Find Cheap Flights from Phoenix to Denver (PHX - DEN)

Flights overview

Useful information for finding cheap flights from Phoenix to Denver and booking your next trip

Cheapest round-trip flights	$61	Frontier Nonstop 2 hr Sat, Feb 21 — Sun, Feb 22	The cheapest round-trip flight from Phoenix to Denver is currently $61
Cheapest one-way flight	$28	Frontier Nonstop 2 hr Wed, Feb 25	The cheapest one-way flight from Phoenix to Denver is currently $28
Last-minute weekend getaway	$240	Frontier 1 stop 10 hr Sat, Jan 24 — Sun, Jan 25	The cheapest last-minute weekend getaway from Phoenix to Denver is currently $240
Cheapest business class flights	$484	American Nonstop 2 hr Thu, Feb 19 — Mon, Feb 23	The cheapest business class round-trip flight from Phoenix to Denver is currently $484

Fastest flight	1 hr 45 min	The fastest nonstop flight from Phoenix to Denver takes 1 hr 45 min
Nonstop flights	Every day	There are direct flights on this route every day.

When is the cheapest time to fly?

The cheapest month to fly from Phoenix to Denver is typically January. The most expensive month to fly is typically June.

January Cheapest	Typical prices: $55–180
June Most expensive	Typical prices: $115–220

Popular airlines from Phoenix to Denver

Southwest

Nonstop

from $157

Typical price: $170–315

63 weekly nonstop flights

PHX - DEN Every day

781 weekly connecting flights

PHX - DEN Every day
United

Nonstop

from $157

Typical price: $165–325

52 weekly nonstop flights

PHX - DEN Every day

159 weekly connecting flights

PHX - DEN Every day
Frontier

Nonstop

from $61

Typical price: $75–175

26 weekly nonstop flights

PHX - DEN Every day

60 weekly connecting flights

PHX - DEN Every day
American

Nonstop

from $157

Typical price: $165–330

21 weekly nonstop flights

PHX - DEN Every day

134 weekly connecting flights

PHX - DEN Every day
Delta

from $196

Typical price: $200–450

67 weekly connecting flights

PHX - DEN Every day
Alaska

from $157

Typical price: $225–670

31 weekly connecting flights

PHX - DEN Every day

Popular airports near Phoenix

Phoenix Sky Harbor International Airport (PHX)

Phoenix United States 12 min 3 mi
Mesa Gateway Airport (AZA)

Phoenix United States 41 min 25 mi
Tucson International Airport (TUS)

Tucson United States 1 hr 53 min 112 mi
Scottsdale Airport (SCF)

Phoenix United States 31 min 15 mi

Popular airports near Denver

Denver International Airport (DEN)

Denver United States 38 min 19 mi
Colorado Springs Airport (COS)

Colorado Springs United States 1 hr 26 min 66 mi
Centennial Airport (APA)

Denver United States 27 min 14 mi
Eagle County Regional Airport (EGE)

Vail United States 2 hr 18 min 103 mi

Frequently asked questions about flying from Phoenix to Denver

The cheapest flights from Phoenix to Denver are usually in January. Typical ticket prices in January range from $55 to $180.

The cheapest round-trip flight from Phoenix to Denver recently found on Google Flights was with Frontier from $61. The cheapest one-way flight was with Frontier from $28.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Southwest flight from Phoenix to Denver is $157, flying from Feb 21 to Feb 23.
The cheapest United flight from Phoenix to Denver is $157, flying from Feb 21 to Feb 22.
The cheapest Frontier flight from Phoenix to Denver is $61, flying from Feb 21 to Feb 22.
The cheapest American flight from Phoenix to Denver is $157, flying from Feb 21 to Feb 22.
The cheapest Delta flight from Phoenix to Denver is $196, flying from Feb 14 to Feb 16.
The cheapest Alaska flight from Phoenix to Denver is $157, flying from Feb 28 to Mar 2.

The cheapest round-trip flight from Phoenix to Denver starts at $61 from Sat, Feb 21 to Sun, Feb 22. The cheapest one-way flight starts at $28 and departs on Wed, Feb 25.

1 hr 45 min is the shortest flight time from Phoenix to Denver.

Denver’s mild summer months (Jun–Aug) are a popular time for visitors exploring the city and nearby national parks. The ski season runs through winter (Nov–Mar). Major events include the National Western Stock Show & Rodeo (Jan) and A Taste of Colorado (Sep) food and arts festival.

It's easy to use Google Flights to find the cheapest days to fly from Phoenix to Denver.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.

What counts as the best airline for your flights from Phoenix to Denver really depends on your individual needs. You may have a favorite carrier or a loyalty program you like, but price, convenience, and airports served also come into play. Flexibility and booking terms – Can you change flights if you want to stay longer or get a refund if you have to postpone your trip? – are also factors that help determine which airline is best to fly from Phoenix to Denver.

In terms of nonstop flights, Southwest is the most popular. Southwest offers 63 nonstop flights and 781 connecting flights per week. Southwest flies from Phoenix Sky Harbor International Airport (PHX) to Denver International Airport (DEN) .

Other popular airlines flying from Phoenix to Denver are:

United offers 52 nonstop flights and 159 connecting flights per week. United flies from Phoenix Sky Harbor International Airport (PHX) to Denver International Airport (DEN) .
Frontier offers 26 nonstop flights and 60 connecting flights per week. Frontier flies from Phoenix Sky Harbor International Airport (PHX) to Denver International Airport (DEN) .
American offers 21 nonstop flights and 134 connecting flights per week. American flies from Phoenix Sky Harbor International Airport (PHX) to Denver International Airport (DEN) .
Delta offers 67 connecting flights per week. Delta flies from Phoenix Sky Harbor International Airport (PHX) to Denver International Airport (DEN) .
Alaska offers 31 connecting flights per week. Alaska flies from Phoenix Sky Harbor International Airport (PHX) to Denver International Airport (DEN) .

The number of connecting flights refers to distinct flights with at least one stop between Phoenix and Denver.

The cheapest round-trip flight from Phoenix to Denver recently found on Google Flights was with Frontier from $61. The cheapest one-way flight was with Frontier from $28.

Some of the cheapest round-trip deals we found with different airlines:

The cheapest Southwest flight from Phoenix to Denver is $157, flying from Feb 21 to Feb 23.
The cheapest United flight from Phoenix to Denver is $157, flying from Feb 21 to Feb 22.
The cheapest Frontier flight from Phoenix to Denver is $61, flying from Feb 21 to Feb 22.
The cheapest American flight from Phoenix to Denver is $157, flying from Feb 21 to Feb 22.
The cheapest Delta flight from Phoenix to Denver is $196, flying from Feb 14 to Feb 16.
The cheapest Alaska flight from Phoenix to Denver is $157, flying from Feb 28 to Mar 2.

Southwest, United, Frontier and American fly direct from Phoenix to Denver.

There are 63 Southwest direct flights from Phoenix to Denver per week. Flights are available every day.
There are 52 United direct flights from Phoenix to Denver per week. Flights are available every day.
There are 26 Frontier direct flights from Phoenix to Denver per week. Flights are available every day.
There are 21 American direct flights from Phoenix to Denver per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

The cheapest last-minute deal between Phoenix and Denver at price $240 is offered by Frontier from Sat, Jan 24 to Sun, Jan 25.

Southwest, United, Frontier and American fly direct from Phoenix to Denver.

There are 63 Southwest direct flights from Phoenix to Denver per week. Flights are available every day.
There are 52 United direct flights from Phoenix to Denver per week. Flights are available every day.
There are 26 Frontier direct flights from Phoenix to Denver per week. Flights are available every day.
There are 21 American direct flights from Phoenix to Denver per week. Flights are available every day.

Use the Stops filter while searching for flights, to see only nonstop options in your results.

There are direct flights from Phoenix to Denver on a daily basis.

The cheapest direct (nonstop) round-trip flights between Phoenix and Denver start at $61 from Sat, Feb 21 to Sun, Feb 22 with Frontier.

It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Phoenix to Denver, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.

The cheapest business class round-trip flights between Phoenix and Denver start at $484 from Thu, Feb 19 to Mon, Feb 23 with American.

The cheapest economy class round-trip flights between Phoenix and Denver start at $61 from Sat, Feb 21 to Sun, Feb 22.

To book business class trips from Phoenix to Denver, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.

The best last-minute getaway deal for the next weekend between Phoenix and Denver starts at $240 from Sat, Jan 24 to Sun, Jan 25 with Frontier.

The cheapest last-minute deal between Phoenix and Denver at price $240 is offered by Frontier from Sat, Jan 24 to Sun, Jan 25.

To find last-minute flight deals from Phoenix to Denver, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.