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$50+ 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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — DEN
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Arizona to Denver

Keep the following information in mind while searching for Arizona to Denver flight deals. Data was last updated July 31, 2025.

Round-trip from

$101
(Frontier)

One-way from

$50
(FlightHub)

Popular in

June

Cheapest in

February

Average price

$179

Good round-trip deal

$166 or less

Good one-way deal

$101 or less
From Arizona to Denver Intl
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One-way flight from Arizona to Denver Intl
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Highest demand for flights based on searches. 18% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Arizona to Denver Intl.
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Price to beat on a one-way flight from Arizona to Denver Intl.
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Find 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 July 31, 2025.

This Frontier deal was found by Cheapflights users on 7/30. 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 10/712:59 amLAS - DEN
Nonstop2h 00mFrontier
Sat 10/1810:29 pmDEN - LAS
Nonstop2h 03mFrontier
Deal found 7/30$101
This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/277:14 amPHX - DEN
Nonstop1h 57mFrontier
Sun 8/318:34 amDEN - PHX
Nonstop1h 56mFrontier
Deal found 7/29$106
This Frontier deal was found by Cheapflights users on 7/30. 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 8/1411:30 amTUS - DEN
Nonstop2h 01mFrontier
Sun 8/179:42 amDEN - TUS
Nonstop2h 03mFrontier
Deal found 7/30$130
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Sat 8/308:18 amLAS - DEN
Nonstop2h 06mMultiple Airlines
Sun 8/3111:40 amDEN - LAS
1 stop6h 30mMultiple Airlines
Deal found 7/29$133
This American Airlines deal was found by Cheapflights users on 7/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/307:13 pmPHX - DEN
Nonstop1h 52mAmerican Airlines
Wed 9/33:07 pmDEN - PHX
Nonstop1h 58mAmerican Airlines
Deal found 7/31$137
This Southwest deal was found by Cheapflights users on 7/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/3010:45 amLAS - DEN
Nonstop2h 00mSouthwest
Thu 9/49:35 pmDEN - LAS
Nonstop1h 55mSouthwest
Deal found 7/31$147
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/84:49 pmLAS - DEN
1 stop5h 58mAlaska Airlines
Sat 10/183:00 pmDEN - LAS
1 stop5h 23mAlaska Airlines
Deal found 7/30$156
This Hawaiian Airlines deal was found by Cheapflights users on 7/28. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:40 amPHX - DEN
1 stop6h 53mHawaiian Airlines
Tue 12/97:04 pmDEN - PHX
1 stop4h 12mHawaiian Airlines
Deal found 7/28$158
This Southwest deal was found by Cheapflights users on 7/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/123:45 pmTUS - DEN
Nonstop1h 55mSouthwest
Tue 9/168:30 amDEN - TUS
Nonstop1h 55mSouthwest
Deal found 7/31$217
This Delta deal was found by Cheapflights users on 7/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/94:30 pmTUS - DEN
1 stop6h 20mDelta
Tue 10/146:23 pmDEN - TUS
1 stop4h 02mDelta
Deal found 7/31$237
This American Airlines deal was found by Cheapflights users on 7/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/285:14 pmTUS - DEN
1 stop3h 51mAmerican Airlines
Sun 8/316:00 amDEN - TUS
1 stop5h 01mAmerican Airlines
Deal found 7/31$254
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/35:24 pmFLG - DEN
1 stop4h 07mAmerican Airlines
Tue 10/712:13 pmDEN - FLG
1 stop6h 44mAmerican Airlines
Deal found 7/29$286

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 July 31, 2025.
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

Tue 10/7

12:59 am-3:59 am

Nonstop2h 00m

Denver Intl

Sat 10/18

10:29 pm-11:32 pm

Nonstop2h 03m

$101

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Wed 8/27

7:14 am-10:11 am

Nonstop1h 57m

Denver Intl

Sun 8/31

8:34 am-9:30 am

Nonstop1h 56m

$106

TucsonDenver

TUS - DEN

TUSDEN

Tucson

Thu 8/14

11:30 am-2:31 pm

Nonstop2h 01m

Denver Intl

Sun 8/17

9:42 am-10:45 am

Nonstop2h 03m

$130

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Sat 8/30

8:18 am-11:24 am

Nonstop2h 06m

Denver Intl

Sun 8/31

11:40 am-5:10 pm

1 stop6h 30m

$133

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sat 8/30

7:13 pm-10:05 pm

Nonstop1h 52m

Denver Intl

Sat 9/6

3:07 pm-4:02 pm

Nonstop1h 55m

$137

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Sat 8/30

10:45 am-1:45 pm

Nonstop2h 00m

Denver Intl

Thu 9/4

9:35 pm-10:30 pm

Nonstop1h 55m

$147

Las VegasDenver

LAS - DEN

LASDEN

Las Vegas Harry Reid Intl

Wed 10/8

4:49 pm-11:47 pm

1 stop5h 58m

Denver Intl

Sat 10/18

3:00 pm-7:23 pm

1 stop5h 23m

$156

TucsonDenver

TUS - DEN

TUSDEN

Tucson

Tue 10/7

4:47 pm-10:25 pm

1 stop4h 38m

Denver Intl

Tue 10/14

3:41 pm-9:25 pm

1 stop6h 44m

$207

TucsonDenver

TUS - DEN

TUSDEN

Tucson

Fri 9/12

3:45 pm-6:40 pm

Nonstop1h 55m

Denver Intl

Tue 9/16

8:45 pm-9:40 pm

Nonstop1h 55m

$217

TucsonDenver

TUS - DEN

TUSDEN

Tucson

Sun 8/24

4:16 pm-7:26 pm

Nonstop2h 10m

Denver Intl

Wed 8/27

1:55 pm-3:09 pm

Nonstop2h 14m

$227

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 39 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, October is the cheapest month in which you can book a flight from Arizona to Denver (average of $197). Flying from Arizona to Denver in March is currently the most expensive (average of $278). 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 July 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Arizona to Denver as you normally would.

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 July 31, 2025.

The most flights from USAZ to DEN are scheduled on a Thursday (34 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated July 31, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Arizona to Denver. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.1

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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.

  • 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 $50. However, be on the lookout for offers from Southwest 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 Air Canada (72%), United Airlines (70%) and Frontier (70%).

  • What are the cheapest flights from Arizona to Denver?

    Looking at all options, your cheapest flight can be booked for $69. While the most popular route (Phoenix Sky Harbor Intl - Denver Intl) can be booked for $85 on average our data indicates $1,135 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, October is the cheapest month in which you can book a flight from Arizona to Denver (average of $197). Flying from Arizona to Denver in March is currently the most expensive (average of $278). 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
Westminster
Black Hawk
Winter Park
Lakewood
Greeley
Cripple Creek
Brighton
Silverthorne
Golden
Thornton
Frisco
Grand Lake
Manitou Springs
Central City
Fort Morgan
Glendale
Copper Mountain
Wheat Ridge
Longmont
Broomfield

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Alternative routes for Arizona to Denver

See prices for flight routes from nearby airports that may be better suited for you.
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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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$37Average$137FlexibilityNo cancel feeOn-time62%
DeltaCheapest$98Average$266FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$137Average$409FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$146Average$262FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$147Average$323FlexibilityNo cancel feeOn-time69%

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