Cheap Flights from Denver to Phoenix (DEN to PHX)

Trading the Rocky Mountains for the Valley of the Sun? Globitude Travels helps you secure the best fares on flights from Denver to Phoenix. Whether you are heading southwest for warm desert sunshine, world-class golf courses, or vibrant desert dining, our unbeatable deals make planning your trip effortlessly simple and affordable.

📞 Call 1-856-513-6369

Flying from Denver to Phoenix

Swapping Mile High air for Sonoran warmth is a breeze when flying from Denver International Airport (DEN) to Phoenix Sky Harbor International Airport (PHX). Phoenix offers year-round sunshine, making it an ideal escape during chilly Colorado winters. Explore charming neighborhoods like Old Town Scottsdale or Roosevelt Row, famous for art galleries and local craft breweries.

Before you take off, keep in mind that Phoenix can reach extreme heat in mid-summer, while fall through spring delivers idyllic patio weather. Do not leave without trying authentic Southwestern cuisine, such as mesquite-grilled steaks and fresh green chile dishes. Sky Harbor Airport sits just minutes from downtown, offering seamless light rail and highway connections to your final destination.

Money-saving tips for this route

Consider booking early with Frontier to lock in low base Economy fares from Denver to Phoenix.
Travel on Tuesdays or Wednesdays when airfare demand between Denver and Phoenix is typically lower.
Review baggage allowance policies for your chosen airline before packing to avoid surprise fees at DEN.
Contact Globitude Travels by phone to ask about unadvertised discounts or bundled trip offers.

Frequently asked questions

Which airlines offer flights from Denver to Phoenix?

Frontier Airlines (with fares starting from $122 in Economy) and Southwest Airlines (starting from $232 in Economy) operate flights on this route.

What are the main airports used for this flight route?

Flights depart from Denver International Airport (DEN) in Colorado and arrive at Phoenix Sky Harbor International Airport (PHX) in Arizona.

When is generally the cheapest month to book flights to Phoenix?

August and September generally offer lower flight prices due to high summer temperatures in Phoenix, while winter months see higher demand.

Are direct non-stop flights available between Denver and Phoenix?

Yes, direct flights operate regularly between Denver (DEN) and Phoenix (PHX), getting you to the desert in under three hours.

Can I book my Denver to Phoenix flight by phone with Globitude Travels?

Yes, you can call Globitude Travels directly to speak with a travel specialist who can help you compare fares and book your itinerary.

Related routes

↩ Phoenix to Denver Denver to Atlanta Denver to Calgary Denver to Cancún Denver to Chicago Denver to Chicago Denver to Cincinnati / Covington Anchorage to Phoenix Atlanta to Phoenix Buffalo to Phoenix Burbank to Phoenix Carlsbad to Phoenix Cincinnati / Covington to Phoenix All routes →

Why book with Globitude Travels

💸 Transparent pricing
The fare you see is all-inclusive — taxes and fees shown before you pay, never after.

🤝 Real travel experts
Every booking is reviewed by our team, and phone-only vendor deals can beat any online price.

🎧 24/7 human support
Before, during and after your trip — changes, cancellations and special requests handled by people.

🔒 Secure checkout
Encrypted payment, verified confirmation emails, and your PNR delivered as soon as the airline issues it.

Globitude Travels is an independent travel agency — call 1-856-513-6369 or use the search above to compare live fares on this route. See our terms, privacy policy, refund policy and service fees for full details, or contact us any time.

Page updated August 16, 2026 · fare data refreshed automatically from live flight searches.