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Cheap flights from Denver to Phoenix Sky Harbor Intl Airport from C$ 86

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PHX
30 Mar — 6 Apr1
1 adult

Cheapflights Tip: The best prices from Denver Intl to Phoenix Sky Harbor Intl are usually found in July or August, booked 39 days in advance, depart on a Monday or Tuesday and return on a Friday

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 25 March 2025.

Round-trip from

C$ 255

One-way from

C$ 86

Popular in

March

Cheapest in

July

Average price

C$ 269
Southwest
  • Southwest
  • 28/4-30/4
  • 1 total stop
  • 5h 05m total
  • Denver to Phoenix
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Frontier
  • Frontier
  • 10/5
  • Nonstop
  • 2h 02m total
  • Denver to Phoenix
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Highest demand for flights based on searches. 14% potential increase in price (C$ 50 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 9 potential savings vs. average RT price).
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Average for round-trip flights in March 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 25 March 2025.

Tue 1/410:52 p.m.DEN - PHX
Nonstop2h 05mFrontier
Fri 4/46:52 p.m.PHX - DEN
Nonstop1h 51mFrontier
Deal found 23/3C$ 222
Mon 28/47:45 a.m.DEN - PHX
1 stop3h 15mSouthwest
Wed 30/47:15 a.m.PHX - DEN
Nonstop1h 50mSouthwest
Deal found 24/3C$ 255
Wed 23/45:45 a.m.DEN - PHX
1 stop4h 10mDelta
Sat 26/46:00 a.m.PHX - DEN
1 stop4h 08mDelta
Deal found 24/3C$ 282
Thu 22/59:05 p.m.DEN - PHX
Nonstop1h 56mUnited Airlines
Mon 26/56:00 a.m.PHX - DEN
Nonstop1h 50mUnited Airlines
Deal found 24/3C$ 325
Sun 4/54:00 p.m.DEN - PHX
1 stop18h 00mContour
Sun 11/510:10 a.m.PHX - DEN
1 stop3h 55mContour
Deal found 25/3C$ 440
Tue 29/47:00 a.m.DEN - PHX
1 stop6h 54mAlaska Airlines
Tue 6/59:00 a.m.PHX - DEN
2 stops11h 15mAlaska Airlines
Deal found 23/3C$ 443

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 25 March 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

Mon 28/4

7:45 a.m.-10:00 a.m.

1 stop3h 15m

Phoenix Sky Harbor Intl

Wed 30/4

7:15 a.m.-10:05 a.m.

Nonstop1h 50m

C$ 255

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Wed 23/4

5:45 a.m.-8:55 a.m.

1 stop4h 10m

Phoenix Sky Harbor Intl

Sat 26/4

6:00 a.m.-11:08 a.m.

1 stop4h 08m

C$ 282

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Thu 22/5

9:05 p.m.-10:01 p.m.

Nonstop1h 56m

Phoenix Sky Harbor Intl

Mon 26/5

6:00 a.m.-8:50 a.m.

Nonstop1h 50m

C$ 325

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sun 4/5

4:00 p.m.-9:00 a.m.

1 stop18h 00m

Phoenix Sky Harbor Intl

Sun 11/5

10:10 a.m.-3:05 p.m.

1 stop3h 55m

C$ 440

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Tue 29/4

7:00 a.m.-12:54 p.m.

1 stop6h 54m

Phoenix Sky Harbor Intl

Tue 6/5

9:00 a.m.-9:15 p.m.

2 stops11h 15m

C$ 443

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sat 10/5

10:53 p.m.-11:55 p.m.

Nonstop2h 02m

C$ 86

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sat 24/5

7:57 a.m.-8:53 a.m.

Nonstop1h 56m

C$ 128

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Wed 21/5

7:05 a.m.-12:11 p.m.

1 stop6h 06m

C$ 142

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sat 24/5

6:40 p.m.-7:40 p.m.

Nonstop2h 00m

C$ 156

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Tue 29/4

7:00 a.m.-5:20 p.m.

2 stops11h 20m

C$ 226

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/3

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 21 March 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 May is currently the most expensive (average of C$ 339). 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 25 March 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 31% 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 25 March 2025.

The most flights from DEN to PHX are scheduled on a Monday (51 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (21 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 25 March 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
9,782 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,782 reviews
Alaska Airlines
8.0
Very good
9,782 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,272 reviews
Alaska Airlines
8.0
Very good
9,782 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,782 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,782 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Frontier
6.0
Okay
3,273 reviews
Alaska Airlines
8.0
Very good
9,782 reviews
Check prices

Entertainment

7.1

Crew

8.5

Comfort

7.9

Boarding

8.2

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 42 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$ 255, Southwest will fly you from Denver to Phoenix Sky Harbor Intl Airport and back. In addition to Southwest, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from C$ 282 and C$ 325, respectively.

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

    C$ 86 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from C$ 128 and C$ 142, 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 United Airlines (83%), Air Canada (83%) or Frontier (81%) 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 May is currently the most expensive (average of C$ 339). 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 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 90AverageC$ 223FlexibilityNo 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.

Can Cheapflights notify me if prices for flights from Denver to Sky Harbor Intl become cheaper?

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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