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CA $145 Cheap Flights from Denver (DEN) to Phoenix (PHX)

View CA $145 flight on Wed, Nov 4, 2026Opens in a new window

Popular airlines from Denver International Airport (DEN) to Sky Harbor International Airport (PHX)

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Cheap flights from Denver (DEN) to Phoenix (PHX)

Prices were available within the past 7 days and start at CA $145 for one-way flights and CA $290 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Sep 23 - Tue, Sep 29
DEN
Denver
PHX
Phoenix
CA $290 Roundtrip, found 5 hours ago
CA $290
Roundtrip
found 5 hours ago
Select Alaska Airlines flight, departing Wed, Sep 23 from Denver to Phoenix, returning Tue, Sep 29, priced at CA $290 found 5 hours ago
Alaska Airlines
Mon, Aug 31 - Sat, Sep 5
DEN
Denver
PHX
Phoenix
CA $292 Roundtrip, found 3 days ago
CA $292
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Aug 31 from Denver to Phoenix, returning Sat, Sep 5, priced at CA $292 found 3 days ago
Alaska Airlines
Sat, Aug 15 - Mon, Aug 17
DEN
Denver
PHX
Phoenix
CA $293 Roundtrip, found 5 days ago
CA $293
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sat, Aug 15 from Denver to Phoenix, returning Mon, Aug 17, priced at CA $293 found 5 days ago
Alaska Airlines
Wed, Aug 5 - Wed, Aug 12
DEN
Denver
PHX
Phoenix
CA $302 Roundtrip, found 3 days ago
CA $302
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Aug 5 from Denver to Phoenix, returning Wed, Aug 12, priced at CA $302 found 3 days ago
American Airlines
Thu, Oct 22 - Mon, Oct 26
DEN
Denver
PHX
Phoenix
CA $307 Roundtrip, found 3 days ago
CA $307
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Oct 22 from Denver to Phoenix, returning Mon, Oct 26, priced at CA $307 found 3 days ago
Alaska Airlines
Wed, Aug 5 - Wed, Aug 12
DEN
Denver
PHX
Phoenix
CA $314 Roundtrip, found 3 days ago
CA $314
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Aug 5 from Denver to Phoenix, returning Wed, Aug 12, priced at CA $314 found 3 days ago
Alaska Airlines
Tue, Aug 18 - Thu, Aug 27
DEN
Denver
PHX
Phoenix
CA $315 Roundtrip, found 5 days ago
CA $315
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Tue, Aug 18 from Denver to Phoenix, returning Thu, Aug 27, priced at CA $315 found 5 days ago
Delta
Thu, Oct 22 - Mon, Oct 26
DEN
Denver
PHX
Phoenix
CA $322 Roundtrip, found 3 days ago
CA $322
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Oct 22 from Denver to Phoenix, returning Mon, Oct 26, priced at CA $322 found 3 days ago
United
Sun, Aug 2 - Fri, Aug 7
DEN
Denver
PHX
Phoenix
CA $656 Roundtrip, found 1 hour ago
CA $656
Roundtrip
found 1 hour ago
Select United flight, departing Sun, Aug 2 from Denver to Phoenix, returning Fri, Aug 7, priced at CA $656 found 1 hour ago
JetBlue Airways
Fri, Oct 16 - Mon, Oct 19
DEN
Denver
PHX
Phoenix
CA $906 Roundtrip, found 1 day ago
CA $906
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Fri, Oct 16 from Denver to Phoenix, returning Mon, Oct 19, priced at CA $906 found 1 day ago

Alternative airports near Phoenix

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sky Harbor Intl. PHX. Cheapest and Closest option available. Average driving time to city centre is 10 minutes. Flights from CA $406
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city centre10 min
Flights from CA $406

Find the cheapest month to fly from Denver (DEN) to Phoenix (PHX)

April is typically the cheapest month to fly

From CA $65 - CA $136 per traveller.

Frequently asked questions

How much does a flight from Denver, CO (DEN) to Phoenix, AZ (PHX) cost?
You can find cheap one-way flights from CA $145 and cheap return flights from CA $290 DEN to PHX with Expedia. Return flights often range between CA$487 and CA$1,555. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when DEN to PHX ticket fares go up or down.
What is the cheapest month to fly from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The cheapest months to fly from DEN to PHX are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
There are 4 airlines offering direct flights from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.). These include:
  • Southwest Airlines operates 76 direct flights from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) every week.
  • United operates 48 direct flights from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) every week.
  • Frontier Airlines operates 31 direct flights from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) every week.
  • American Airlines operates 24 direct flights from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) every week.
How do I find cheap flights from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
To find a cheap flight from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best airline to fly with from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) will differ from traveler to traveler. If you like to fly early, Southwest Airlines offers early morning flights. If price is the most important factor, Frontier Airlines typically offers the lowest fares. Southwest Airlines offers the most daily flights from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
You'll find approximately 25 nonstop flights per day from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.). For even more choices, look at flights that include layovers, as there are around 188 connecting flights per day. Some common connection points include Seattle - Tacoma Intl. (SEA), Dallas-Fort Worth Intl. (DFW), and Los Angeles Intl. (LAX).
What is the earliest flight from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The earliest flight from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) typically departs around 12:00 AM local time, operated by Frontier Airlines. This is a seasonal service active only in February. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
You'll find the most flights from Denver International Airport (DEN) to Phoenix Sky Harbor International Airport (PHX) on Fridays, with around 143 flights available. This gives you plenty of options to choose from for your travel plans. Major airlines on this route include Southwest Airlines, Frontier Airlines, and United. Flight options are notably more plentiful on Fridays compared to other days of the week, offering you a good selection.
What are the most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The most popular departure times for flights from Denver Intl. (DEN) to Sky Harbor Intl. (PHX) are in the early morning, from 6am to 9am. Many major carriers, including Frontier Airlines, Southwest Airlines and Alaska Airlines, offer flights during this window. Many travellers prefer these times because you can get an early start on your day in Phoenix.
How long does it take to fly from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
A non-stop flight from Denver (DEN) to Phoenix (PHX) typically takes around 2 hours, covering a distance of approximately 967 kilometres. If you opt for a one-stop flight, your travel time will be longer, usually around 6 hours 18 minutes. Flights with two or more stops will take even longer, with a typical duration of about 8 hours. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your trip.
Can you fly business or first class from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
You can fly business class or first class between DEN and PHX. You can fly business class with Frontier Airlines and Delta.First class cabins are available on Alaska Airlines, United, Delta, and American Airlines.
How do I earn miles on a Denver, CO (DEN) to Phoenix, AZ (PHX) flight with Expedia?
It's easy to earn miles on a Denver, CO (DEN) to Phoenix, AZ (PHX) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Phoenix, AZ (PHX) from Denver, CO (DEN)?
If you're planning to travel to Phoenix from Denver Intl. (DEN), you can fly directly into Sky Harbor Intl. (PHX). Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Portland Intl. (PDX), or Fresno Yosemite Intl. (FAT) before reaching Phoenix. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Denver, CO (DEN) to Phoenix, AZ (PHX) at the last minute?
Typically, booking a last minute flight from Denver, CO (DEN) to Phoenix, AZ (PHX) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Denver, CO (DEN) to Phoenix, AZ (PHX) flight and hotel package?
Securing a Denver, CO (DEN) to Phoenix, AZ (PHX) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
If you booked your Denver, CO (DEN-Denver Intl.) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

0
Origin airport
Denver Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
CA $290
Distance
961 km

Book with confidence

Denver to Phoenix Flights

The easy way to book your flights from Denver to Phoenix 

With Expedia, it’s simple to find and book flights to Phoenix from Denver whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Sky Harbor Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Denver to Phoenix today, tomorrow, or this week.  

 

Save dollars with cheap flights from Denver Intl., DEN to Sky Harbor Intl., PHX 

Sort your search results by price to find great deals on your flight from Denver to Phoenix—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Phoenix from Denver currently is just CA $290 rising to CA $906.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Phoenix  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Phoenix from Denver 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Phoenix with Expedia today.

Denver to Phoenix Flights

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