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$29+ Cheap flights from Arizona to Denver (DEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — DEN
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
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Cheap flight deals from Arizona to Denver

Cheapest flights from Arizona to Denver
Explore the most affordable flight options available from Arizona to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.

This Frontier deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/710:24 pm
PHX
-
DEN
Nonstop1h 51m
Frontier
Sun 3/810:40 pm
DEN
-
PHX
Nonstop2h 11m
Frontier
Deal found 1/17$61
This Kiwi.com deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/106:00 am
PHX
-
DEN
Nonstop1h 54m
Frontier
Tue 2/109:50 pm
DEN
-
PHX
Nonstop2h 09m
Frontier
Deal found 1/18$64
This Super.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/206:40 pm
LAS
-
DEN
Nonstop2h 04m
Frontier
Sun 2/229:27 am
DEN
-
LAS
Nonstop2h 13m
Frontier
Deal found 1/20$65
This Super.com deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/269:17 am
PHX
-
DEN
Nonstop1h 58m
Frontier
Sun 3/16:00 am
DEN
-
PHX
Nonstop2h 12m
Frontier
Deal found 1/18$65
This Frontier deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/55:30 am
LAS
-
DEN
Nonstop1h 57m
Frontier
Sun 3/86:00 am
DEN
-
LAS
Nonstop2h 16m
Frontier
Deal found 1/19$66
This Cheapflightsfares deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/206:00 am
PHX
-
DEN
Nonstop1h 54m
Frontier
Sun 2/226:00 am
DEN
-
PHX
Nonstop2h 12m
Frontier
Deal found 1/18$66
This Kiwi.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/31:00 pm
PHX
-
DEN
Nonstop1h 54m
Frontier
Wed 2/259:50 pm
DEN
-
PHX
Nonstop2h 09m
Frontier
Deal found 1/20$67
This Frontier deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/33:55 pm
PHX
-
DEN
Nonstop1h 54m
Frontier
Tue 2/246:30 am
DEN
-
PHX
Nonstop2h 12m
Frontier
Deal found 1/20$68
This Flightnetwork deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1312:59 am
LAS
-
DEN
Nonstop1h 57m
Frontier
Tue 2/1710:34 pm
DEN
-
LAS
Nonstop2h 10m
Frontier
Deal found 1/20$69
This Super.com deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/269:24 pm
PHX
-
DEN
Nonstop1h 54m
Frontier
Tue 3/3110:40 pm
DEN
-
PHX
Nonstop2h 11m
Frontier
Deal found 1/19$69
This Super.com deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1012:17 pm
PHX
-
DEN
Nonstop1h 52m
Frontier
Thu 2/124:16 pm
DEN
-
PHX
Nonstop2h 10m
Frontier
Deal found 1/18$70
This Super.com deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/610:36 pm
PHX
-
DEN
Nonstop1h 51m
Frontier
Sat 2/711:27 am
DEN
-
PHX
Nonstop2h 13m
Frontier
Deal found 1/17$72

Find flight deals from Arizona to Denver

Keep the following information in mind while searching for Arizona to Denver flight deals. Data was last updated January 20, 2026.

Round-trip from

$61
(Frontier)

One-way from

$29
(Super.com)

Popular in

June

Cheapest in

February

Average price

$140

Good round-trip deal

$158 or less

Good one-way deal

$116 or less
From Arizona to Denver Intl
Search Deals
One-way flight from Arizona to Denver Intl
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($24 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Arizona to Denver Intl.
Search Deals
Price to beat on a one-way flight from Arizona to Denver Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Arizona to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 20, 2026.
Use the filters below to find and compare flights from Arizona to Denver that are best for you.

Fly from

Arizona

Fly to

Denver

Route

Depart

Return

Price

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Fri 2/20

6:40 pm-9:44 pm

Nonstop2h 04m

Denver Intl

Sun 2/22

9:27 am-10:40 am

Nonstop2h 13m

$65

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Wed 2/18

2:35 pm-6:40 pm

1 stop4h 05m

Denver Intl

Wed 2/25

8:35 am-12:05 pm

1 stop3h 30m

$92

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Tue 2/10

9:05 am-1:05 pm

1 stop4h 00m

Denver Intl

Wed 2/18

8:35 am-12:05 pm

1 stop3h 30m

$92

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Mon 2/9

9:22 am-11:20 am

Nonstop1h 58m

Denver Intl

Tue 2/10

6:30 am-8:42 am

Nonstop2h 12m

$122

TucsonDenver

TUS - DEN

TUSDEN

Tucson

Fri 2/27

1:33 pm-6:20 pm

1 stop4h 47m

Denver Intl

Sun 3/1

9:45 am-11:52 am

Nonstop2h 07m

$131

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Tue 3/31

9:25 am-2:20 pm

1 stop3h 55m

Denver Intl

Tue 4/7

7:50 pm-11:15 pm

1 stop4h 25m

$133

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sat 3/7

4:27 pm-11:59 pm

1 stop7h 32m

Denver Intl

Tue 3/10

6:45 pm-10:42 pm

1 stop4h 57m

$137

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sat 2/14

5:45 am-7:30 am

Nonstop1h 45m

Denver Intl

Mon 2/16

6:50 am-9:00 am

Nonstop2h 10m

$176

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Tue 3/10

6:00 am-11:33 am

1 stop4h 33m

Denver Intl

Tue 3/10

6:10 pm-10:10 pm

1 stop5h 00m

$177

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Sat 2/21

6:05 am-9:00 am

Nonstop1h 55m

Denver Intl

Mon 2/23

6:15 am-7:30 am

Nonstop2h 15m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 60 results
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Best time to book a flight from Arizona to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from Arizona with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Arizona to Denver

What is the cheapest month to book a flight from Arizona to Denver?

Currently, March is the cheapest month in which you can book a flight from Arizona to Denver (average of $37). Flying from Arizona to Denver in July is currently the most expensive (average of $102). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from AZ to DEN?

Find hourly flight availability from Arizona to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 20, 2026.

It’s typically best to fly out from Arizona to Denver in the evening. Doing so could potentially save you 50% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Arizona to Denver?

Use this chart to determine the cheapest time to fly round-trip from Arizona to Denver. Price data was last updated on January 17, 2026.

Travelers seeking maximum savings on their Arizona to Denver flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Arizona to Denver

Explore weekly flight availability from Arizona to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 20, 2026.

The most flights from USAZ to DEN are scheduled on a Monday (43 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

Related info for your journey

Find useful and relevant information for your journey from Arizona to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Denver from Arizona?

    For a flight from Arizona to Denver, you will be flying into Denver Intl. Denver Intl (DEN) is just 18.5 mi from the center of the city.

  • How long is the flight from Arizona to Denver?

    Airlines like Frontier, Southwest, and Alaska Airlines fly from Arizona to Denver in about 2h 04m. The time it takes to get you to your destination can typically vary by up to 5h 28m. Arizona and Denver are separated by a distance of 626 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Arizona to Denver one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $33. However, be on the lookout for offers from American Airlines and United Airlines, as they are both options that can get you from Arizona to Denver for a low price.

  • What are the most popular routes from Arizona to Denver?

    Most travelers choose Phoenix Sky Harbor Intl - Denver Intl, Las Vegas Harry Reid Intl - Denver Intl or Tucson - Denver Intl when deciding on the best route from Arizona to Denver.

  • What are the most reliable airlines from Arizona to Denver?

    The top 3 most reliable airlines when flying from Arizona to Denver are Lufthansa (85%), United Airlines (85%) and Air Canada (84%).

  • What are the cheapest flights from Arizona to Denver?

    Looking at all options, your cheapest flight can be booked for $63. While the most popular route (Phoenix Sky Harbor Intl - Denver Intl) can be booked for $77 on average, our data indicates $823 when flying from Arizona to Denver.

  • Can I find deals for flights from Arizona to Denver that include hotel bookings?

    Yes. In addition to deals on Arizona to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Arizona to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Arizona to Denver.

  • Can I find deals for business class flights from Arizona to Denver?

    Yes. Cheapflights offers flight deals from Arizona to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Arizona to Denver?

    Currently, March is the cheapest month in which you can book a flight from Arizona to Denver (average of $37). Flying from Arizona to Denver in July is currently the most expensive (average of $102). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Thornton
Black Hawk
Lakewood
Broomfield
Westminster
Golden
Greeley
Lone Tree
Centennial
Wheat Ridge
Cripple Creek
Winter Park
Silverthorne
Central City
Glendale
Manitou Springs
Frisco
Fort Morgan
Brighton
Evergreen

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Arizona to Denver

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Top 5 airlines flying from Arizona to Denver

Discover the top 5 airlines that operate flights from Arizona to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$37Average$141FlexibilityNo cancel feeOn-time62%
DeltaCheapest$98Average$198FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$133Average$327FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$137Average$344FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$148Average$268FlexibilityNo cancel feeOn-time63%

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