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Cheap flights from Phoenix to Denver from $58

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix to Denver departing on 8/30. 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 Phoenix to Denver

Cheap round-trip flights

Frontier Logo
7:00 am - 9:59 amPHX-DEN
1h 59mnonstop
Frontier Logo
6:00 am - 5:35 pmDEN-PHX
12h 35m1 stop
$97Frontier
Find Deal
Mon, Oct 6 - Fri, Oct 10
Frontier Logo
4:14 pm - 7:10 pmPHX-DEN
1h 56mnonstop
Frontier Logo
6:55 am - 7:59 amDEN-PHX
2h 04mnonstop
$98Frontier
Find Deal
Sat, Oct 11 - Mon, Oct 13
Frontier Logo
6:18 pm - 9:12 pmPHX-DEN
1h 54mnonstop
Frontier Logo
6:22 pm - 7:25 pmDEN-PHX
2h 03mnonstop
$99Frontier
Find Deal
Fri, Sep 5 - Mon, Sep 8
Frontier Logo
8:20 pm - 11:16 pmPHX-DEN
1h 56mnonstop
Frontier Logo
6:30 am - 9:07 pmDEN-PHX
15h 37m1 stop
$100Frontier
Find Deal
Fri, Sep 5 - Fri, Sep 19
Frontier Logo
6:32 am - 9:30 amPHX-DEN
1h 58mnonstop
Frontier Logo
6:30 am - 7:32 amDEN-PHX
2h 02mnonstop
$101Frontier
Find Deal
Thu, Sep 11 - Sun, Sep 14
Frontier Logo
8:00 am - 11:00 amPHX-DEN
2h 00mnonstop
Frontier Logo
4:14 pm - 5:13 pmDEN-PHX
1h 59mnonstop
$102Frontier
Find Deal
Sat, Sep 13 - Mon, Sep 15
Frontier Logo
6:18 pm - 9:12 pmPHX-DEN
1h 54mnonstop
Frontier Logo
8:55 pm - 9:53 pmDEN-PHX
1h 58mnonstop
$103Frontier
Find Deal
Fri, Sep 12 - Tue, Sep 23
Frontier Logo
6:00 am - 8:58 amPHX-DEN
1h 58mnonstop
Frontier Logo
10:59 pm - 11:57 pmDEN-PHX
1h 58mnonstop
$104Frontier
Find Deal
Sun, Sep 14 - Mon, Sep 15
Frontier Logo
7:00 am - 9:59 amPHX-DEN
1h 59mnonstop
Frontier Logo
10:59 pm - 11:57 pmDEN-PHX
1h 58mnonstop
$105Frontier
Find Deal
Mon, Oct 6 - Mon, Oct 6
Frontier Logo
9:59 pm - 12:56 amPHX-DEN
1h 57mnonstop
Frontier Logo
6:55 am - 7:59 amDEN-PHX
2h 04mnonstop
$106Frontier
Find Deal
Fri, Oct 10 - Mon, Oct 13

Frontier flights from Phoenix to Denver

Our best Frontier deals on Phoenix to Denver flight tickets
Frontier
Oct 6
PHX7:00 amPhoenix Sky Harbor Intl
1h 59m
DEN9:59 amDenver Intl
Oct 10
DEN6:00 amDenver Intl
12h 35m
1 stop
PHX5:35 pmPhoenix Sky Harbor Intl
$97
Find similar
Frontier
Oct 11
PHX4:14 pmPhoenix Sky Harbor Intl
1h 56m
DEN7:10 pmDenver Intl
Oct 13
DEN6:55 amDenver Intl
2h 04m
PHX7:59 amPhoenix Sky Harbor Intl
$98
Find similar
Frontier
Sep 5
PHX6:18 pmPhoenix Sky Harbor Intl
1h 54m
DEN9:12 pmDenver Intl
Sep 8
DEN6:22 pmDenver Intl
2h 03m
PHX7:25 pmPhoenix Sky Harbor Intl
$99
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix 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, momondo users made 832,500 searches. Data last updated August 21, 2025.
Use the filters below to find and compare flights from Phoenix to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Mon 10/6

7:00 am-9:59 am

Nonstop1h 59m

Denver Intl

Fri 10/10

6:00 am-5:35 pm

1 stop12h 35m

$97

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sat 10/11

4:14 pm-7:10 pm

Nonstop1h 56m

Denver Intl

Mon 10/13

6:55 am-7:59 am

Nonstop2h 04m

$98

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Fri 9/5

6:18 pm-9:12 pm

Nonstop1h 54m

Denver Intl

Mon 9/8

6:22 pm-7:25 pm

Nonstop2h 03m

$99

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Fri 9/5

8:20 pm-11:16 pm

Nonstop1h 56m

Denver Intl

Fri 9/19

6:30 am-9:07 pm

1 stop15h 37m

$100

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Thu 9/11

6:32 am-9:30 am

Nonstop1h 58m

Denver Intl

Sun 9/14

6:30 am-7:32 am

Nonstop2h 02m

$101

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sat 9/13

8:00 am-11:00 am

Nonstop2h 00m

Denver Intl

Mon 9/15

4:14 pm-5:13 pm

Nonstop1h 59m

$102

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Fri 9/12

6:18 pm-9:12 pm

Nonstop1h 54m

Denver Intl

Tue 9/23

8:55 pm-9:53 pm

Nonstop1h 58m

$103

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Sun 9/14

6:00 am-8:58 am

Nonstop1h 58m

Denver Intl

Mon 9/15

10:59 pm-11:57 pm

Nonstop1h 58m

$104

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Mon 10/6

7:00 am-9:59 am

Nonstop1h 59m

Denver Intl

Mon 10/6

10:59 pm-11:57 pm

Nonstop1h 58m

$105

PhoenixDenver

PHX - DEN

PHXDEN

Phoenix Sky Harbor Intl

Fri 10/10

9:59 pm-12:56 am

Nonstop1h 57m

Denver Intl

Mon 10/13

6:55 am-7:59 am

Nonstop2h 04m

$106

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 Denver from

How to get the cheapest flight ticket from Phoenix to Denver

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 Denver?

The cheapest month to fly to Denver from Phoenix is in February. Flight prices, which tend to average around $104, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in February, then you should wait until January to fly from Phoenix, when ticket prices are also cheap, with an average price of $128.

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

The cheapest day to depart on your flight to Denver is on a Friday when prices can be found for as low as $234. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Sunday, with ticket prices averaging around $320.

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

The cheapest time of day to fly to Denver is in the evening when flights can be purchased for as low as $190. Flights at noon are often more expensive with an average ticket price of $472.

What is the cheapest Phoenix to Denver Intl flight route?

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

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

You are more likely to see cheaper flights to Denver from Phoenix when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $159 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Phoenix for as low as $129 on momondo.

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

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

Cheap Phoenix to Denver flight deals and tips

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

Fastest flight time

1h 45m

Direct flights

Every day

Airports in Denver

1 airport
The fastest flight from Phoenix to Denver takes 1h 45m
Direct flights go from Phoenix to Denver every day.
There is 1 airport near Denver: Denver Intl (DEN)
Search flight deals

  • How far is Phoenix to Denver Intl by plane?

    A flight from Phoenix to Denver Intl will travel around 585.3 mi. A reasonable flight in good conditions will take 1h 54m.

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

    Prices for flights from Phoenix to Denver Intl Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Phoenix to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

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

Best airlines flying from Phoenix to Denver

Compare and see reviews for airlines that fly from Phoenix to Denver with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $59Free CancellationRating
5.8
3,207 reviews
Search Frontier flights
American AirlinesPriceFrom $137Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $146Free CancellationRating
8.0
4,245 reviews
Search Southwest flights
United AirlinesPriceFrom $149Free CancellationRating
7.4
8,930 reviews
Search United Airlines flights

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Estes Park
Breckenridge
Black Hawk
Aurora
Fort Collins
Keystone
Cripple Creek
Longmont
Boulder
Manitou Springs
Lakewood
Greeley
Westminster
Thornton
Winter Park
Grand Lake
Copper Mountain
Silverthorne
Frisco
Centennial

Why use momondo?

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

Finding the right flight to Denver from Phoenix is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Denver quick and easy, saving you time and money.

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

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

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

Once all potential Phoenix to Denver flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Denver from Phoenix 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.

An easier way to manage your Denver trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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