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Cheap flights from Denver to Phoenix Sky Harbor Intl Airport from C$ 94

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/8. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PHX
17 Jun — 24 Jun1
1 adult

Cheap flight deals from Denver to Sky Harbor Intl

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Sky Harbor Intl (PHX). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 June 2025.

Round-trip from

C$ 178

One-way from

C$ 94

Popular in

March

Cheapest in

August

Average price

C$ 241
Frontier
  • Frontier
  • 29/8-1/9
  • Nonstop
  • 3h 57m total
  • Denver to Phoenix
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United Airlines
  • United Airlines
  • 16/8
  • Nonstop
  • 1h 56m total
  • Denver to Phoenix
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Highest demand for flights based on searches. 10% potential increase in price (C$ 34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 7 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Denver to Sky Harbor Intl

Cheapest flights from Denver to Sky Harbor Intl
Explore the most affordable flight options available from Denver to Sky Harbor Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.

Fri 29/88:34 a.m.DEN - PHX
Nonstop1h 56mFrontier
Mon 1/97:10 p.m.PHX - DEN
Nonstop2h 01mFrontier
Deal found 10/6C$ 178
Sat 16/89:35 a.m.DEN - PHX
Nonstop1h 55mSouthwest
Tue 19/83:35 p.m.PHX - DEN
1 stop3h 15mSouthwest
Deal found 12/6C$ 209
Wed 15/103:00 p.m.DEN - PHX
1 stop8h 39mAlaska Airlines
Sat 18/104:17 p.m.PHX - DEN
1 stop6h 30mAlaska Airlines
Deal found 11/6C$ 213
Wed 12/117:04 p.m.DEN - PHX
1 stop4h 12mHawaiian Airlines
Sun 16/1111:35 a.m.PHX - DEN
1 stop7h 28mHawaiian Airlines
Deal found 11/6C$ 241
Sat 9/86:25 p.m.DEN - PHX
1 stop5h 10mDelta
Fri 15/85:20 p.m.PHX - DEN
1 stop4h 28mDelta
Deal found 10/6C$ 269
Mon 17/115:48 p.m.DEN - PHX
Nonstop2h 01mUnited Airlines
Mon 24/117:00 a.m.PHX - DEN
Nonstop1h 53mUnited Airlines
Deal found 12/6C$ 310

Cheapflights Fare Finder

Customize your flight search to find flights from Denver to Sky Harbor Intl 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, Cheapflights users made 629,999 searches. Data last updated 12 June 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

Denver

Fly to

Sky Harbor Intl

Route

Depart

Return

Price

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Fri 29/8

8:34 a.m.-9:30 a.m.

Nonstop1h 56m

Phoenix Sky Harbor Intl

Mon 1/9

7:10 p.m.-10:11 p.m.

Nonstop2h 01m

C$ 178

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sat 16/8

9:35 a.m.-10:30 a.m.

Nonstop1h 55m

Phoenix Sky Harbor Intl

Tue 19/8

3:35 p.m.-7:50 p.m.

1 stop3h 15m

C$ 209

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Wed 15/10

3:00 p.m.-10:39 p.m.

1 stop8h 39m

Phoenix Sky Harbor Intl

Sat 18/10

4:17 p.m.-11:47 p.m.

1 stop6h 30m

C$ 213

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Wed 12/11

7:04 p.m.-11:16 p.m.

1 stop4h 12m

Phoenix Sky Harbor Intl

Sun 16/11

11:35 a.m.-7:03 p.m.

1 stop7h 28m

C$ 241

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sat 9/8

5:30 a.m.-8:34 a.m.

1 stop4h 04m

Phoenix Sky Harbor Intl

Mon 18/8

1:20 p.m.-7:45 p.m.

1 stop5h 25m

C$ 269

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sat 29/11

1:25 p.m.-3:26 p.m.

Nonstop2h 01m

Phoenix Sky Harbor Intl

Sat 6/12

2:20 p.m.-4:03 p.m.

Nonstop1h 43m

C$ 319

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sat 16/8

7:45 a.m.-8:41 a.m.

Nonstop1h 56m

C$ 94

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Tue 11/11

7:04 p.m.-11:16 p.m.

1 stop4h 12m

C$ 107

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sat 4/10

3:00 p.m.-10:39 p.m.

1 stop8h 39m

C$ 115

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Mon 11/8

6:15 a.m.-10:00 a.m.

1 stop4h 45m

C$ 122

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 13 results
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Best time to book a flight from Denver to Sky Harbor Intl

Have a flexible travel schedule? Discover the best time to fly to Sky Harbor Intl from Denver with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Denver to Phoenix Sky Harbor Intl Airport

How far ahead should I book a flight from Denver to Phoenix Sky Harbor Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Denver to Sky Harbor Intl. Price data was last updated on 9 June 2025.

To ensure you get the cheapest price possible for a flight from Denver to Phoenix Sky Harbor Intl Airport, you should look to book at least 39 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Denver to Phoenix Sky Harbor Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Denver to Phoenix Sky Harbor Intl Airport (average of C$ 247). Flying from Denver to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of C$ 318). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEN to PHX?

Find hourly flight availability from Denver to Sky Harbor Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 June 2025.

A simple way to save on the total cost of your ticket is to fly from Denver to Phoenix Sky Harbor Intl Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight in the morning.

Weekly flight availability from Denver to Phoenix Sky Harbor Intl Airport

Explore weekly flight availability from Denver to Sky Harbor Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 12 June 2025.

The most flights from DEN to PHX are scheduled on a Wednesday (35 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (9 on average).

Rainfall in Sky Harbor Intl by month

Plan your trip to Sky Harbor Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Phoenix Sky Harbor Intl Airport ranges from 0.0 - 28.0 mm per month. July is typically the wettest month, when rainfall can reach 28.0 mm. June is typically the driest time to visit Phoenix Sky Harbor Intl Airport when rainfall is around 0.0 mm.

Temperature in Sky Harbor Intl by month

Plan your trip to Sky Harbor Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Phoenix Sky Harbor Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 35.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 13.0 C).

Reviews of airlines servicing Sky Harbor Intl

Get insights into the airlines that provide service to Sky Harbor Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sky Harbor Intl. Reviews last updated 12 June 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Denver to Phoenix have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Denver to Sky Harbor Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Denver to Phoenix Sky Harbor Intl?

    Located just 29.7 km from the city centre, Denver Intl is the airport most travellers will use when flying to Phoenix Sky Harbor Intl from Denver. Booking flights from Denver Intl (DEN) to Phoenix Sky Harbor Intl should be relatively easy as there are 27 daily outbound flights to Phoenix Sky Harbor Intl from 1 airline.

  • What are the cheapest airlines flying from Denver to Phoenix Sky Harbor Intl Airport round-trip?

    Currently priced at C$ 178, Frontier will fly you from Denver to Phoenix Sky Harbor Intl Airport and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Southwest and Alaska Airlines - these airlines can fly you to your destination from C$ 209 and C$ 213, respectively. Frontier is currently priced 17% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Denver to Phoenix Sky Harbor Intl Airport one-way?

    C$ 94 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Hawaiian Airlines and Alaska Airlines, with prices starting from C$ 107 and C$ 115, respectively.

  • What are the most reliable airlines from Denver to Phoenix Sky Harbor Intl Airport?

    No one likes to see their flight delayed. When booking a flight from Denver to Phoenix Sky Harbor Intl Airport consider choosing SkyWest Airlines (100%), Air Canada (76%) or Frontier (75%) as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Denver to Sky Harbor Intl that include hotel bookings?

    Yes. In addition to deals on Denver to Sky Harbor Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Denver to Sky Harbor Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Sky Harbor Intl.

  • Can I find deals for business class flights from Denver to Sky Harbor Intl?

    Yes. Cheapflights offers flight deals from Denver to Sky Harbor Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Denver to Phoenix Sky Harbor Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Denver to Phoenix Sky Harbor Intl Airport (average of C$ 247). Flying from Denver to Phoenix Sky Harbor Intl Airport in March is currently the most expensive (average of C$ 318). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Wickenburg
Litchfield Park
Peoria
Fountain Hills

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Top airline flying from Denver to Sky Harbor Intl

Discover the top airline that operate flights from Denver to Sky Harbor Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 86AverageC$ 256FlexibilityNo cancel feeOn-time62%
Search Frontier flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Denver to Sky Harbor Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Denver to Sky Harbor Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Denver to Sky Harbor Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Denver to Sky Harbor Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Denver to Sky Harbor Intl with no change fees?

Yes! Cheapflights helps users easily find flights from Denver to Sky Harbor Intl with no change fees.

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Of course! You can now track prices for flights from Denver to Sky Harbor Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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