How often are flights from Denver to Phoenix delayed?

Historically, on average around 18% of flights between Denver and Phoenix have experienced a delay on any given week. The average delay length over the past 12 months has been 128 minutes.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

How many flights depart from Denver to Phoenix Sky Harbor Intl Airport on average per week?

As of November 2025, there are 200 flights per week flying from Denver to Phoenix Sky Harbor Intl Airport. The most common day of the week flights depart is Wed, with 21% of flights taking off on this day.

Which airline has the best punctuality record on Denver to Phoenix flights?

According to our data, American Airlines have had the least number of delays on this route over the last 12 months; with about 16% of their flights experiencing any sort of delay.

What airlines fly to Phoenix Sky Harbor Intl Airport?

Frontier, Southwest and United Airlines are the top three most popular airlines that fly to Phoenix Sky Harbor Intl Airport from Denver according to our data. Frontier is the first choice among our users, with 68% of people opting to fly with this airline when traveling to Phoenix Sky Harbor Intl Airport. Keep in mind that there are 5 different airlines that fly to Phoenix Sky Harbor Intl Airport on a routine basis, so you have a few additional options to choose from.

What is the most punctual flight time for Denver to Phoenix flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

What is the cheapest airline that flies from Denver Intl to Phoenix Sky Harbor Intl?

United Airlines is the most popular carrier operating from Denver Intl to Phoenix Sky Harbor Intl

How many flights depart from Denver to Phoenix Sky Harbor Intl Airport on average per day?

As of November 2025, there are 28 flights per day flying from Denver to Phoenix Sky Harbor Intl Airport. The most common time of day flights depart is 5:00PM, with 40% of flights taking off in the afternoon.

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?

There are 5 operators available for flights from Denver Intl Airport to Phoenix Sky Harbor Intl Airport as of November 2025.

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.

$40 Cheap Flights from Denver to Phoenix Sky Harbor Intl Airport in 2025/26

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10:44 pm - 12:44 amDEN-PHX

2h 00mnonstop

10:26 pm - 12:20 amPHX-DEN

1h 54mnonstop

$79Frontier

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9:44 pm - 11:49 pmDEN-PHX

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12:00 pm - 4:28 pmDEN-PHX

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qui, jan 8 - seg, jan 12

7:00 am - 6:30 pmDEN-PHX

11h 30m1 stop

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6:00 am - 8:06 amDEN-PHX

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1h 56mnonstop

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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

Dec 8

DEN7:05 amDenver Intl

7h 33m

1 stop

PHX2:38 pmPhoenix Sky Harbor Intl

Dec 12

PHX12:15 pmPhoenix Sky Harbor Intl

1h 55m

DEN2:10 pmDenver Intl

$79

Find similar

Frontier

Dec 3

DEN6:30 amDenver Intl

26h 18m

1 stop

PHX8:48 amPhoenix Sky Harbor Intl

Dec 7

PHX7:00 amPhoenix Sky Harbor Intl

1h 55m

DEN8:55 amDenver Intl

$80

Find similar

Frontier

Dec 9

DEN1:02 pmDenver Intl

2h 05m

PHX3:07 pmPhoenix Sky Harbor Intl

Dec 11

PHX10:26 pmPhoenix Sky Harbor Intl

1h 54m

DEN12:20 amDenver Intl

$81

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momondo Fare Finder

Use the filters below to find and compare flights from Denver to Phoenix Sky Harbor Intl Airport that are best for you.

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Route

Depart

Return

Price

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

seg 12/8

10:44 pm-12:44 am

Nonstop2h 00m

Phoenix Sky Harbor Intl

sex 12/12

10:26 pm-12:20 am

Nonstop1h 54m

$79

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

qua 12/3

9:44 pm-11:49 pm

Nonstop2h 05m

Phoenix Sky Harbor Intl

qua 12/17

7:43 pm-3:58 am

1 stop8h 15m

$80

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

ter 12/9

1:02 pm-3:07 pm

Nonstop2h 05m

Phoenix Sky Harbor Intl

qui 12/11

10:26 pm-12:20 am

Nonstop1h 54m

$81

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

sex 12/5

3:10 pm-5:11 pm

Nonstop2h 01m

Phoenix Sky Harbor Intl

sáb 12/6

4:12 pm-6:08 pm

Nonstop1h 56m

$82

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

sex 2/6

10:29 pm-12:40 am

Nonstop2h 11m

Phoenix Sky Harbor Intl

sáb 2/7

5:05 pm-9:29 pm

1 stop4h 24m

$83

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

qui 1/8

12:00 pm-4:28 pm

1 stop4h 28m

Phoenix Sky Harbor Intl

seg 1/12

9:16 am-11:11 am

Nonstop1h 55m

$84

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

qui 1/29

7:00 am-6:30 pm

1 stop11h 30m

Phoenix Sky Harbor Intl

dom 2/1

9:58 pm-11:52 pm

Nonstop1h 54m

$85

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

seg 12/15

6:00 am-8:06 am

Nonstop2h 06m

Phoenix Sky Harbor Intl

qui 12/18

10:31 pm-12:25 am

Nonstop1h 54m

$86

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

qua 12/17

9:44 pm-11:49 pm

Nonstop2h 05m

Phoenix Sky Harbor Intl

qua 1/7

7:39 pm-9:35 pm

Nonstop1h 56m

$87

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

sex 12/19

6:15 am-8:21 am

Nonstop2h 06m

Phoenix Sky Harbor Intl

qua 12/24

3:43 pm-5:39 pm

Nonstop1h 56m

$88

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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

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Other information

What is the cheapest month to fly to Phoenix Sky Harbor Intl Airport?

In general, January 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 $152. If you are unable to visit Phoenix Sky Harbor Intl Airport 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 Sky Harbor Intl Airport?

On average, the least expensive day to fly to Phoenix Sky Harbor Intl Airport 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. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $234. 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 $163. 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 $217. 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 $178 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 $142 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 November 2025, prices for Denver to Phoenix Sky Harbor Intl Airport flights are approximately 24% more expensive 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	$83
Fastest flight time	1h 59m
Direct flights	Every day

The best one-way flight to Phoenix Sky Harbor Intl Airport from Denver in the past 72 hours is $83. The best round-trip flight deal from Denver to Phoenix Sky Harbor Intl Airport found on momondo in the last 72 hours is $137.

The fastest flight from Denver to Phoenix Sky Harbor Intl Airport takes 1h 59m

Direct flights go from Denver to Phoenix Sky Harbor Intl Airport every day.

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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 2h 00m.
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?
There are 5 operators available for flights from Denver Intl Airport to Phoenix Sky Harbor Intl Airport as of November 2025.
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?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Denver to Phoenix Sky Harbor Intl Airport is Airbus A321neo (15.27% of total bookings). The next most popular plane models are Boeing 737 MAX 8 (13.74%), Boeing 737-800 (12.01%), and Airbus A320neo (11.76%).
What is the most popular airline from Denver to Phoenix Sky Harbor Intl Airport?
Based on momondo bookings for flights between Denver and Phoenix Sky Harbor Intl Airport, the leading airline is Frontier, making up 72% of the total bookings. Other popular airlines include American Airlines with 10%, United Airlines with 10%, and Southwest with 8%.

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
Frontier	PriceFrom $61	Free Cancellation	Rating 5.8 3,106 reviews	Search Frontier flights
United Airlines	PriceFrom $140	Free Cancellation	Rating 7.4 9,025 reviews	Search United Airlines flights
Southwest	PriceFrom $144	Free Cancellation	Rating 8.0 4,249 reviews	Search Southwest flights
American Airlines	PriceFrom $147	Free Cancellation	Rating 7.2 11,046 reviews	Search American Airlines flights
Delta	PriceFrom $196	Free Cancellation	Rating 7.9 8,004 reviews	Search Delta flights

Southwest Flights From Denver to Phoenix Sky Harbor Intl Airport
Southwest operates around 61 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 $248, but momondo users have found Southwest deals from Denver to Phoenix Sky Harbor Intl Airport from as low as $144 round-trip. Southwest has been scored 8.0/10 in 4,249 reviews.
United Airlines Flights From Denver to Phoenix Sky Harbor Intl Airport
Across 9,025 United Airlines reviews on momondo, the average score is 7.4/10. United Airlines flies from Denver to Phoenix Sky Harbor Intl Airport about 42 times each week, with ticket deals ranging from $140 to $282. Price data is based on momondo searches in the last 72 hours.

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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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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 12/5. 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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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?

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

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

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?

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 November 2025, prices for Denver to Phoenix Sky Harbor Intl Airport flights are approximately 24% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Denver Intl to Phoenix Sky Harbor Intl?

United Airlines is the most popular carrier operating from Denver Intl to Phoenix Sky Harbor Intl

What airlines fly to Phoenix Sky Harbor Intl Airport?

How often are flights from Denver to Phoenix delayed?

Historically, on average around 18% of flights between Denver and Phoenix have experienced a delay on any given week. The average delay length over the past 12 months has been 128 minutes.

What is the most punctual flight time for Denver to Phoenix flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Denver to Phoenix flights?

According to our data, American Airlines have had the least number of delays on this route over the last 12 months; with about 16% of their flights experiencing any sort of delay.

How many flights depart from Denver to Phoenix Sky Harbor Intl Airport on average per day?

As of November 2025, there are 28 flights per day flying from Denver to Phoenix Sky Harbor Intl Airport. The most common time of day flights depart is 5:00PM, with 40% of flights taking off in the afternoon.

How many flights depart from Denver to Phoenix Sky Harbor Intl Airport on average per week?

As of November 2025, there are 200 flights per week flying from Denver to Phoenix Sky Harbor Intl Airport. The most common day of the week flights depart is Wed, with 21% of flights taking off on this day.

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

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

Fastest flight time

Direct flights

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

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

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?

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

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

Southwest Flights From Denver to Phoenix Sky Harbor Intl Airport

United Airlines Flights From Denver to Phoenix Sky Harbor Intl Airport

Traveling to a place near Phoenix?

Why use momondo?

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

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

How can momondo help me find flights 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?

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

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Phoenix

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Popular flights according to clicks in the last 7 days on momondo