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Compare Cheap Flights from Phoenix to Denver

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Round Trip Flights from Phoenix to Denver

06 Aug
PHX
12 Aug
DEN
$ 80.0
27 Sep
PHX
30 Sep
DEN
$ 111.46
27 Sep
PHX
30 Sep
DEN
$ 146.46
31 Aug
PHX
02 Sep
DEN
$ 190.48
22 Aug
PHX
23 Aug
DEN
$ 273.8
22 Aug
PHX
23 Aug
DEN
$ 343.0
*Note: All fares are quoted in USD.

Last updated on Tuesday 07/29/2025 at 05:00 AM, the fares mentioned above are for flight tickets and inclusive of fuel surcharges, service fee and taxes. Based on historical data, these fares are subject to change without prior notice and cannot be guaranteed at the time of booking. Kindly go through our terms and conditions before booking.

Book Phoenix To Denver Flights

Denver, the capital of Colorado, is a city of adventure and fun. Also known as the Mile High City, it is located just one mile above sea level. The 15th stair bears the inscription one mile above sea level. If we highlight the geographic location, it lies on the foothills of rolling plains and the front foothill range of the Rocky Mountains. Denver's laid-back vibes make it a city for adventure lover. If you love exploring the outdoors, the city has hiking trails that lead to extreme wilderness. Denver is also a paradise for nature lovers with more than 5,000 acres of parks, golf courses, and trails. You can visit the Denver Beer Trail with more than 27 breweries on the way. Do explore the Downtown with places like the Lower Downtown (LoDo) Historic District, the Denver Art Museum, murals & street art, the Colorado Railroad Museum, and other places.

Flights from Phoenix to Denver get sold out fast as the route is popular. Plan to book in advance for shoulder season to get cheaper prices and better availability. George Bush Intercontinental Airport (IAH) and William P. Hobby Airport (HOU) are the two airports where all flights to Denver from Phoenix arrive. You have options to choose your departure point, either Phoenix Sky Harbor International Airport (PHX) or Phoenix-Mesa Gateway Airport (AZA).

The approximate distance between Phoenix and Denver is 586 miles, which might take 1 hour and 20 minutes. Frontier, Delta, United, and Alaska are among the top airlines that offer commenting and non-stop Phoenix to Denver flights. To know more about your PHX and DEN flights, feel free to contact our executive team, who is available 24/7.
 

Finding Cheap Flights From Phoenix To Denver : Frequently Asked Questions

* The mentioned flight facts are based on the last 3 months' data. Information regarding the highest and lowest booking months is based on the last 12 months' data.

Major Carriers Operating Flights From Phoenix To Denver
Airline Cheapest Average

AMERICAN AIRLINES $68 $214

ALASKA AIRLINES $114 $261

FRONTIER AIRLINES $40 $120

Low Cost Carriers Operating Flights From Phoenix To Denver
Airline Cheapest Average

FRONTIER AIRLINES $40 $120

AMERICAN AIRLINES $68 $214

UNITED AIRLINES $103 $231

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