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Cheap flights from Denver to Phoenix from $40

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Phoenix departing on 11/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
10:00 am - 4:48 pmDEN-PHX
6h 48m1 stop
Frontier Logo
7:00 am - 8:55 amPHX-DEN
1h 55mnonstop
$83Frontier
Find Deal
Thu, Dec 11 - Sat, Dec 13
Frontier Logo
6:00 am - 8:06 amDEN-PHX
2h 06mnonstop
Frontier Logo
7:43 pm - 3:58 amPHX-DEN
8h 15m1 stop
$84Frontier
Find Deal
Sat, Dec 6 - Sat, Dec 13
Frontier Logo
11:55 am - 8:42 pmDEN-PHX
8h 47m1 stop
Frontier Logo
1:04 pm - 2:59 pmPHX-DEN
1h 55mnonstop
$85Frontier
Find Deal
Thu, Jan 29 - Sun, Feb 1
Frontier Logo
10:29 pm - 12:29 amDEN-PHX
2h 00mnonstop
Frontier Logo
10:26 pm - 3:58 amPHX-DEN
5h 32m1 stop
$86Frontier
Find Deal
Sun, Dec 21 - Tue, Dec 23
Frontier Logo
10:44 pm - 12:44 amDEN-PHX
2h 00mnonstop
Frontier Logo
7:00 am - 8:55 amPHX-DEN
1h 55mnonstop
$87Frontier
Find Deal
Fri, Dec 5 - Sun, Dec 7
Frontier Logo
10:00 am - 4:48 pmDEN-PHX
6h 48m1 stop
Frontier Logo
10:26 pm - 12:20 amPHX-DEN
1h 54mnonstop
$88Frontier
Find Deal
Thu, Dec 4 - Sun, Dec 7
Multiple Airlines Logo
9:42 am - 11:26 pmDEN-AZA
13h 44m1 stop
Multiple Airlines Logo
8:30 am - 3:17 pmAZA-DEN
6h 47m1 stop
$189Multiple Airlines
Find Deal
Thu, Dec 4 - Thu, Dec 11
Sun Country Air Logo
10:54 am - 6:18 pmDEN-AZA
7h 24m1 stop
Sun Country Air Logo
7:16 pm - 9:08 amAZA-DEN
13h 52m1 stop
$584Sun Country Air
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Thu, Dec 25 - Mon, Dec 29
Sun Country Air Logo
6:20 pm - 9:03 amDEN-AZA
14h 43m1 stop
Sun Country Air Logo
6:40 pm - 9:32 amAZA-DEN
14h 52m1 stop
$611Sun Country Air
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Tue, Dec 23 - Sun, Dec 28
Sun Country Air Logo
6:20 pm - 9:03 amDEN-AZA
14h 43m1 stop
Sun Country Air Logo
6:16 pm - 8:32 amAZA-DEN
14h 16m1 stop
$638Sun Country Air
Find Deal
Tue, Dec 23 - Fri, Dec 26

Frontier flights from Denver to Phoenix

Our best Frontier deals on Denver to Phoenix flight tickets
Frontier
Dec 11
DEN10:00 amDenver Intl
6h 48m
1 stop
PHX4:48 pmPhoenix Sky Harbor Intl
Dec 13
PHX7:00 amPhoenix Sky Harbor Intl
1h 55m
DEN8:55 amDenver Intl
$83
Find similar
Frontier
Dec 6
DEN6:00 amDenver Intl
2h 06m
PHX8:06 amPhoenix Sky Harbor Intl
Dec 13
PHX7:43 pmPhoenix Sky Harbor Intl
8h 15m
1 stop
DEN3:58 amDenver Intl
$84
Find similar
Frontier
Jan 29
DEN11:55 amDenver Intl
8h 47m
1 stop
PHX8:42 pmPhoenix Sky Harbor Intl
Feb 1
PHX1:04 pmPhoenix Sky Harbor Intl
1h 55m
DEN2:59 pmDenver Intl
$85
Find similar

Sun Country Air flights from Denver to Phoenix

Our best Sun Country Air deals on Denver to Phoenix flight tickets
Sun Country Air
Dec 25
DEN10:54 amDenver Intl
7h 24m
1 stop
AZA6:18 pmPhoenix-Mesa Gateway
Dec 29
AZA7:16 pmPhoenix-Mesa Gateway
13h 52m
1 stop
DEN9:08 amDenver Intl
$584
Find similar
Sun Country Air
Dec 23
DEN6:20 pmDenver Intl
14h 43m
1 stop
AZA9:03 amPhoenix-Mesa Gateway
Dec 28
AZA6:40 pmPhoenix-Mesa Gateway
14h 52m
1 stop
DEN9:32 amDenver Intl
$611
Find similar
Sun Country Air
Dec 23
DEN6:20 pmDenver Intl
14h 43m
1 stop
AZA9:03 amPhoenix-Mesa Gateway
Dec 26
AZA6:16 pmPhoenix-Mesa Gateway
14h 16m
1 stop
DEN8:32 amDenver Intl
$638
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Denver to Phoenix 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, momondo users made 832,500 searches. Data last updated November 6, 2025.
Use the filters below to find and compare flights from Denver to Phoenix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Thu 12/11

10:00 am-4:48 pm

1 stop6h 48m

Phoenix Sky Harbor Intl

Sat 12/13

7:00 am-8:55 am

Nonstop1h 55m

$83

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sat 12/6

6:00 am-8:06 am

Nonstop2h 06m

Phoenix Sky Harbor Intl

Sat 12/13

7:43 pm-3:58 am

1 stop8h 15m

$84

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Thu 1/29

11:55 am-8:42 pm

1 stop8h 47m

Phoenix Sky Harbor Intl

Sun 2/1

1:04 pm-2:59 pm

Nonstop1h 55m

$85

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sun 12/21

10:29 pm-12:29 am

Nonstop2h 00m

Phoenix Sky Harbor Intl

Tue 12/23

10:26 pm-3:58 am

1 stop5h 32m

$86

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Fri 12/5

10:44 pm-12:44 am

Nonstop2h 00m

Phoenix Sky Harbor Intl

Sun 12/7

7:00 am-8:55 am

Nonstop1h 55m

$87

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Thu 12/4

10:00 am-4:48 pm

1 stop6h 48m

Phoenix Sky Harbor Intl

Sun 12/7

10:26 pm-12:20 am

Nonstop1h 54m

$88

DenverPhoenix

DEN - AZA

DENAZA

Denver Intl

Thu 12/4

9:42 am-11:26 pm

1 stop13h 44m

Phoenix-Mesa Gateway

Thu 12/11

8:30 am-3:17 pm

1 stop6h 47m

$189

DenverPhoenix

DEN - AZA

DENAZA

Denver Intl

Thu 12/25

10:54 am-6:18 pm

1 stop7h 24m

Phoenix-Mesa Gateway

Mon 12/29

7:16 pm-9:08 am

1 stop13h 52m

$584

DenverPhoenix

DEN - AZA

DENAZA

Denver Intl

Tue 12/23

6:20 pm-9:03 am

1 stop14h 43m

Phoenix-Mesa Gateway

Sun 12/28

6:40 pm-9:32 am

1 stop14h 52m

$611

DenverPhoenix

DEN - AZA

DENAZA

Denver Intl

Tue 12/23

6:20 pm-9:03 am

1 stop14h 43m

Phoenix-Mesa Gateway

Fri 12/26

6:16 pm-8:32 am

1 stop14h 16m

$638

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Phoenix from

How to get the cheapest flight ticket from Denver to Phoenix

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Denver and Phoenix?

What is the cheapest month to fly to Phoenix?

If you are unable to visit Phoenix during the month of January, then departing from Denver during the month September is also very affordable. Most momondo users find prices during this month for around $158.

What is the cheapest day to depart on your flight to Phoenix?

On average, the least expensive day to fly to Phoenix from Denver is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $186. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Denver because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $234.

What is the cheapest time of day to depart on your flight to Phoenix?

The cheapest time of day to fly to Phoenix is in the evening when flights can be purchased for as low as $163. In the morning is when there is more demand to fly to Phoenix, so prices are often more expensive at around $217 per ticket.

What is the cheapest Denver Intl to Phoenix flight route?

Fly from Denver Intl to Phoenix Sky Harbor Intl for the best Denver Intl - Phoenix flight prices

How far in advance should I book a flight to Phoenix?

You are more likely to see cheaper flights to Phoenix from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix for around $177 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix from Denver for as low as $141 on momondo.

What cabin class options are available on Denver Intl to Phoenix flights?

There are 4 cabin classes available to choose from on Denver Intl to Phoenix flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Denver to Phoenix flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to Phoenix

Fastest flight time

1h 59m

Direct flights

Every day

Airports in Phoenix

1 airport
The fastest flight from Denver to Phoenix takes 1h 59m
Direct flights go from Denver to Phoenix every day.
There is 1 airport near Phoenix: Phoenix Sky Harbor Intl (PHX)
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  • How far is Denver Intl to Phoenix by plane?

    Denver Intl and Phoenix are 585.3 mi apart from one another. Typically, this will take 2h 00m by plane in normal conditions.

  • When did momondo last update prices for flights from Denver Intl Airport to Phoenix?

    Prices for flights from Denver Intl Airport to Phoenix are refreshed on a daily basis.

  • How many operators does momondo search for flights from Denver Intl Airport to Phoenix?

  • How old do you have to be to fly from Denver Intl Airport to Phoenix?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Denver Intl Airport to Phoenix.

  • What documentation or ID do you need to fly to Phoenix?

    The required travel and health documents for your Phoenix trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Phoenix. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Denver to Phoenix

Compare and see reviews for airlines that fly from Denver to Phoenix with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $61Free CancellationRating
5.8
3,115 reviews
Search Frontier flights
United AirlinesPriceFrom $140Free CancellationRating
7.4
9,007 reviews
Search United Airlines flights
SouthwestPriceFrom $144Free CancellationRating
8.0
4,241 reviews
Search Southwest flights
American AirlinesPriceFrom $147Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
DeltaPriceFrom $196Free CancellationRating
7.9
8,001 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Denver to Phoenix?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Phoenix from Denver.

Can I find flights from Denver to Phoenix with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Phoenix from Denver with this policy.

How can momondo help me find flights from Denver to Phoenix?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Denver to Phoenix.

I’m not ready to book a flight from Denver to Phoenix right now. Can momondo alert me if prices change?

Price alerts on flights to Phoenix from Denver are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United States

Fly into one of these airports located in Phoenix

Airports listed have a maximum distance of 25.4 mi from Phoenix
Phoenix-Mesa Gateway Airport