Find flights
Deals
When to book
FAQs

Cheap flights from Denver to Phoenix Sky Harbor Intl Airport from C$ 81

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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PHX
14 Apr — 21 Apr1
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 15 March 2026.

Thu 16/46:30 a.m.
DEN
-
PHX
Nonstop2h 06m
Frontier
Thu 23/46:50 a.m.
PHX
-
DEN
Nonstop1h 53m
Frontier
Deal found 12/3C$ 134
Sat 16/510:36 p.m.
DEN
-
PHX
Nonstop1h 55m
Frontier
Fri 22/55:15 a.m.
PHX
-
DEN
Nonstop1h 53m
Frontier
Deal found 15/3C$ 182
Wed 15/46:55 p.m.
DEN
-
PHX
Nonstop2h 00m
Southwest
Tue 21/42:35 p.m.
PHX
-
DEN
Nonstop1h 45m
Southwest
Deal found 11/3C$ 243
Tue 28/46:45 a.m.
DEN
-
PHX
1 stop4h 43m
Alaska Airlines
Sun 3/55:00 a.m.
PHX
-
DEN
1 stop17h 59m
Alaska Airlines
Deal found 11/3C$ 263
Sun 12/46:30 a.m.
DEN
-
PHX
Nonstop2h 06m
Frontier
Sun 19/45:08 a.m.
PHX
-
DEN
1 stop26h 20m
Frontier
Deal found 15/3C$ 265
Sat 18/47:00 a.m.
DEN
-
PHX
Nonstop2h 00m
Southwest
Mon 20/49:40 p.m.
PHX
-
DEN
Nonstop1h 45m
Southwest
Deal found 11/3C$ 270
Sat 18/42:55 p.m.
DEN
-
PHX
1 stop3h 25m
Southwest
Wed 22/42:35 p.m.
PHX
-
DEN
Nonstop1h 45m
Southwest
Deal found 13/3C$ 278

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 15 March 2026.

Round-trip from

C$ 134

One-way from

C$ 81

Popular in

November

Cheapest in

September

Average price

C$ 291

Good one-way deal

C$ 698 or less
Frontier
  • Frontier
  • 16/4-23/4
  • Nonstop
  • 3h 59m total
  • Denver to Phoenix
Search Deals
Frontier
  • Frontier
  • 2/6
  • Nonstop
  • 2h 02m total
  • Denver to Phoenix
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 15 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 March 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 15 March 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

Sat 16/5

10:36 p.m.-11:31 p.m.

Nonstop1h 55m

Phoenix Sky Harbor Intl

Fri 22/5

5:15 a.m.-8:08 a.m.

Nonstop1h 53m

C$ 182

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sat 25/4

8:10 a.m.-12:07 p.m.

1 stop4h 57m

Phoenix Sky Harbor Intl

Sat 25/4

5:30 p.m.-11:19 p.m.

1 stop4h 49m

C$ 270

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Tue 14/4

6:27 p.m.-11:38 p.m.

1 stop6h 11m

Phoenix Sky Harbor Intl

Wed 22/4

4:40 p.m.-11:19 p.m.

1 stop5h 39m

C$ 298

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Fri 1/5

1:02 p.m.-10:31 p.m.

1 stop10h 29m

Phoenix Sky Harbor Intl

Sun 3/5

5:00 a.m.-11:59 p.m.

1 stop17h 59m

C$ 306

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Tue 7/4

8:55 a.m.-2:00 p.m.

2 stops6h 05m

Phoenix Sky Harbor Intl

Tue 14/4

11:00 a.m.-3:05 p.m.

1 stop3h 05m

C$ 347

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Mon 20/4

3:35 p.m.-6:22 p.m.

1 stop3h 47m

Phoenix Sky Harbor Intl

Mon 27/4

4:40 p.m.-11:19 p.m.

1 stop5h 39m

C$ 353

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Fri 3/4

6:20 p.m.-11:27 p.m.

1 stop6h 07m

Phoenix Sky Harbor Intl

Mon 6/4

6:28 p.m.-5:24 p.m.

1 stop21h 56m

C$ 362
Quickest round-trip

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Sat 11/4

5:45 a.m.-6:45 a.m.

Nonstop2h 00m

Phoenix Sky Harbor Intl

Sun 12/4

9:55 p.m.-12:40 a.m.

Nonstop1h 45m

C$ 386

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Tue 7/4

2:45 p.m.-5:30 p.m.

1 stop3h 45m

Phoenix Sky Harbor Intl

Mon 13/4

8:05 a.m.-1:25 p.m.

1 stop4h 20m

C$ 386

DenverPhoenix

DEN - PHX

DENPHX

Denver Intl

Fri 10/4

6:30 p.m.-9:05 p.m.

1 stop3h 35m

Phoenix Sky Harbor Intl

Mon 13/4

6:10 a.m.-9:00 a.m.

Nonstop1h 50m

C$ 394

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/3

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
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 13 March 2026.

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 56 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, January is the cheapest month in which you can book a flight from Denver to Phoenix Sky Harbor Intl Airport (average of C$ 80). Flying from Denver to Phoenix Sky Harbor Intl Airport in July is currently the most expensive (average of C$ 133). 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 15 March 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.

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 38 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 1h 55m. Frontier provides one of the quickest options available for as low as C$ 182. 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 SkyWest Airlines (100%), United Airlines (88%) or Air Canada (87%) 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$ 698. On average you can expect to pay C$ 699. The most popular route, (Denver Intl - Phoenix Sky Harbor Intl), can usually be booked for C$ 377.

  • 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, January is the cheapest month in which you can book a flight from Denver to Phoenix Sky Harbor Intl Airport (average of C$ 80). Flying from Denver to Phoenix Sky Harbor Intl Airport in July is currently the most expensive (average of C$ 133). 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
Chandler
Peoria
Goodyear
Litchfield Park
Fountain Hills

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.