Keep in mind that there are 11 different airlines that fly to Denver on a routine basis, so you have a few additional options to choose from.

As of April 2026, 290 flights take off from North America and land in Denver each day. The most common flight departure time for this route is 4:00PM, with 39% of daily flights taking off in the afternoon.

As of April 2026, 2,030 flights take off from North America and land in Denver each week. The most common flight departure day for this route is Fri, with 18% of weekly flights taking off on this day.