Find cheap flights from Denver to Phoenix from $37

Among the kid-friendly airlines connecting from Denver and Phoenix, you may have to prioritize Frontier. The airline's “Kids Fly Free” program allows travelers who are members of the Discount Den travel club to travel with kids under 15 at no cost.

To fly with an eco-friendly airline from Denver and Phoenix, prioritize pre-booking your flight with Allegiant Air. The airline has significantly reduced its environmental impact by utilizing fuel-efficient aircraft, optimizing flight patterns, and implementing recycling programs.

While all modern airlines consider PRMs, Allegiant Air and Frontier offer some of the best accessibility features, even though the majority of airlines that fly from Denver and Phoenix take PRMs into account. These airlines grant priority boarding to PRMs to ensure comfort and inclusion during flights. Additionally, they have a team of well-trained and experienced staff whose primary duty is to ensure PRM-accessible services.

Sun Country Air is among the few pet-friendly airlines to consider for my flight from Denver and Phoenix with my furry friend. The airline's pet-friendly policy allows small caged pets weighing under 20 lbs to travel in-cabin, provided their carriers fit under the owners' seats. The policy also allows larger pets to travel in a pressure and temperature-controlled cargo hold as cargo.

In the last 3 days, the lowest price for a flight from Denver to Phoenix was $37 for a one-way ticket and $37 for a round-trip.

A passport is required to fly from Denver to Phoenix.

When flying out of Denver you will be using Denver Intl. You will be landing at one of these airports: Phoenix-Mesa Gateway or Phoenix Sky Harbor Intl.

We unfortunately don’t have that data for this specific route.

SkyTeam, oneworld, and Star Alliance are the airline alliances operating flights between Denver and Phoenix, with oneworld being the most commonly used for this route.

Las Vegas is the most popular layover city among KAYAK users traveling from Denver to Phoenix.

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Denver to Phoenix.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Phoenix from Denver is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Phoenix with an airline and back to Denver with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Phoenix from Denver up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.