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Cheap flights from Denver to Phoenix from $67

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 9/16. 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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Find the cheapest flights from Denver to Phoenix (DEN-PHX)

Cheap round-trip flights

Frontier Logo
8:55 pm - 9:53 pmDEN-PHX
1h 58mnonstop
Frontier Logo
8:37 am - 11:37 amPHX-DEN
2h 00mnonstop
$92Frontier
Find Deal
Tue, Sep 9 - Thu, Sep 25
Frontier Logo
10:29 pm - 11:27 pmDEN-PHX
1h 58mnonstop
Frontier Logo
8:00 am - 11:00 amPHX-DEN
2h 00mnonstop
$93Frontier
Find Deal
Mon, Sep 8 - Wed, Sep 10
Frontier Logo
4:14 pm - 5:13 pmDEN-PHX
1h 59mnonstop
Frontier Logo
6:00 am - 8:58 amPHX-DEN
1h 58mnonstop
$94Frontier
Find Deal
Thu, Sep 25 - Sun, Sep 28
Frontier Logo
6:55 am - 7:59 amDEN-PHX
2h 04mnonstop
Frontier Logo
9:59 pm - 12:56 amPHX-DEN
1h 57mnonstop
$95Frontier
Find Deal
Fri, Oct 17 - Sun, Oct 19
Frontier Logo
6:30 am - 7:32 amDEN-PHX
2h 02mnonstop
Frontier Logo
7:00 am - 9:59 amPHX-DEN
1h 59mnonstop
$96Frontier
Find Deal
Thu, Sep 18 - Mon, Sep 22
Frontier Logo
6:55 am - 7:59 amDEN-PHX
2h 04mnonstop
Frontier Logo
9:59 pm - 12:56 amPHX-DEN
1h 57mnonstop
$97Frontier
Find Deal
Thu, Oct 16 - Sun, Oct 19
Frontier Logo
6:22 pm - 7:25 pmDEN-PHX
2h 03mnonstop
Frontier Logo
4:10 pm - 10:48 pmPHX-DEN
5h 38m1 stop
$98Frontier
Find Deal
Fri, Sep 19 - Mon, Sep 22
Frontier Logo
6:55 am - 7:59 amDEN-PHX
2h 04mnonstop
Frontier Logo
12:14 pm - 3:15 pmPHX-DEN
2h 01mnonstop
$99Frontier
Find Deal
Fri, Oct 17 - Wed, Oct 22
Frontier Logo
6:55 am - 7:59 amDEN-PHX
2h 04mnonstop
Frontier Logo
7:30 pm - 10:26 pmPHX-DEN
1h 56mnonstop
$100Frontier
Find Deal
Mon, Oct 13 - Tue, Oct 14
Frontier Logo
9:18 pm - 10:15 pmDEN-PHX
1h 57mnonstop
Frontier Logo
7:30 pm - 10:26 pmPHX-DEN
1h 56mnonstop
$101Frontier
Find Deal
Mon, Oct 13 - Wed, Oct 22

Frontier flights from Denver to Phoenix Sky Harbor Intl Airport

Our best Frontier deals on Denver to Phoenix Sky Harbor Intl Airport flight tickets
Frontier
Sep 9
DEN8:55 pmDenver Intl
1h 58m
PHX9:53 pmPhoenix Sky Harbor Intl
Sep 25
PHX8:37 amPhoenix Sky Harbor Intl
2h 00m
DEN11:37 amDenver Intl
$92
Find similar
Frontier
Sep 8
DEN10:29 pmDenver Intl
1h 58m
PHX11:27 pmPhoenix Sky Harbor Intl
Sep 10
PHX8:00 amPhoenix Sky Harbor Intl
2h 00m
DEN11:00 amDenver Intl
$93
Find similar
Frontier
Sep 25
DEN4:14 pmDenver Intl
1h 59m
PHX5:13 pmPhoenix Sky Harbor Intl
Sep 28
PHX6:00 amPhoenix Sky Harbor Intl
1h 58m
DEN8:58 amDenver Intl
$94
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Denver to Phoenix Sky Harbor Intl Airport 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 21, 2025.
Use the filters below to find and compare flights from Denver to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Tue 9/9

8:55 pm-9:53 pm

Nonstop1h 58m

Phoenix Sky Harbor Intl

Thu 9/25

8:37 am-11:37 am

Nonstop2h 00m

$92

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Mon 9/8

10:29 pm-11:27 pm

Nonstop1h 58m

Phoenix Sky Harbor Intl

Wed 9/10

8:00 am-11:00 am

Nonstop2h 00m

$93

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Thu 9/25

4:14 pm-5:13 pm

Nonstop1h 59m

Phoenix Sky Harbor Intl

Sun 9/28

6:00 am-8:58 am

Nonstop1h 58m

$94

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Fri 10/17

6:55 am-7:59 am

Nonstop2h 04m

Phoenix Sky Harbor Intl

Sun 10/19

9:59 pm-12:56 am

Nonstop1h 57m

$95

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Thu 9/18

6:30 am-7:32 am

Nonstop2h 02m

Phoenix Sky Harbor Intl

Mon 9/22

7:00 am-9:59 am

Nonstop1h 59m

$96

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Thu 10/16

6:55 am-7:59 am

Nonstop2h 04m

Phoenix Sky Harbor Intl

Sun 10/19

9:59 pm-12:56 am

Nonstop1h 57m

$97

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Fri 9/19

6:22 pm-7:25 pm

Nonstop2h 03m

Phoenix Sky Harbor Intl

Mon 9/22

4:10 pm-10:48 pm

1 stop5h 38m

$98

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Fri 10/17

6:55 am-7:59 am

Nonstop2h 04m

Phoenix Sky Harbor Intl

Wed 10/22

12:14 pm-3:15 pm

Nonstop2h 01m

$99

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Mon 10/13

6:55 am-7:59 am

Nonstop2h 04m

Phoenix Sky Harbor Intl

Tue 10/14

7:30 pm-10:26 pm

Nonstop1h 56m

$100

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Mon 10/13

9:18 pm-10:15 pm

Nonstop1h 57m

Phoenix Sky Harbor Intl

Wed 10/22

7:30 pm-10:26 pm

Nonstop1h 56m

$101

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 Sky Harbor Intl Airport

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 Sky Harbor Intl Airport?

In general, September is the cheapest month to fly from Denver to Phoenix Sky Harbor Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $134. If you are unable to visit Phoenix Sky Harbor Intl Airport 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 Sky Harbor Intl Airport?

On average, the least expensive day to fly to Phoenix Sky Harbor Intl Airport from Denver is on a Saturday. momondo users have found tickets for Saturday departures for as low as $184. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $243. These prices are subject to change though, so be sure to set up a Price Alert for flights to Phoenix Sky Harbor Intl Airport.

What is the cheapest time of day to depart on your flight to Phoenix Sky Harbor Intl Airport?

In the evening is the cheapest time of day to fly from Denver to Phoenix Sky Harbor Intl Airport when you can find flight prices for as low as $161. Flying to Phoenix Sky Harbor Intl Airport in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $216. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Denver Intl to Phoenix Sky Harbor Intl flight route?

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

How far in advance should I book a flight to Phoenix Sky Harbor Intl Airport?

You are more likely to see cheaper flights to Phoenix Sky Harbor Intl Airport from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix Sky Harbor Intl Airport 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 Sky Harbor Intl Airport from Denver for as low as $138 on momondo.

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

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

How have Denver to Phoenix Sky Harbor Intl Airport flight prices changed over time?

As of August 2025, prices for Denver to Phoenix Sky Harbor Intl Airport flights are approximately 47% cheaper when compared to flights at the same time last year.

When to book flights from Denver to Phoenix Sky Harbor Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to Phoenix Sky Harbor Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Denver to Phoenix Sky Harbor Intl Airport (DEN to PHX) flight deals and tips

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

Best Price Found

$116

Fastest flight time

1h 54m

Direct flights

Every day
The best one-way flight to Phoenix Sky Harbor Intl Airport from Denver in the past 72 hours is $116. The best round-trip flight deal from Denver to Phoenix Sky Harbor Intl Airport found on momondo in the last 72 hours is $126.
The fastest flight from Denver to Phoenix Sky Harbor Intl Airport takes 1h 54m
Direct flights go from Denver to Phoenix Sky Harbor Intl Airport every day.
Search flight deals

  • How far is Denver Intl to Phoenix Sky Harbor Intl by plane?

    Denver Intl and Phoenix Sky Harbor Intl are 583.2 mi apart from one another. In terms of flight time, this usually takes a little over 1h 56m.

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

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

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

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

    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 Sky Harbor Intl Airport.

  • What documentation or ID do you need to fly to Phoenix Sky Harbor Intl Airport?

    The required travel and health documents for your Phoenix Sky Harbor Intl Airport 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 Sky Harbor Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Denver to Phoenix Sky Harbor Intl Airport?

  • What is the most popular airline from Denver to Phoenix Sky Harbor Intl Airport?

Best airlines flying from Denver to Phoenix Sky Harbor Intl Airport

Compare and see reviews for airlines that fly from Denver to Phoenix Sky Harbor Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $58Free CancellationRating
5.8
3,207 reviews
Search Frontier flights
American AirlinesPriceFrom $136Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $136Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
United AirlinesPriceFrom $141Free CancellationRating
7.4
8,930 reviews
Search United Airlines flights
DeltaPriceFrom $196Free CancellationRating
7.9
7,983 reviews
Search Delta flights

  • Southwest Flights From Denver to Phoenix Sky Harbor Intl Airport

    Southwest operates around 51 flights from Denver to Phoenix Sky Harbor Intl Airport every week. The average price of these flights found in the last 72 hours has been $240, but momondo users have found Southwest deals from Denver to Phoenix Sky Harbor Intl Airport from as low as $136 round-trip. Southwest has been scored 8.0/10 in 4,246 reviews.

  • United Airlines Flights From Denver to Phoenix Sky Harbor Intl Airport

    Across 8,930 United Airlines reviews on momondo, the average score is 7.4/10. United Airlines flies from Denver to Phoenix Sky Harbor Intl Airport about 35 times each week, with ticket deals ranging from $141 to $284. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near Phoenix?

Book flights to Phoenix if you plan to visit one of these locations
Scottsdale
Mesa
Tempe
Glendale
Chandler
Gilbert
Peoria
Surprise
Casa Grande
Buckeye
Wickenburg
Goodyear
Apache Junction
Payson
Paradise Valley
Avondale
Camp Verde
Fountain Hills
Cave Creek
Litchfield Park

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 allows you to filter the results for Denver to Phoenix flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Denver and Phoenix by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Denver to Phoenix now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Phoenix and let you know when they change.

An easier way to manage your Phoenix Sky Harbor Intl Airport trip

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