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Cheap flights from Denver to Phoenix Sky Harbor Intl Airport from C$ 107

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 28/10. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PHX
3 Aug — 10 Aug1
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 29 July 2025.

Round-trip from

C$ 214

One-way from

C$ 107

Popular in

June

Cheapest in

August

Average price

C$ 224

Good one-way deal

C$ 168 or less
Alaska Airlines
  • Alaska Airlines
  • 18/11-19/11
  • 2 total stops
  • 15h 17m total
  • Denver to Phoenix
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Alaska Airlines
  • Alaska Airlines
  • 28/10
  • 1 total stop
  • 4h 12m total
  • Denver to Phoenix
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Highest demand for flights based on searches. 9% potential increase in price (C$ 32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 8 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a one-way flight from Denver Intl to Phoenix Sky Harbor Intl.
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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 29 July 2025.

Tue 18/117:04 p.m.DEN - PHX
1 stop4h 12mAlaska Airlines
Wed 19/118:01 a.m.PHX - DEN
1 stop11h 05mAlaska Airlines
Deal found 28/7C$ 214
Sat 30/87:40 p.m.DEN - PHX
Nonstop2h 00mSouthwest
Sun 31/88:50 p.m.PHX - DEN
Nonstop1h 45mSouthwest
Deal found 28/7C$ 215
Fri 22/87:20 p.m.DEN - PHX
Nonstop1h 57mUnited Airlines
Tue 26/811:45 a.m.PHX - DEN
Nonstop1h 51mUnited Airlines
Deal found 28/7C$ 265
Thu 28/86:45 a.m.DEN - PHX
1 stop5h 56mDelta
Wed 3/99:55 a.m.PHX - DEN
1 stop3h 55mDelta
Deal found 28/7C$ 270
Mon 17/118:20 a.m.DEN - PHX
1 stop7h 40mHawaiian Airlines
Sat 22/1111:38 a.m.PHX - DEN
1 stop7h 38mHawaiian Airlines
Deal found 29/7C$ 280

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 29 July 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

Tue 18/11

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

1 stop4h 12m

Phoenix Sky Harbor Intl

Wed 19/11

8:01 a.m.-7:06 p.m.

1 stop11h 05m

C$ 214

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sat 30/8

7:40 p.m.-8:40 p.m.

Nonstop2h 00m

Phoenix Sky Harbor Intl

Sun 31/8

8:50 p.m.-11:35 p.m.

Nonstop1h 45m

C$ 215

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Fri 22/8

7:20 p.m.-8:17 p.m.

Nonstop1h 57m

Phoenix Sky Harbor Intl

Tue 26/8

11:45 a.m.-2:36 p.m.

Nonstop1h 51m

C$ 265

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Thu 28/8

6:45 a.m.-11:41 a.m.

1 stop5h 56m

Phoenix Sky Harbor Intl

Wed 3/9

9:55 a.m.-2:50 p.m.

1 stop3h 55m

C$ 270

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Mon 17/11

8:20 a.m.-4:00 p.m.

1 stop7h 40m

Phoenix Sky Harbor Intl

Sat 22/11

11:38 a.m.-7:16 p.m.

1 stop7h 38m

C$ 280

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Tue 28/10

7:04 p.m.-10:16 p.m.

1 stop4h 12m

C$ 107

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Fri 5/9

8:15 a.m.-9:12 a.m.

Nonstop1h 57m

C$ 122

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Mon 3/11

8:20 a.m.-4:00 p.m.

1 stop7h 40m

C$ 134

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Fri 17/10

7:19 p.m.-11:13 p.m.

1 stop4h 54m

C$ 136

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Wed 3/12

8:00 a.m.-11:25 a.m.

1 stop3h 25m

C$ 144

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/7

Showing 1-10 of 11 results
1
2

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 25 July 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$ 316). 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 29 July 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 29 July 2025.

The most flights from DEN to PHX are scheduled on a Monday (37 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (15 on average).

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 29 July 2025.
Check out reviews from past customers who have flown with Alaska Airlines,Southwest, andDelta from Denver to Phoenix Sky Harbor Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,979 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,605 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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 29 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$ 214, Alaska Airlines will fly you from Denver to Phoenix Sky Harbor Intl Airport and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Southwest and United Airlines - these airlines can fly you to your destination from C$ 215 and C$ 265, respectively. Alaska Airlines is currently priced 5% 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$ 107 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on United Airlines and Hawaiian Airlines, with prices starting from C$ 122 and C$ 134, 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 Air Canada (70%), Frontier (69%) or United Airlines (61%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Denver to Phoenix Sky Harbor Intl Airport?

    The cheapest flight price from Denver to Phoenix Sky Harbor Intl Airport is C$ 168. On average you can expect to pay C$ 189. The most popular route, (Denver Intl - Phoenix Sky Harbor Intl), can usually be booked for C$ 305.

  • 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$ 316). 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 Phoenix Sky Harbor Intl Airport?

Book flights to Phoenix Sky Harbor Intl Airport 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 29 July 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 86AverageC$ 257FlexibilityNo cancel feeOn-time62%
Search Frontier flights

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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?

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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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