$99 Cheap Delta flights Denver (DEN) to Phoenix (PHX)

You can discover cheap return Delta Air Lines flights from $164 from DEN to PHX by filtering your results from “Price (lowest to highest)” on Expedia. Or look for deals from $99 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Browse for one-way or return flights to Phoenix in July or August. You could find lower fares with Delta Air Lines during these off-season months.

To find cheap Delta Air Lines fares from Denver Intl. Airport (DEN) to Sky Harbor Intl. Airport (PHX), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect the cost. Sunday tends to be the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

To find out if there’s a direct trip from DEN to PHX with Delta Air Lines or other carriers, check the “Nonstop” filter when browsing for flights.

Browse Delta Air Lines’s earliest flights from DEN to PHX by checking our “Early Morning” and “Morning” filters. Not only will you get to where you’re going sooner, early departures also experience 20% fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Hop on a Delta Air Lines flight from Denver Intl. Airport (DEN) to Phoenix, and you’ll most likely land at Sky Harbor Intl. Airport (PHX). This is the airline’s main hub in this city.

Delta Air Lines makes flying from DEN to PHX more comfortable with a rewarding loyalty program and an excellent in-flight experience. You also have the chance to earn points with Delta SkyMiles. Remember to join our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Typically, you can cancel or modify your flight, although there may be additional fees if you made your booking more than 24 hours ago. Prefer to keep your options open? Apply the “Changes included” or “No cancel fee” filter to find flights that won’t charge you extra if you need to adjust your plans. To make modifications, visit “Trips,” select your flight and click on “Manage Booking” for more details.