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Cheap flights from Denver to Phoenix from $39

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 9/10. 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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Find the cheapest flights from Denver to Phoenix

Cheap round-trip flights

Frontier Logo
10:40 am - 11:42 amDEN-PHX
2h 02mnonstop
Frontier Logo
5:07 pm - 8:03 pmPHX-DEN
1h 56mnonstop
$69Frontier
Find Deal
Wed, Sep 10 - Sat, Sep 13
Frontier Logo
6:30 am - 7:32 amDEN-PHX
2h 02mnonstop
Frontier Logo
6:00 am - 8:58 amPHX-DEN
1h 58mnonstop
$75Frontier
Find Deal
Thu, Oct 2 - Sun, Oct 5
Frontier Logo
10:29 pm - 11:27 pmDEN-PHX
1h 58mnonstop
Frontier Logo
9:05 am - 12:03 pmPHX-DEN
1h 58mnonstop
$76Frontier
Find Deal
Thu, Oct 2 - Mon, Oct 6
Frontier Logo
7:23 pm - 8:23 pmDEN-PHX
2h 00mnonstop
Frontier Logo
4:14 pm - 7:10 pmPHX-DEN
1h 56mnonstop
$78Frontier
Find Deal
Fri, Oct 10 - Tue, Oct 14
Frontier Logo
8:55 pm - 9:55 pmDEN-PHX
2h 00mnonstop
Frontier Logo
9:59 pm - 12:56 amPHX-DEN
1h 57mnonstop
$87Frontier
Find Deal
Wed, Oct 15 - Mon, Oct 20
Logo
4:25 pm - 9:43 pmDEN-AZA
6h 18m1 stop
Logo
3:35 pm - 9:22 pmAZA-DEN
28h 47m1 stop
$304
Find Deal
Thu, Sep 25 - Thu, Oct 2
Logo
6:05 am - 3:53 pmDEN-AZA
10h 48m1 stop
Logo
6:22 pm - 9:03 amAZA-DEN
14h 41m1 stop
$328
Find Deal
Fri, Oct 31 - Mon, Nov 3
Allegiant Air Logo
5:52 pm - 4:16 pmDEN-AZA
23h 24m1 stop
Allegiant Air Logo
8:32 am - 5:02 pmAZA-DEN
7h 30m1 stop
$406Allegiant Air
Find Deal
Thu, Oct 23 - Sun, Oct 26
Sun Country Air Logo
10:04 am - 3:47 pmDEN-AZA
6h 43m1 stop
Sun Country Air Logo
5:03 pm - 8:24 amAZA-DEN
14h 21m1 stop
$458Sun Country Air
Find Deal
Thu, Oct 16 - Sat, Oct 18
Sun Country Air Logo
9:15 am - 2:41 pmDEN-AZA
6h 26m1 stop
Sun Country Air Logo
5:15 pm - 9:04 amAZA-DEN
14h 49m1 stop
$540Sun Country Air
Find Deal
Sun, Oct 12 - Wed, Oct 15

Frontier flights from Denver to Phoenix

Our best Frontier deals on Denver to Phoenix flight tickets
Frontier
Sep 10
DEN10:40 amDenver Intl
2h 02m
PHX11:42 amPhoenix Sky Harbor Intl
Sep 13
PHX5:07 pmPhoenix Sky Harbor Intl
1h 56m
DEN8:03 pmDenver Intl
$69
Find similar
Frontier
Oct 2
DEN6:30 amDenver Intl
2h 02m
PHX7:32 amPhoenix Sky Harbor Intl
Oct 5
PHX6:00 amPhoenix Sky Harbor Intl
1h 58m
DEN8:58 amDenver Intl
$75
Find similar
Frontier
Oct 2
DEN10:29 pmDenver Intl
1h 58m
PHX11:27 pmPhoenix Sky Harbor Intl
Oct 6
PHX9:05 amPhoenix Sky Harbor Intl
1h 58m
DEN12:03 pmDenver Intl
$76
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
Oct 16
DEN10:04 amDenver Intl
6h 43m
1 stop
AZA3:47 pmPhoenix-Mesa Gateway
Oct 18
AZA5:03 pmPhoenix-Mesa Gateway
14h 21m
1 stop
DEN8:24 amDenver Intl
$458
Find similar
Sun Country Air
Oct 12
DEN9:15 amDenver Intl
6h 26m
1 stop
AZA2:41 pmPhoenix-Mesa Gateway
Oct 15
AZA5:15 pmPhoenix-Mesa Gateway
14h 49m
1 stop
DEN9:04 amDenver Intl
$540
Find similar
Sun Country Air
Oct 15
DEN9:33 amDenver Intl
7h 32m
1 stop
AZA4:05 pmPhoenix-Mesa Gateway
Oct 19
AZA3:57 pmPhoenix-Mesa Gateway
16h 07m
1 stop
DEN9:04 amDenver Intl
$716
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 August 14, 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

Wed 9/10

10:40 am-11:42 am

Nonstop2h 02m

Phoenix Sky Harbor Intl

Sat 9/13

5:07 pm-8:03 pm

Nonstop1h 56m

$69

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Thu 10/2

6:30 am-7:32 am

Nonstop2h 02m

Phoenix Sky Harbor Intl

Sun 10/5

6:00 am-8:58 am

Nonstop1h 58m

$75

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Thu 10/2

10:29 pm-11:27 pm

Nonstop1h 58m

Phoenix Sky Harbor Intl

Mon 10/6

9:05 am-12:03 pm

Nonstop1h 58m

$76

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Fri 10/10

7:23 pm-8:23 pm

Nonstop2h 00m

Phoenix Sky Harbor Intl

Tue 10/14

4:14 pm-7:10 pm

Nonstop1h 56m

$78

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Wed 10/15

8:55 pm-9:55 pm

Nonstop2h 00m

Phoenix Sky Harbor Intl

Mon 10/20

9:59 pm-12:56 am

Nonstop1h 57m

$87

DenverPhoenix

DEN - AZA

DENAZA

Denver Intl

Thu 9/25

4:25 pm-9:43 pm

1 stop6h 18m

Phoenix-Mesa Gateway

Thu 10/2

3:35 pm-9:22 pm

1 stop28h 47m

$304

DenverPhoenix

DEN - AZA

DENAZA

Denver Intl

Fri 10/31

6:05 am-3:53 pm

1 stop10h 48m

Phoenix-Mesa Gateway

Mon 11/3

6:22 pm-9:03 am

1 stop14h 41m

$328

DenverPhoenix

DEN - AZA

DENAZA

Denver Intl

Thu 10/23

5:52 pm-4:16 pm

1 stop23h 24m

Phoenix-Mesa Gateway

Sun 10/26

8:32 am-5:02 pm

1 stop7h 30m

$406

DenverPhoenix

DEN - AZA

DENAZA

Denver Intl

Thu 10/16

10:04 am-3:47 pm

1 stop6h 43m

Phoenix-Mesa Gateway

Sat 10/18

5:03 pm-8:24 am

1 stop14h 21m

$458

DenverPhoenix

DEN - AZA

DENAZA

Denver Intl

Sun 10/12

9:15 am-2:41 pm

1 stop6h 26m

Phoenix-Mesa Gateway

Wed 10/15

5:15 pm-9:04 am

1 stop14h 49m

$540

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 cheapest month to fly to Phoenix?

If you are unable to visit Phoenix during the month of September, then departing from Denver during the month January is also very affordable. Most momondo users find prices during this month for around $150.

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 Saturday. momondo users have found tickets for Saturday departures for as low as $183. 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 $243.

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 $160. In the morning is when there is more demand to fly to Phoenix, so prices are often more expensive at around $215 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 $170 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 $138 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

Best Price Found

$39

Fastest flight time

1h 55m

Direct flights

Every day

Airports in Phoenix

1 airport
The best one-way flight to Phoenix from Denver in the past 72 hours is $39. The best round-trip flight deal from Denver to Phoenix found on momondo in the last 72 hours is $69.
The fastest flight from Denver to Phoenix takes 1h 55m
Direct flights go from Denver to Phoenix every day.
There is 1 airport near Phoenix: Phoenix Sky Harbor Intl (PHX)
Search flight deals

  • 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 1h 55m 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 $36Free CancellationRating
5.8
3,219 reviews
Search Frontier flights
SouthwestPriceFrom $134Free CancellationRating
8.0
4,244 reviews
Search Southwest flights
American AirlinesPriceFrom $136Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $141Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
DeltaPriceFrom $196Free CancellationRating
8.0
7,980 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