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Cheap flights from Denver to Phoenix Sky Harbor Intl Airport from C$ 111

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 18/9. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PHX
28 Aug — 4 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Denver to Sky Harbor Intl

Enter your travel dates to find the best prices.

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 2026.

Tue 25/87:20 a.m.
DEN
-
PHX
Nonstop1h 55m
Southwest
Tue 1/910:50 a.m.
PHX
-
DEN
Nonstop1h 50m
Southwest
Deal found 28/7C$ 278
Fri 11/96:17 a.m.
DEN
-
PHX
1 stop6h 14m
Alaska Airlines
Fri 11/93:15 p.m.
PHX
-
DEN
1 stop7h 29m
Alaska Airlines
Deal found 26/7C$ 289
Thu 22/107:45 a.m.
DEN
-
PHX
Nonstop2h 00m
Southwest
Tue 27/103:05 p.m.
PHX
-
DEN
Nonstop1h 45m
Southwest
Deal found 28/7C$ 292
Wed 26/82:10 p.m.
DEN
-
PHX
1 stop3h 45m
Southwest
Wed 2/912:45 p.m.
PHX
-
DEN
1 stop3h 20m
Southwest
Deal found 29/7C$ 293
Thu 10/98:06 p.m.
DEN
-
PHX
1 stop16h 25m
Alaska Airlines
Sat 12/97:08 a.m.
PHX
-
DEN
1 stop11h 18m
Alaska Airlines
Deal found 28/7C$ 298
Thu 17/96:17 a.m.
DEN
-
PHX
1 stop6h 14m
Alaska Airlines
Tue 22/912:13 p.m.
PHX
-
DEN
1 stop6h 13m
Alaska Airlines
Deal found 28/7C$ 302
Sat 15/86:20 p.m.
DEN
-
PHX
Nonstop2h 05m
Southwest
Mon 17/85:30 p.m.
PHX
-
DEN
Nonstop1h 45m
Southwest
Deal found 24/7C$ 306
Tue 1/92:40 p.m.
DEN
-
PHX
1 stop3h 15m
Southwest
Sat 5/911:50 a.m.
PHX
-
DEN
1 stop3h 25m
Southwest
Deal found 29/7C$ 308
Mon 26/101:10 p.m.
DEN
-
PHX
1 stop3h 50m
Southwest
Wed 28/108:25 a.m.
PHX
-
DEN
1 stop3h 50m
Southwest
Deal found 28/7C$ 313
Fri 11/96:17 a.m.
DEN
-
PHX
1 stop6h 14m
Alaska Airlines
Fri 18/93:15 p.m.
PHX
-
DEN
1 stop7h 29m
Alaska Airlines
Deal found 28/7C$ 316
Thu 10/125:25 a.m.
DEN
-
PHX
1 stop4h 10m
Delta
Wed 16/122:36 p.m.
PHX
-
DEN
1 stop5h 00m
Delta
Deal found 29/7C$ 320

Find 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 2026.

Round-trip from

C$ 278

One-way from

C$ 111

Popular in

July

Cheapest in

September

Average price

C$ 336

Good one-way deal

C$ 718 or less
Southwest
  • Southwest
  • 25/8-1/9
  • Nonstop
  • 3h 45m total
  • Denver to Phoenix
Search Deals
Frontier
  • Frontier
  • 18/9
  • Nonstop
  • 2h 06m total
  • Denver to Phoenix
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (C$ 39 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).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a one-way flight from Denver Intl to Phoenix Sky Harbor Intl.
Search Deals

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 2026.
Use the filters below to find and compare flights from Denver to Phoenix Sky Harbor Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Thu 17/9

6:17 a.m.-11:31 a.m.

1 stop6h 14m

Phoenix Sky Harbor Intl

Tue 22/9

12:13 p.m.-7:26 p.m.

1 stop6h 13m

C$ 302

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Thu 10/12

1:20 p.m.-6:10 p.m.

1 stop4h 50m

Phoenix Sky Harbor Intl

Wed 16/12

12:45 p.m.-2:30 p.m.

Nonstop1h 45m

C$ 306

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sat 14/11

12:05 p.m.-6:50 p.m.

2 stops6h 45m

Phoenix Sky Harbor Intl

Mon 16/11

8:30 p.m.-10:20 p.m.

Nonstop1h 50m

C$ 322

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Fri 28/8

10:15 a.m.-12:45 p.m.

1 stop3h 30m

Phoenix Sky Harbor Intl

Tue 1/9

1:00 p.m.-5:10 p.m.

1 stop3h 10m

C$ 350
Quickest round-trip

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Wed 23/9

9:00 a.m.-9:55 a.m.

Nonstop1h 55m

Phoenix Sky Harbor Intl

Sun 27/9

5:05 p.m.-7:50 p.m.

Nonstop1h 45m

C$ 351

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sat 21/11

8:30 a.m.-11:50 a.m.

1 stop3h 20m

Phoenix Sky Harbor Intl

Thu 26/11

10:55 a.m.-2:55 p.m.

1 stop4h 00m

C$ 380

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Mon 5/10

7:55 p.m.-11:32 a.m.

1 stop16h 37m

Phoenix Sky Harbor Intl

Mon 26/10

5:20 p.m.-11:04 p.m.

1 stop4h 44m

C$ 381

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Mon 28/12

5:15 p.m.-8:45 p.m.

1 stop3h 30m

Phoenix Sky Harbor Intl

Tue 5/1

11:00 a.m.-12:45 p.m.

Nonstop1h 45m

C$ 388

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sun 23/8

8:30 a.m.-2:20 p.m.

2 stops6h 50m

Phoenix Sky Harbor Intl

Tue 25/8

1:00 p.m.-5:10 p.m.

1 stop3h 10m

C$ 399

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Fri 28/8

8:40 p.m.-9:35 p.m.

Nonstop1h 55m

Phoenix Sky Harbor Intl

Sun 30/8

3:35 p.m.-6:20 p.m.

Nonstop1h 45m

C$ 408

Flights are sorted by cheapest round-trip flights first.

Deals found on 26/7

Showing 1-10 of 23 resultsSorted by cheapest first
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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?

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 80 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$ 246). Flying from Denver to Phoenix Sky Harbor Intl Airport in July is currently the most expensive (average of C$ 336). 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 2026.

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 morning. If you’re flexible enough to do this you can expect to save up to 18% on your trip compared to booking a flight at noon.

How much does it cost to fly round-trip from Denver to Phoenix Sky Harbor Intl Airport?

Airfare is typical for this route at the moment.

Denver to Phoenix Sky Harbor Intl Airport flights typically cost between C$ 199 and C$ 367 in August.
The cheapest round-trip price found within the last 5 days was C$ 278 on Southwest (25 Aug-1 Sep).

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 30 daily outbound flights to Phoenix Sky Harbor Intl from 0 different airlines.

  • How long is the flight from Denver to Phoenix Sky Harbor Intl Airport?

    A quick flight from Denver to Phoenix Sky Harbor Intl Airport can take about 4h 09m. Southwest provides one of the quickest options available for as low as C$ 320. There are 967 km between Denver and Phoenix Sky Harbor Intl Airport. This flight may include one or multiple stops.

  • 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 Envoy Air (83%), Air Canada (83%) or Frontier (81%) 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$ 718. On average you can expect to pay C$ 719. The most popular route, (Denver Intl - Phoenix Sky Harbor Intl), can usually be booked for C$ 230.

  • 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$ 246). Flying from Denver to Phoenix Sky Harbor Intl Airport in July is currently the most expensive (average of C$ 336). 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
Chandler
Wickenburg
Goodyear
Litchfield Park
Fountain Hills

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